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• Main Page
  <h1 style="margin:0 0 0.2em 0; text-align:center; font-size:125%; line-height: 1.25em; border-bottom:0;">'''[[Christoph Champ]]'s Wiki'''</h1> ...n:center; font-size:100%; line-height: 1em; border-bottom:0;">A wiki about Linux, DevOps, Cloud Computing, and other topics</h2>
  3 KB (418 words) - 23:56, 1 February 2022
• Technical and Specialized Skills
  ...ux]] (32-bit/64-bit; distros: [[CentOS]] {favourite}, [[SuSE]], [[Mandriva Linux|Mandriva]], Slackware, and Ubuntu) see: [[:Category:Linux Command Line Tools]] and [[:Category:Scripting languages]] for detailed listing.
  6 KB (773 words) - 11:35, 5 February 2020
• Bash
  '''Bash''' is a [[Linux]] command shell written for the GNU project. Its name is an acronym for '''''B'''ourn Bash is the default shell on most Linux systems and was previously my favourite shell. After nearly 14 years of usi
  34 KB (5,354 words) - 19:04, 9 May 2023
• Awk
  ...le, or can be included in the [[:Category:Linux Command Line Tools|command line]] invocation of ''Awk'') contains a series of commands which tell ''Awk'' h ...''pattern'', it executes the command(s) specified in ''action''. Alternate line forms include:
  11 KB (1,785 words) - 21:29, 30 May 2022
• Curriculum Vitae
  ...s environment ('''I am 100% a Linux and open-source guy {I have been using Linux since 1999}'''). ::Skills used: Linux, [[:Category:AWS|AWS]], [[Google Cloud Platform|GCP]], Azure, [[Docker]], [
  39 KB (5,009 words) - 19:43, 14 January 2023
• Vi
  ...computer program run from the [[:Category:Linux Command Line Tools|command line]]. This article will mainly discuss techniques for '''vim''' ('''vi''' impr <tr class="title"><td colspan="2">'''Command mode'''</td></tr>
  14 KB (2,396 words) - 22:38, 21 June 2023
• Clustal
  * '''[[ClustalW]]''': command line interface. ...as a graphical user interface. It is availabe for Windows, Mac OS and Unix/Linux
  4 KB (596 words) - 02:18, 13 July 2012
• ClustalW
  '''ClustalW''' is multiple alignment programme for Unix and Linux (I am ignoring other operating systems in this article/tutorial). ClustalW ...> '''or''' <tt>MSF</tt> on the first line, and '<tt>..</tt>' at the end of line
  16 KB (2,365 words) - 20:40, 6 November 2008
• GNU Privacy Guard
  ...one will want to be more concise and use the short version of the command-line options. * Below is that shortened command:
  3 KB (504 words) - 00:08, 25 August 2020
• Linux
  '''Linux''' is a computer operating system and its kernel. It is one of the most pro ==[[Linux kernel|Kernel]]==
  7 KB (1,028 words) - 20:06, 24 October 2014
• MySQL
  ===Tools=== *[http://jeremy.zawodny.com/mysql/mytop/ mytop] &mdash; a [[Top (command)|top]] clone for MySQL
  15 KB (2,259 words) - 00:21, 10 February 2021
• Job control
  When using [[Linux]] via a terminal, a user will initially only have a single process running, ...shells offer similar functionality under other names.</ref> to the command line; its output is directed to the terminal (potentially interleaved with other
  13 KB (2,288 words) - 04:42, 21 April 2023
• Comm (command)
  ...umns for left and right files. This functionally is similar to <tt>[[Diff (command)|diff]]</tt>. ...t> and <tt>diff</tt> is that <tt>comm</tt> will not try to indicate that a line has "changed" between the two files; lines are either shown in the "from fi
  1 KB (250 words) - 21:58, 25 May 2006
• Curl
  '''cURL''' is a [[:Category:Linux Command Line Tools|command line tool]] for transferring files with URL syntax, supporting FTP, FTPS, HTTP, [[Category:Linux Command Line Tools]]
  10 KB (1,538 words) - 04:37, 21 April 2023
• Agrep
  ...[:Category:Linux Command Line Tools|command line tool]] for use with the [[Linux]] operating system. ...s record oriented rather than just line oriented; a record is by default a line, but it can be user defined;
  13 KB (1,944 words) - 06:33, 20 April 2012
• Wget
  $ wget -b <nowiki>https://www.kernel.org/pub/linux/kernel/v4.x/linux-4.0.4.tar.gz</nowiki> ...ownloading in background, so that you can disconnect the terminal once the command is issued.
  5 KB (719 words) - 07:18, 13 September 2021
• Replace (command)
  '''replace''' is a [[:Category:Linux Command Line Tools|Linux utility programme]] that changes strings in place in files or on the standa ...me/bar</code>. You would use the <tt>replace</tt> utility from the command line as follows:
  2 KB (371 words) - 05:59, 8 February 2007
• Rsync
  '''rsync''' is a [[:Category:Linux Command Line Tools|command line tool]] which synchronizes files and directories from one location to anothe ...>) with a backup directory/disk (e.g. <code>/backup</code>). The following command will accomplish this:
  13 KB (2,005 words) - 21:34, 11 July 2015
• Sudo
  ...per'''u'''ser '''do''') is a [[:Category:Linux Command Line Tools|command line tool]] that allows users to run programs in the guise of another user (norm ...red with the configuration file <code>/etc/sudoers</code> (see: [[Sudoers (linux file)|sudoers]]) which lists each user who can run <code>sudo</code>, along
  3 KB (472 words) - 02:01, 26 April 2007
• Sudosh
  ...dosh</tt> allows the execution of a root or user shell with logging. Every command the user types within the root shell is logged as well as the output. ...t if you use a shell such as [[C shell|csh]] that does not support command-line logging you are out of luck.<br>
  1 KB (254 words) - 02:03, 26 April 2007
• Visudo
  '''visudo''' is a [[:Category:Linux Command Line Tools|command line tool]] that edits the '''[[sudoers]]''' file in a safe fashion. The <code>s [[Category:Linux Command Line Tools]]
  503 bytes (79 words) - 02:04, 26 April 2007
• Sudoers
  '''sudoers''' is a [[:Category:Linux Files|file]] (typically located at <code>/etc/sudoers</code>) containing a [[Category:Linux Files]]
  2 KB (352 words) - 11:29, 7 July 2014
• Rdiff-backup
  ...de> can operate in a bandwidth efficient manner over a pipe, like [[Rsync (command)|rsync]]. Thus you can use <code>rdiff-backup</code> and [[ssh]] to securel * In most cases, the command
  2 KB (318 words) - 02:09, 26 April 2007
• GnuPlot
  '''GnuPlot''' is a versatile [[:Category:Linux Command Line Tools|command line]] programme that can generate two- and three-dimensional plots of functions ..., and then a third shell running ghostview to view the eps file. To load a command file:
  15 KB (2,365 words) - 07:16, 20 April 2012
• Sed
  ...pecified in its simple language (the ''sed script''), and then outputs the line. ...le applying the whole list of edit commands to each line. Because only one line at a time is in memory, sed can process text files with an arbitrarily-larg
  11 KB (1,730 words) - 00:56, 18 May 2015
• Grep
  ...ular expression / print) is a [[:Category:Linux Command Line Tools|command line utility]] that for a given a list of files or standard input to read, grep ....gnu.org/software/grep/ GNU grep] &mdash; the grep that usually comes with Linux distributions
  3 KB (381 words) - 08:45, 17 October 2017
• Chcase
  ...ry:Linux Command Line Tools|command line tool]]) used to rename files in [[linux]]. You can change filenames to either all upper or all lower case, or speci This is a useful command (or "script") for renaming multiple filenames at once.
  2 KB (329 words) - 00:47, 14 December 2012
• Miscellaneous commands
  ...of these will be simple [[:Category:Linux Command Line Tools|command line tools]]. Eventually, many of these will have their own article. For now, they are ...Google Search Manual] and [http://projects.felipc.com/gcl/ Google command line help] for more tricks.
  20 KB (3,106 words) - 23:38, 10 September 2021
• Fdupes
  ...ne tool]]) used to find duplicate files in a given set of directories in [[linux]]. ; <tt>-1 --sameline</tt> : list each set of matches on a single line
  3 KB (442 words) - 01:43, 26 April 2007
• Cdrtools
  <tt>cdrtools</tt> has been forked as DVD-R Tools. ==List of tools==
  773 bytes (110 words) - 04:45, 29 March 2007
• Internetwork Routing Protocol Attack Suite
  The '''Internetwork Routing Protocol Attack Suite''' (IRPAS) is a set of tools for detecting and perpetrating (white-hat) attacks on computer networks. [[Category:Linux Command Line Tools]]
  1 KB (172 words) - 02:00, 31 May 2012
• Mvs
  '''mvs''' is a [[:Category:Linux Command Line Tools|command line]] Mediawiki client. [[Category:Linux Command Line Tools]]
  2 KB (252 words) - 04:19, 31 March 2008
• Sed/scripts
  The following is a compilation of '''useful one-line scripts for [[sed]]'''. The original was compiled by Eric Pement (29-Dec-20 ...y has blank lines in it. Output file should contain no more than one blank line between lines of text.
  30 KB (4,929 words) - 22:47, 21 August 2019
• Sed/manpage
  * specify the desired line-wrap length for the '<tt>l</tt>' command -l N, --line-length=N
  8 KB (1,304 words) - 05:58, 7 August 2006
• Coreutils
  ...any of the basic tools such as [[cat ((command))|cat]], [[ls]], and [[rm ((command))|rm]] needed for Unix-like operating systems. ...as the GNU philosophy shifts information away from manual pages (and uses tools such as <tt>[[texinfo|info]]</tt>), usage information is more extensive.
  9 KB (1,324 words) - 23:35, 6 February 2013
• Named pipe
  ...is an extension to the traditional [[pipeline (Linux)|pipe]] concept in [[Linux]] systems. A traditional pipe is "unnamed" because it exists anonymously an == Named pipes in Linux ==
  1 KB (218 words) - 06:54, 19 August 2006
• Redirection (Linux)
  '''Redirection''' is a function common to most [[Linux]] [[shell]]s which allow standard streams to be redirected to user-specifie ...our screen. Standard output (STDOUT) captures the normal output of a given command. Standard error (STDERR) captures most failures and error conditions.
  12 KB (1,905 words) - 20:29, 22 September 2020
• Nohup
  ...signal, enabling the command to keep running after the user who issues the command has logged out. It is most often used to run commands in background as daem ...p</tt> runs the given ''COMMAND'' with hangup signals ignored, so that the command can continue running in the background after you log out.
  3 KB (473 words) - 03:11, 14 April 2008
• LAMP on Mandriva
  ...article, I will describe how to setup a [[LAMP]] environment on [[Mandriva Linux]] (version 2007.1). ...ing is required by [[ISPConfig]]. We can change this by commenting out the line skip-networking in <code>/etc/my.cnf</code>:
  7 KB (1,074 words) - 01:52, 3 May 2007
• Axel
  '''axel''' is a [[:Category:Linux Command Line Tools|command line tool]] similar to [[wget]]. The difference is that it is both an accelerato [[Category:Linux Command Line Tools]]
  2 KB (258 words) - 01:54, 26 April 2007
• .netrc
  ...matches the remote machine specified on the ftp command line or as an open command argument. Once a match is made, the subsequent .netrc tokens are processed, ...ditional account password, or the auto-login process will initiate an ACCT command if it does not.
  3 KB (524 words) - 01:04, 5 September 2006
• Expect (command)
  '''Expect''' is a [[Linux]] automation and testing tool, written by Don Libes, for interactive applic ...'''send''', and '''expect'''. These allow a script to control command-line tools originally designed to interact only with a human. For example, programs w
  7 KB (1,064 words) - 03:05, 13 April 2008
• Dialog (command)
  '''dialog''' is a [[:Category:Linux Command Line Tools|command utility]] to create nice user interfaces from [[Bash|shell scripts]], or ot [[Category:Linux Command Line Tools]]
  660 bytes (90 words) - 20:56, 5 September 2006
• Sgrep
  ...by Jani Jaakkola and Pekka Kilpeläinen. It is included in the [[SuSE]] [[Linux]] package. Like [[Grep (command)|grep]], sgrep can be used for any kind of text files. However it is most u
  3 KB (464 words) - 01:55, 26 April 2007
• Secure Shell
  ''Note: See the [http://linux.die.net/man/5/ssh_config ssh_config (5) man page] for details.'' ~C - open a command line
  10 KB (1,480 words) - 18:24, 6 February 2024
• Units (command)
  '''units''' is a [[:Category:Linux Command Line Tools|command line]] unit conversion program. ...the program interactively with prompts, or you can use it from the command line.
  4 KB (615 words) - 22:12, 16 April 2007
• Lsof
  '''lsof''' is a [[:Category:Linux Command Line Tools|command line tool]] that is used to report a list of all open files and the processes th ...pes, network sockets and devices opened by all processes. One use for this command is when a disk cannot be unmounted because (unspecified) files are in use.
  1 KB (166 words) - 06:15, 23 September 2007
• Dwdiff
  ...nd for the [[diff]] program that operates at the word level instead of the line level. It is different from [[wdiff]] in that it allows the user to specify [[Category:Linux Command Line Tools]]
  452 bytes (71 words) - 01:59, 26 April 2007
• Urpmi
  ...va Linux]] package management [[:Category:Linux Command Line Tools|command line tool]] for installing, removing, updating and querying software packages of urpmi.addmedia main ftp://ftp.lip6.fr/pub/linux/distributions/Mandrakelinux/official/2007.1/i586/media/main/release with me
  3 KB (499 words) - 05:50, 17 July 2009
• Xmerge
  ...e''' is a [[image stitching]] [[:Category:Linux Command Line Tools|command line tool]] developed by Johan Borg. ==Command line options==
  3 KB (581 words) - 06:49, 20 April 2007
• Linux directory structure
  ...s and their contents in Linux operating systems. More simply, it is the '''Linux directory structure'''. ...wever, that some of these directories may or may not be present on a given Linux system as they depend on whether certain subsystems, such as the X Window S
  7 KB (974 words) - 20:12, 19 April 2022
• WvWare
  [[Category:Linux Command Line Tools]]
  216 bytes (28 words) - 20:18, 9 October 2006
• Fail2ban
  [[Category:Linux Command Line Tools]]
  1 KB (163 words) - 04:09, 1 September 2007
• Expr
  '''expr''' is a [[:Category:Linux Command Line Tools|command line]] utility which evaluates an expression and outputs the corresponding value ...st of the challenge posed in writing expressions is preventing the command line shell from acting on characters intended for ''expr'' to process.
  3 KB (443 words) - 01:59, 26 April 2007
• Perl
  ...is an excerpt from '<code>man perlrun</code>' about the important command line switches used when doing perl one-liners. split command to the @F array is done as the first thing inside the
  5 KB (746 words) - 04:15, 31 March 2008
• Rdate
  '''rdate''' is a TCP/IP [[:Category:Linux Command Line Tools|command]] used to retrieve the date and time from a host or hosts on the network an [[Category:Linux Command Line Tools]]
  783 bytes (126 words) - 02:08, 26 April 2007
• Findutils
  ==Findutils tools== The tools supplied with this package are:
  10 KB (1,695 words) - 23:28, 21 May 2015
• Dmesg
  ...sg''' (for "diagnostic message") is a [[:Category:Linux Command Line Tools|command]] that prints the message buffer of the kernel. This buffer contains a vari [[Category:Linux Command Line Tools]]
  415 bytes (64 words) - 01:57, 26 April 2007
• WikiSH
  '''WikiSH''' is a [[:Category:Linux Command Line Tools|command line]] wiki using only [[Bash|/bin/sh]] and plain [[Awk]]. It also includes a Wi [[Category:Linux Command Line Tools]]
  2 KB (278 words) - 22:31, 2 January 2015
• Bioinformatics resource list
  * absolutely '''''must''''' work on [[Linux]]; * preferably CLI-friendly (i.e. able to run entirely from the command-line); and
  13 KB (1,598 words) - 06:08, 20 May 2008
• Mt
  '''mt''' is a [[:Category:Linux Command Line Tools|command]] used to control and backup data onto magnetic tapes. * Backup directory /data and /home with [[Tar (command)|tar]] command (z - compressed; note the <code>/dev/nst0</code>; '<code>nst0</code>' ''not
  6 KB (1,008 words) - 08:58, 17 February 2016
• SuSE wireless card configuration
  <google>suse linux wireless</google> ...Unfortunately, it didn't work. That is, using either Yast2 or the command line options (e.g. <tt>ifconfig</tt>, <tt>iwconfig</tt>, etc) and DHCP just didn
  3 KB (510 words) - 07:27, 24 February 2009
• ISO Images
  ...will be done from the CLI (or [[:Category:Linux Command Line Tools|command line]]). ...holds the files you place in your ISO image. Then use the <tt>mkisofs</tt> command.
  11 KB (1,842 words) - 14:44, 14 July 2014
• Xls2csv
  '''xls2csv''' is a [[:Category:Linux Command Line Tools|command line]] script that recodes a spreadsheet's charset and saves as CSV. It was writ [[Category:Linux Command Line Tools]]
  2 KB (364 words) - 05:00, 17 May 2007
• Firefox
  *Clear your Download history to make the download manager more responsive: Tools | Options | Privacy. ...event a website from replacing/changing your rightclick context menu go to Tools>Options>content>Advanced on Firefox 2+.
  7 KB (1,193 words) - 07:15, 30 April 2010
• GParted
  ...ports the following filesystems: ext2, ext3, fat16, fat32, hfs, hfs+, jfs, linux-swap, reiserfs, reiser4, ufs, xfs, and even ntfs (Windows). [[Category:Linux Command Line Tools]]
  1 KB (174 words) - 02:52, 1 April 2007
• Style and Diction
  ...'diction''' are two [[Linux]] [[:Category:Linux Command Line Tools|command-line]] linguistic utilities. They are part of the GNU software suite. ...u.org/software/diction/diction.html GNU Style and Diction] &mdash; Command line programs to calculate score
  15 KB (2,157 words) - 08:50, 24 April 2012
• Ptx
  '''ptx''' is a [[:Category:Linux Command Line Tools|command-line]] utility to produce a permuted index of file contents similar to a '''[[KW -F, --flag-truncation=STRING use STRING for flagging line truncations
  15 KB (2,341 words) - 02:00, 26 April 2007
• Dbacl
  ...t line. It is sometimes useful to see the posterior probabilities for each line without filtering: You can now postprocess the posterior probabilities for each line of text with another script, to replicate an arbitrary Bayesian decision r
  7 KB (1,190 words) - 08:53, 22 February 2007
• Dd (command)
  '''dd''' is a [[:Category:Linux Command Line Tools|command-line]] utility whose primary purpose is the low-level copying and conversion of ...f'''=''file'' : Input File: Read from ''file'' instead from [[Redirection (Linux)|standard input]].
  10 KB (1,656 words) - 01:46, 7 May 2018
• Shred
  '''shred''' is a [[:Category:Linux Command Line Tools|command-line]] utility to overwrite a file to hide its contents, and optionally delete i ...l. If the info and shred programs are properly installed at your site, the command
  4 KB (623 words) - 02:39, 13 February 2007
• Tex2im
  ...t; possible examples: gif, jpg, tif (all formates supported by "[[Convert (command)|convert]]" should work; default: png Then type on the command line:
  5 KB (868 words) - 07:48, 25 December 2008
• Linux HDD
  ...(for Windows). If you are like me, you will want this HDD formatted for [[Linux]]. *Step 1: Getting Linux to discover the newly connected external HDD
  7 KB (1,275 words) - 03:45, 1 December 2015
• Iptables
  ...that allows a system administrator to configure the tables provided by the Linux kernel firewall (implemented as different Netfilter modules) and the chains ...and must be executed by user root, otherwise it fails to function. On most Linux systems, iptables is installed as <tt>/usr/sbin/iptables</tt> and documente
  21 KB (2,869 words) - 21:16, 19 December 2018
• Pax
  *[[Mt (command)|mt]] [[Category:Linux Command Line Tools]]
  1 KB (251 words) - 04:20, 6 July 2012
• Update timezone files for earlier Daylight Savings Time
  Older [[Linux]] kernels are using the older definition of DST and the files that control To determine if your time zone has an issue, run this command (note that <code>zdump</code> might be located under <code>/sbin/zdump</cod
  5 KB (705 words) - 01:44, 14 May 2015
• Dblatex
  '''dblatex''' is a [[:Category:Linux Command Line Tools|command line]] tool to convert DocBook to [[LaTeX]], DVI, [[PostScript]], and PDF. [[Category:Linux Command Line Tools]]
  445 bytes (65 words) - 02:42, 10 March 2007
• Flash motherboard BIOS
  ...otdisk version from the FreeDOS website (i.e. the one with just kernel and command.com), as it leaves more free space on disk for the flash utility and new BI [[Category:Linux Command Line Tools]]
  3 KB (497 words) - 21:04, 11 March 2007
• Samba
  ...ne ("Samba client") has an IP address of <code>10.0.32.145</code>, and the Linux machine is behind a dedicated firewall (which does NAT). ...you will need to implement are <code>FORWARD</code> all "source" requests (Linux box) via TCP on ports 139 and 445 with a jump target of "<code>ACCEPT</code
  5 KB (785 words) - 17:57, 8 May 2014
• Ngrep
  ...stands BPF filter logic in the same fashion as more common packet sniffing tools, such as [[tcpdump]] and [[snoop]]. It was written by Jordan Ritter. *[http://logi.cc/linux/netfilter-log-format.php3 Netfilter]
  6 KB (772 words) - 17:05, 11 June 2015
• Iftab
  ...k interface. Note: <code>/etc/iftab</code> is not used (by default) in all Linux distros. Each mapping is described on a separate line, it starts with an interface name, and contains a set of descriptors, separ
  6 KB (856 words) - 17:23, 3 January 2014
• Crontab
  '''crontab''' is a [[:Category:Linux Command Line Tools|command line tool]] used to schedule commands to be executed periodically. It reads a se Each line of a crontab file follows a particular format as a series of fields, separa
  8 KB (1,304 words) - 08:49, 18 September 2021
• Binutils
  ...GNU Binary Utilities''', or '''binutils''', is a collection of programming tools for the manipulation of object code in various object file formats. The cur *<code>[[as (command)|as]]</code> &mdash; assembler
  2 KB (285 words) - 03:57, 1 April 2007
• Readelf
  [[Category:Linux Command Line Tools]]
  600 bytes (86 words) - 04:03, 1 April 2007
• Linux kernel
  The '''kernel''' is the core piece of the [[Linux]] operating system. The kernel manages the resources of the Linux OS; such as the following:
  6 KB (897 words) - 10:20, 17 November 2014
• RPM Package Manager
  ...erytags". To find out which querytags are available, execute the following command: ...o" in them (i.e., not version, release, arch, etc.), execute the following command
  8 KB (1,064 words) - 22:36, 19 April 2023
• Recovery Is Possible
  ...and recovery applications. The disc is mainly oriented at the experienced Linux user that knows what he is doing, and thus does not contain automated scrip [[Category:Linux Command Line Tools]]
  3 KB (481 words) - 05:17, 2 April 2007
• Fstab
  The following is an example of a fstab file on a Red Hat [[Linux]] system: # my files partition shared by windows and linux
  6 KB (838 words) - 01:45, 3 April 2007
• Udev
  ...[kernel]] series. Its primary function is managing device nodes in <code>[[Linux directory structure|/dev]]</code>. It is the successor of <tt>devfs</tt> an ...]] interface of the Linux kernel which has been updated or introduced with Linux kernel 2.6.13. A system using such a new version of udev will not boot with
  4 KB (694 words) - 01:44, 3 April 2007
• Common Unix Printing System
  == User Interface tools == There are several tools created to help set up CUPS. The CUPS server itself runs a webserver admini
  6 KB (795 words) - 22:59, 23 January 2008
• List of GNU packages
  ...Many of these software packages are today included as part of typical GNU/Linux distributions. | useful library for reading command lines
  8 KB (1,101 words) - 05:31, 4 April 2007
• GRUB
  ...ot/grub/menu.lst</code> and below the 'Pretty colours' section add a third line as below: *:[http://jaeger.morpheus.net/linux/grubsplash.html GRUB splash Image Information]; or
  2 KB (303 words) - 23:30, 30 May 2012
• Mandriva Linux
  *[http://wiki.mandriva.com/en/Releases/Mandriva/2008.0/Errata Mandriva Linux 2008 Errata] [[Category:Linux Command Line Tools]]
  216 bytes (28 words) - 04:47, 1 May 2008
• SoX
  ...written in standard C, with a [[:Category:Linux Command Line Tools|command-line interface]]. Here's what this terminal command does. It first takes the asz.aif file and outputs it as aszc.aif, subjecti
  4 KB (624 words) - 11:10, 28 October 2014
• A2ps
  true if verbosity level includes the `tools' flag (See section 3.1.2 Global Options option `--verbosity'. enumeration of the command line options. In this case in in never used, but is replaced by the arguments.
  8 KB (1,389 words) - 23:23, 16 April 2007
• CDfs
  '''CDfs''' is a virtual Linux file system that provides access to individual data and audio tracks on com Cdfs is not included in the mainline [[Linux]] [[kernel]], but is distributed instead as a series of kernel patches.
  3 KB (492 words) - 02:50, 21 April 2007
• Diffutils
  ...ipedia:diff|diff]] : compares two files and shows the differences, line by line. ;[[:wikipedia:cmp (Unix)|cmp]] : shows the offset and line numbers where two files differ, or cmp can show the characters that differ
  1 KB (218 words) - 17:47, 9 July 2012
• Hdparm
  ...mand line interface]] to various hard disk ioctls supported by the stock [[Linux]] ATA/IDE device driver subsystem. Some options may work correctly only wit [[Category:Linux Command Line Tools]]
  1 KB (224 words) - 03:38, 4 May 2007
• Tar
  * Backup directory /data and /home with tar command (z - compressed; note the <code>/dev/nst0</code>; '<code>nst0</code>' ''not * Or, using the [[Dd (command)|dd]] command:
  6 KB (968 words) - 05:29, 20 November 2013
• Littleutils
  ...peats), image optimizers (opt-jpg opt-png opt-gif recomp-jpg), file rename tools (lowercase uppercase), archive recompressors (to-bzip to-7zip to-lzma), a t [[Category:Linux Command Line Tools]]
  1 KB (149 words) - 01:42, 4 June 2007
• Pic language
  [[category:Linux Command Line Tools]]
  2 KB (272 words) - 05:47, 3 July 2007
• Perl/Scripts
  The following is a compilation of '''useful one-line scripts for [[Perl]]'''. The original was compiled by Tom Christiansen, how ;-p : Execute the command for every line of the file.
  14 KB (2,259 words) - 06:45, 24 September 2007
• Nmap
  *[[Network tools for Linux]] *[http://logi.cc/linux/netfilter-log-format.php3 Netfilter]
  6 KB (882 words) - 00:04, 6 June 2021
• Mathomatic
  ==Mathomatic command reference== see: [http://mathomatic.orgserve.de/math/doc/am.html Mathomatic Command Reference]
  1 KB (169 words) - 20:15, 9 September 2007
• Gp
  ...e them in a pipe as any other [[:Category:Linux Command Line Tools|Linux]] command or use them in a cgi script. All programs are written in ANSI C, and are su ...n a given sequence. You can either type the sequence directly as a command line argument, like
  7 KB (1,108 words) - 02:04, 13 July 2012
• Subversion
  The article will cover the Subversion command-line client (or just '''svn''') for version >= 1.4.3. ...nts, recursing on the directories. If no arguments are supplied to such a command, it recurses on the current directory (inclusive) by default.
  3 KB (512 words) - 22:04, 22 August 2018
• Autoconf
  [[Category:Linux Command Line Tools]]
  479 bytes (68 words) - 00:31, 25 August 2007
• Msec
  '''msec''' is a package of [[Mandriva Linux]] security tools. ity when called interactivelly (on the command line or from Mandriva
  2 KB (254 words) - 21:30, 25 March 2016
• Ntop
  [[Category:Linux Command Line Tools]]
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• BLAST
  ...ADME for stand-alone BLAST" document. It will only cover the process for [[Linux]] systems (and assume 32-bit OS).'' .../ (the archive will be called something like <code>ncbi-blast-2.2.25+-ia32-linux.tar.gz</code> for 32-bit versions).
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• Postfix
  ;<code>postlock</code>: lock mail folder and execute command [[Category:Linux Command Line Tools]]
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• Git
  ...figuration management project created by Linus Torvalds, initially for the Linux kernel development. $ man git-add # man page on the 'add' command
  4 KB (633 words) - 00:38, 19 February 2021
• Ext3grep
  [[Category:Linux Command Line Tools]]
  638 bytes (105 words) - 07:36, 9 May 2008
• Umask
  [[Category:Linux Command Line Tools]]
  2 KB (256 words) - 04:16, 14 April 2008
• Network tools for Linux
  ==List of network tools for Linux== ===Net-tools===
  1 KB (152 words) - 23:49, 19 May 2008
• Ack
  --line=NUM Only print line(s) NUM of each file -o Show only the part of a line matching PATTERN
  8 KB (1,112 words) - 00:03, 16 December 2012
• Pushd and popd
  ...inux Command Line Tools|command line tools]] used to work with the command line directory stack. ...time, optionally changing to a new directory. The '''<code>popd</code>''' command returns to the path at the top of the directory stack.
  966 bytes (150 words) - 23:01, 6 November 2008
• Globbing
  [[Category:Linux Command Line Tools]]
  2 KB (257 words) - 23:04, 6 November 2008
• Rpmbuild
  make linux-pgf77 make linux-gfortran
  5 KB (859 words) - 21:46, 11 February 2010
• Tput
  ...he '''tput''' command in [[Linux]]. It is a standard Unix operating system command, which is used to set terminal features. *Tansley DSW (2000). "Creating screen output". ''Linux and UNIX shell programming''. Safari Tech Books Online. Addison-Wesley. ISB
  2 KB (242 words) - 21:34, 30 May 2012
• Xxd
  '''xxd''' is a [[:Category:Linux Command Line Tools|Linux command]] that creates a hex dump of a given file or standard input. It can also co *Print 120 bytes as continuous hexdump with 20 octets per line.
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• Zsh
  ...nix shell that can be used as an interactive login shell and as a powerful command interpreter for shell scripting. Zsh can be thought of as an extended Bourn *[http://www.ibm.com/developerworks/linux/library/l-z/index.html Curtains up: introducing the Z shell]
  1 KB (236 words) - 20:35, 11 July 2012
• Etckeeper
  '''<code>etckeeper</code>''' is a collection of tools to let <code>/etc</code> be stored in a [[git]], mercurial, darcs, or bzr r ...source version) &mdash; a Ruby-based management and automation tool for [[Linux]] system administration.
  2 KB (232 words) - 05:56, 8 July 2013
• BLAST+
  ...up until its replacement BLAST+ was released by the NCBI. The "new" BLAST+ tools like <code>blastn</code>, <code>blastp</code>, <code>blastx</code>, <code>t ;legacy_blast.pl : Converts a legacy blast search command line into blast+ counterpart and execute it
  11 KB (1,473 words) - 00:05, 10 July 2012
• ELinks
  *Command line mode [e] :Specify configuration file directives on the command-line which will be evaluated after all configuration files has been read. Exampl
  11 KB (1,694 words) - 20:05, 24 July 2012
• Extended ASCII code table
  [[Category:Linux Command Line Tools]]
  4 KB (221 words) - 17:11, 2 January 2014
• Tr (coreutils)
  ...de>''' is a [[:Category:Linux Command Line Tools|Linux CLI]] [[coreutils]] command to translate, squeeze, and/or delete characters. ...ation and blank characters to a single newline. That puts each "word" on a line by itself. Next it maps all uppercase characters to lower case, and finally
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• Socat
  ...t</tt>''' (for '''SO'''cket '''CAT''') is a [[:Category:Linux Command Line Tools|CLI]] utility that acts as a multipurpose relay for bidirectional data tran ...at]] and rinetd replacement, to redirect TCP-oriented programs to a serial line, or to establish a relatively secure environment (su and chroot) for runnin
  3 KB (439 words) - 05:15, 21 May 2014
• Linux swap space
  In [[Linux]], '''swap''' is space on the hard disk that is reserved to be used as virt A swap partition can be created with most Linux partitioning tools (e.g. [[fdisk]], [[cfdisk]]). Swap partitions are typically designated as t
  3 KB (526 words) - 02:16, 14 January 2016
• Sar (sysstat)
  ...m loads, including CPU activity, memory/paging, device load, network, etc. Linux distributions provide <code>`sar`</code> through the <code>sysstat</code> p The sysstat package contains the following system performance tools:
  6 KB (711 words) - 05:04, 28 July 2014
• Chkrootkit
  $ wget <nowiki>http://www.reznor.com/tools/chkrootkit.md5</nowiki> Note: If that <code>`make sense`</code> command returns something like "<code>/usr/bin/ld: cannot find -lc</code>", you nee
  2 KB (265 words) - 11:03, 13 August 2014
• Di (command)
  ...playing everything (and more) that your <code>`[[df (command)|df]]`</code> command does. It features the ability to display your disk usage in whatever format With scaled alternative 1, sizes within a line may scale to dif‐
  15 KB (2,072 words) - 19:07, 22 November 2013
• Xl (XenServer)
  '''<tt>xl</tt>''' is a [[:Category:Linux Command Line Tools|CLI]] tool that is based on the xenlight library (libxl), a library designe
  6 KB (864 words) - 05:51, 25 December 2013
• Ethtool
  '''ethtool''' is a [[Linux]] command for displaying or modifying the Network Interface Controller (NIC) paramete The command is useful for:
  2 KB (318 words) - 17:37, 3 January 2014
• Tcpdump
  ...>tcpdump</code>''' is a common packet analyzer that runs under the command line. It allows the user to intercept and display TCP/IP and other packets being * Read the packets from a previously saved file (e.g., from the previous command):
  11 KB (1,707 words) - 16:48, 19 June 2015
• Cmus
  ...-line-linux.html How to manage your music library from the command line on Linux] [[Category:Linux Command Line Tools]]
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• Cryptsetup
  *Edit <code>/etc/fstab</code> and add the following line: *Create/edit <code>/etc/crypttab</code> and add the following line:
  1 KB (184 words) - 19:06, 5 May 2014
• Logical Volume Manager
  ...will explain how to use the '''Logical Volume Manager''' ('''LVM''') in [[Linux]]. *Make it persistent by adding the following line to your <code>/etc/fstab</code> file and test mount it (again):
  3 KB (413 words) - 18:52, 16 April 2015
• Netcat
  ...remote computers. To do so, on a computer A with IP 192.168.1.2, run this command: Then, from any other computer on the same network, one could run this nc command:
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• ISCSI
  [[Category:Linux Command Line Tools]]
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• Selinux
  '''Security-Enhanced Linux''' ('''SELinux''') is a Linux kernel security module that provides the mechanism for supporting access co ...fcontext -l | grep httpd_sys_content_t # gives you examples for the next command:
  2 KB (360 words) - 22:50, 8 September 2016
• DNS
  [[Category:Linux Command Line Tools]]
  683 bytes (94 words) - 20:39, 7 May 2014
• Network Time Protocol
  ...rate limiting. To do all of this, add or update the <code>restrict</code> line in your <code>/etc/ntp.conf</code> file: [[Category:Linux Command Line Tools]]
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• Netsed
  [[Category:Linux Command Line Tools]]
  2 KB (302 words) - 22:39, 12 June 2019
• Gentoo
  '''Gentoo Linux''' is a computer operating system based on the [[Linux]] [[Linux kernel|kernel]] and built using the Portage package management system. [[Category:Linux Command Line Tools]]
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• CentOS
  ...to be 100% binary compatible with its upstream source, Red Hat Enterprise Linux (RHEL). * Install the "Development Tools":
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• Rkhunter
  [[Category:Linux Command Line Tools]]
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• Xm (xen)
  The basic structure of every xm command is almost always: ...ptions. There are a few exceptions to this rule in the cases where the sub command in question acts on all domains, the entire machine, or directly on the xen
  32 KB (5,154 words) - 10:30, 20 September 2014
• Sftp
  A "<code>chroot</code>" in [[Linux]] is an operation that changes the apparent root directory for the current $ cat /etc/mtab # check that the following line exists
  2 KB (415 words) - 11:40, 20 September 2014
• Linux log files
  :Stores information from Linux Audit daemon (auditd). This log contains information on what users perform :This will contain failed login attempts. Use the 'last' command to view this log. Example: <code>sudo lastb</code> or <code>last -f /var/lo
  5 KB (718 words) - 00:58, 12 December 2018
• Chroot
  A '''chroot''' on [[Linux]] operating systems is an operation that changes the apparent root director [[Category:Linux Command Line Tools]]
  2 KB (410 words) - 07:21, 1 July 2020
• Ansible
  ...ing servers (among other things). This article will ''only'' discuss the [[Linux]] aspects. Most of the examples will use [[Vagrant]]. However, some of the ...top/local machine in most cases) and "<code>[remote] $</code>" indicates a command to be run on one of the nodes.
  12 KB (1,304 words) - 17:04, 10 April 2022
• Systemd
  ...lities designed as a central management and configuration platform for the Linux computer operating system. ● vboxadd.service loaded failed failed LSB: VirtualBox Linux Additions kernel modules
  12 KB (1,578 words) - 00:06, 11 April 2023
• Screen
  * Detach from Linux screen session: C-a w (windows) Show a list of window names in the status line.
  5 KB (753 words) - 21:27, 3 August 2020
• Pv
  -l, --line-mode count lines instead of bytes [[Category:Linux Command Line Tools]]
  4 KB (537 words) - 22:16, 6 March 2015
• GNU parallel
  ...a list of users, a list of URLs, or a list of tables. A job can also be a command that reads from a pipe. GNU parallel can then split the input and pipe it i ...e>.foo</code> for occurrences of the string <code>bar</code>. The parallel command will work as expected unless a file name contains a newline. In order to av
  3 KB (470 words) - 02:36, 20 March 2015
• Strace
  ...or [[Linux]]. It is used to monitor interactions between processes and the Linux kernel, which include system calls, signal deliveries, and changes of proce <code>strace(1)</code> is an indispensable tool for any Linux Systems Administrator. [[Christoph Champ|I]] use it on a daily basis at wor
  6 KB (855 words) - 21:12, 18 February 2016
• Lspci
  The first characters of each line are in the format: <code>[<bus>]:[<slot>].[<func>]</code> [[Category:Linux Command Line Tools]]
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• Crudini
  [[Category:Linux Command Line Tools]]
  948 bytes (147 words) - 17:53, 27 October 2015
• VirtualBox
  ''Note: Each <code>VBoxManage</code> command is linked to the underscore command of the same name (i.e., <code>vboxmanage</code>).'' [[Category:Linux Command Line Tools]]
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• PXE boot server
  * Add the following line to the <code>/etc/inetd.conf</code> file: [[Category:Linux Command Line Tools]]
  3 KB (495 words) - 22:24, 12 December 2015
• Sysctl
  ...s, parsing them and closing the file. The sysctl system call does exist on Linux, but does not have a wrapping function in glibc and is not recommended for ==How to enable IP forwarding in Linux==
  3 KB (441 words) - 02:14, 14 January 2016
• Jq
  '''jq''' is a lightweight and flexible command-line JSON processor. jq is like [[sed]] for JSON data - you can use it to slice * [https://github.com/mikefarah/yq yq] &mdash; a portable command-line YAML, JSON, XML, CSV and properties processor.
  7 KB (784 words) - 22:14, 25 January 2023
• Cowsay
  [[Category:Linux Command Line Tools]]
  510 bytes (79 words) - 00:54, 19 February 2016
• Unix sockets
  ...line provides labels for each of the columns in the output. Each following line represents one open socket. Results from <code>$(cat /proc/net/tcp)</code> ; <code>sl</code> : The number of the line in the output listing.
  4 KB (652 words) - 22:26, 20 January 2022
• RabbitMQ
  [[Category:Linux Command Line Tools]]
  1 KB (198 words) - 03:20, 29 April 2016
• Docker
  ...filesystem that contains everything it needs to run: code, runtime, system tools, system libraries – anything you can install on a server. This guarantees ...ode, runtime, system tools, system libraries, settings. Available for both Linux and Windows based apps, containerized software will always run the same, re
  48 KB (6,756 words) - 21:40, 3 March 2023
• Redis
  If you don't see a command prompt, try pressing enter. command:
  6 KB (844 words) - 01:05, 24 September 2021
• Alembic
  ...alembic.ini</code> (created by the above command) and change the following line to match your MySQL user, password, hostname, and database name (note: chan * If the above command did not return any errors, create your first revision:
  3 KB (450 words) - 00:09, 30 August 2018
• NFS
  * Add the following line to <code>/etc/exports</code>: * Make the NFS mount persistent by adding the following line to the client's <code>/etc/fstab</code>:
  2 KB (247 words) - 00:32, 16 August 2016
• Kubernetes
  To list all the Namespaces, we can run the following command: # Uncomment the following line if you wish to be able to pass files from
  168 KB (22,699 words) - 17:26, 19 January 2024
• Terraform
  * Open up a Terraform interactive command: ...you what changes it will make without doing the actual changes. The second command will ensure that only the changes you saw on screen are applied. If you wou
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• Mbox
  ...s with the four characters "From" followed by a space (the so named "From_ line") and the sender's email address. RFC 4155 defines that a UTC timestamp fol [[Category:Linux Command Line Tools]]
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• Google Cloud Platform
  *# Cloud Shell and Cloud SDK (command-line interface) * Command line interface (CLI) tools for managing resources and applications on GCP
  100 KB (12,852 words) - 00:23, 27 July 2021
• Big Data
  ==Big Data tools and technologies== ...allows users to create and run MapReduce jobs with any executables (e.g., Linux shell utilities) as the mapper and/or the reducer.
  53 KB (7,890 words) - 19:21, 23 March 2017
• Apache Spark
  * In depth analysis requires a combination of tools like SQL, statistics, and machine learning to gain meaningful insights from * Operational and debugging tools from the Java stack are available for programmers.
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• Packer
  curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu xenial stable"
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• Tcpkali
  [[Category:Linux Command Line Tools]]
  3 KB (352 words) - 00:04, 14 May 2019
• Kubernetes/the-hard-way
  ==Install the client tools== Note: See [https://kubernetes.io/docs/tasks/tools/install-kubectl/ here] for how to install on other OSes.
  71 KB (8,566 words) - 23:27, 9 August 2019
• Kubernetes/GKE
  * To update the version of nginx in the deployment, execute the following command: ...ack an object's rollout, you can use the <code>kubectl rollout undo</code> command.
  140 KB (19,601 words) - 06:57, 9 September 2021
• Moreutils
  '''moreutils''' is a collection of Unix/[[Linux]] tools. ==List of tools in moreutils==
  1 KB (183 words) - 02:42, 16 March 2020
• HashiCorp
  ...s model based in San Francisco, California. HashiCorp provides open-source tools and commercial products that enable developers, operators and security prof ==Open-source tools==
  2 KB (240 words) - 01:15, 26 September 2020
• Vault
  command terminated with exit code 1 [[Category:Linux Command Line Tools]]
  18 KB (2,206 words) - 21:16, 15 April 2020
• Etcd
  [[Category:Linux Command Line Tools]]
  3 KB (398 words) - 17:30, 19 January 2023
• OpenSSL
  [[Category:Linux Command Line Tools]]
  4 KB (594 words) - 23:29, 25 June 2020
• Here document
  ...or a form of multiline string literals that use similar syntax, preserving line breaks and other whitespace (including indentation) in the text. ...the following example, text is passed to the [[tr (Unix)|<code>tr</code>]] command (transliterating lower to upper-case) using a here document. This could be
  7 KB (1,241 words) - 00:46, 29 June 2020
• LPIC
  ...ganization also offers an introductory Essentials program for beginners in Linux and open source, as well as an Open Technology track for professionals work This article will focus on the Linux Professional Certification Track.
  6 KB (733 words) - 22:25, 30 April 2021
• Bc
  '''bc''' is an arbitrary precision calculator language found on most Linux distributions. ...standard input. All code is executed as it is read. (If a file contains a command to halt the processor, <code>bc</code> will never read from the standard in
  2 KB (296 words) - 05:02, 13 March 2022
• Dig
  ...g''' (aka "Domain Information Groper") is a network administration command-line tool for querying the Domain Name System (DNS). When you pass a domain name to the dig command, by default it displays the A record (the IP address of the site that is qu
  17 KB (2,253 words) - 09:22, 21 September 2021
• Vagrant
  [[Category:Linux Command Line Tools]]
  6 KB (769 words) - 21:10, 29 March 2022
• Procfs
  ...face to internal data structures about running processes in the kernel. In Linux, it can also be used to obtain information about the kernel and to change c Linux first added a /proc filesystem in [https://git.kernel.org/pub/scm/linux/kernel/git/history/history.git/commit/?h=0.97.3 v0.97.3], September 1992, a
  10 KB (1,571 words) - 22:24, 20 January 2022
• Containerd
  ...e of its host system. In 2015, Docker donated the OCI Specification to The Linux Foundation with a reference implementation called runc. Since 28 February 2 ...e hosted in the [https://github.com/kubernetes-sigs/cri-tools/releases cri-tools] repository.
  3 KB (411 words) - 21:07, 18 January 2023
• Yq
  '''yq''' is a lightweight and portable command-line YAML, JSON and XML processor. yq uses [[jq]] like syntax but works with YAM [[Category:Linux Command Line Tools]]
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