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• Technical and Specialized Skills
  *[[Image:50per.png]] Unix (used this during my time in [[:Category:Academia|academia]]) 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 A shell builtin is a command or a function, called from a shell, that is executed directly in the shell
  34 KB (5,354 words) - 19:04, 9 May 2023
• Vi
  ...editor computer program run from the [[:Category:Linux Command Line Tools|command line]]. This article will mainly discuss techniques for '''vim''' ('''vi''' <tr class="title"><td colspan="2">'''Command mode'''</td></tr>
  14 KB (2,396 words) - 22:38, 21 June 2023
• Bayesian Phylogenetic Analysis
  ...stantial overlap between the commands used to control MrBayes and the PAUP command language. This should be a help when you are trying to understand how to us ...command along with current option values. This is similar to how "'''<tt>''command'' ?</tt>'''" works in PAUP.
  28 KB (4,371 words) - 03:28, 14 April 2008
• ClustalW
  ...characters in the file. This is kind of stupid/crude but works most of the time and it is difficult to do reliably, any other way. ...gives strictly dichotomous trees (never more than 2 sequences join at one time), this cannot be exactly represented. In practice, this is NOT a problem as
  16 KB (2,365 words) - 20:40, 6 November 2008
• AWS/DevOps
  * Ensure the code performs in an accepatble period of time * Can be the leasat efficient deployment time based on time-taken.
  28 KB (3,792 words) - 17:56, 26 February 2021
• MySQL
  TIME # HH:MM:SS ...onfigure the MySQL prompt. These settings can be automatically loaded each time you start MySQL by placing them in the MySQL config file (ie, <tt>my.cnf</t
  15 KB (2,259 words) - 00:21, 10 February 2021
• Blastall
  ...rocessing them with separate runs because the database is scanned only one time for the entire set of queries. When the <code>-B</code> option is used, the To format the <code>ecoli.nt</code> database run the following from the command line:
  8 KB (1,298 words) - 00:45, 17 August 2007
• Job control
  ...; other shells offer similar functionality under other names.</ref> to the command line; its output is directed to the terminal (potentially interleaved with ...eps a table of currently executing jobs, which may be listed with the jobs command. When Bash starts a job asynchronously, it prints a line that looks like:
  13 KB (2,288 words) - 04:42, 21 April 2023
• Curl
  '''cURL''' is a [[:Category:Linux Command Line Tools|command line tool]] for transferring files with URL syntax, supporting FTP, FTPS, H * Check on the amount of time it takes to load a website (lookup/connect/transfer times):
  10 KB (1,538 words) - 04:37, 21 April 2023
• Wget
  ...ownloading in background, so that you can disconnect the terminal once the command is issued. #-N: turn on time-stamping
  5 KB (719 words) - 07:18, 13 September 2021
• Rsync
  '''rsync''' is a [[:Category:Linux Command Line Tools|command line tool]] which synchronizes files and directories from one location to a ...>) 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
  ...'''s'''uper'''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 ...er may then use <code>sudo</code> without a password for a short period of time (five minutes unless overridden in <code>/etc/sudoers</code>).
  3 KB (472 words) - 02:01, 26 April 2007
• 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 func ..., 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
  ...''ED'''itor) is a simple but powerful [[:Category:Linux Command Line Tools|command line tool]] (or [[:Category:Scripting languages|scripting language]]) used ...g 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-large number o
  11 KB (1,730 words) - 00:56, 18 May 2015
• Summary of "Frankenstein" by Mary Godwin Shelly
  Every time I read this story (or novel) I find something new and interesting in it. Th ...r we breathe. They have acquired new and almost unlimited powers; they can command the thunders of heaven, mimic the earthquake, and even mock the invisible w
  13 KB (2,023 words) - 20:41, 5 January 2014
• Miscellaneous commands
  ...riva]]). Most of these will be simple [[:Category:Linux Command Line Tools|command line tools]]. Eventually, many of these will have their own article. For no ...-manual/ 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
• Dr. Rasmus Nielsen Laboratory/Notes
  * Nucleotide model: '''General Time Reversible''' ('''GTR''') (option: +gamma): <tt>lset nst=2 rates=gamma</tt> ...to do that at all taxonomic levels. You use the <tt>sumt burnin=1000</tt> command to get output that specifies all the most supported partitions. For each ta
  3 KB (524 words) - 00:48, 26 July 2006
• Essay On: Against the Gods
  In a narrative that reads like a novel and on a time-line from the Greek philosophers to today's computer generation, Bernstein ...amazing that so much of the theory was developed in such a short period of time. Apparently conditions were just right, both intellectually and commerciall
  11 KB (1,849 words) - 20:47, 5 January 2014
• Regular expression
  ...set of utilities (including the editor [[Sed|sed]] and the filter [[Grep (command)|grep]]) provided by [[Linux|Unix]] distributions were the first to popular ? -> {0,1} # match preceding item zero or one time (i.e. optional)
  13 KB (2,034 words) - 21:46, 9 March 2009
• Sed/scripts
  sed "s/$/`echo -e \\\r`/" # command line under ksh sed 's/$'"/`echo \\\r`/" # command line under bash
  30 KB (4,929 words) - 22:47, 21 August 2019
• Coreutils
  ...any of the basic tools such as [[cat ((command))|cat]], [[ls]], and [[rm ((command))|rm]] needed for Unix-like operating systems. ; Modified command invocation : <code>chroot env nice nohup su</code>
  9 KB (1,324 words) - 23:35, 6 February 2013
• Curl/manual
  '''The [[Curl (command)|cURL]] Manual''' by the Haxx Team. Note that headers stored in a separate file can be very useful at a later time if you want curl to use cookies sent by the server. More about that in the
  29 KB (4,993 words) - 01:53, 26 April 2007
• ImageMagick
  ...t images. A X Window GUI front end for ImageMagick exists, in additon to a command line version. ==Command-line utilities==
  3 KB (533 words) - 15:04, 26 February 2011
• LAMP on Mandriva
  ...the source code. The <code>/etc/my.cnf</code> file is constructed at build time of this package. To connect to the Instance Manager you need to pass the correct command line options like in the following examples:
  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 accel ...ccomplishes its speed performance by opening more than one connection at a time, effectively multiplying allowable bandwidth. (''note: some FTP operators a
  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)
  ...mands added: '''send''', and '''expect'''. These allow a script to control command-line tools originally designed to interact only with a human. For example, # Send the pre-built command, and then wait for another shell prompt.
  7 KB (1,064 words) - 03:05, 13 April 2008
• Sgrep
  '''sgrep''' (structured grep) is a [[:Category:Linux Command Line Tools|command line tool]] for searching and indexing text, [[SGML]], [[XML]], and [[HTML] 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
  ...p 4: Now, SSH into your remote server (password will be required the first time): ~C - open a command line
  10 KB (1,480 words) - 18:24, 6 February 2024
• Rdate
  ...me from a host or hosts on the network and optionally set the local system time. ; -s : Set the local system time from the host; must be specified by root.
  783 bytes (126 words) - 02:08, 26 April 2007
• Findutils
  * <tt>xargs</tt> - build and execute command lines from standard input ...files in a given path containing the word "<code>EXAMPLE</code>" in them (time the difference):
  10 KB (1,695 words) - 23:28, 21 May 2015
• Firefox
  * Issue the following command: ...will quite likely be in a different location. Do not just blindly use the command listed above!
  7 KB (1,193 words) - 07:15, 30 April 2010
• Style and Diction
  ...' and '''diction''' are two [[Linux]] [[:Category:Linux Command Line Tools|command-line]] linguistic utilities. They are part of the GNU software suite. ...uates. ''Reader's Digest'' magazine has a readability index of about 65, ''Time'' magazine scores about 52, and the ''Harvard Law Review'' has a general re
  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 '' not been changed at installation time. If you want to deactivate
  15 KB (2,341 words) - 02:00, 26 April 2007
• Dbacl
  .... We assume there is no cost for classifying correctly. Then the following command implements the optimal Bayesian decision: ...e must be created and filled with appropriate sample emails. A [[Crontab (command)|crontab]] file can be used to learn the three categories once a day, e.g.
  7 KB (1,190 words) - 08:53, 22 February 2007
• Awk/scripts
  Each time the conditional expression is computed, exactly one of <code>if-true-exp</c This is guaranteed to increment <code>i</code> exactly once, because each time one or the other of the two increment expressions is executed, and the othe
  18 KB (2,772 words) - 22:57, 26 October 2021
• Linux HDD
  You may want to issue the the following command to grant other users access to the mount point: In order for your external HDD to be automatically mounted every time you turn on your machine, you must add the appropriate line to your <code>/
  7 KB (1,275 words) - 03:45, 1 December 2015
• Iptables
  ==Basic command options== NOTE: Running the <code>`iptables`</code> command changes the netfilter kernel module rules in memory, but will not persist a
  21 KB (2,869 words) - 21:16, 19 December 2018
• Update timezone files for earlier Daylight Savings Time
  ...March until the first Sunday in November.<ref>[[wikipedia:Daylight saving time]]</ref> 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
• Crontab
  ...tions are carried out. The name is derived from Greek ''chronos'', meaning time. ...fies all possible values for a field. For example, an asterisk in the hour time field would be equivalent to "every hour".
  8 KB (1,304 words) - 08:49, 18 September 2021
• Recovery Is Possible
  ...on does not require X11 to be started at bootup, and can be started at any time after booting wihtout the server; the main purpose of X11 is to provide the [[Category:Linux Command Line Tools]]
  3 KB (481 words) - 05:17, 2 April 2007
• List of GNU packages
  | useful library for reading command lines | [[time (Unix)|time]]
  8 KB (1,101 words) - 05:31, 4 April 2007
• A2ps
  enumeration of the command line options. In this case in in never used, but is replaced by the argumen value of the numth argument given on the command line. Note that $[0] is the name under which a2ps has been called.
  8 KB (1,389 words) - 23:23, 16 April 2007
• Hdparm
  '''hdparm''' provides a [[:Category:Linux Command Line Tools|command line interface]] to various hard disk ioctls supported by the stock [[Linux Results: 167 seeks/second, 5.95 ms random access time
  1 KB (224 words) - 03:38, 4 May 2007
• Subversion
  ...version control system. It allows users to keep track of changes made over time to any type of electronic data. Typical uses are versioning source code, we The article will cover the Subversion command-line client (or just '''svn''') for version >= 1.4.3.
  3 KB (512 words) - 22:04, 22 August 2018
• Ntop
  Instead of running <code>ntop</code> as root all the time, run it as a dedicated user. To create the user ntop, execute: [[Category:Linux Command Line Tools]]
  3 KB (435 words) - 07:25, 5 September 2007
• BLAST
  To format the <code>ecoli.nt</code> database run the following from the command line: To run your first (test) search, enter the following command from the Linux command line in your BLAST directory:
  15 KB (1,757 words) - 22:12, 9 July 2012
• Pushd and popd
  ...tegory:Linux 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
• BLAST+
  NCBI "legacy" BLAST included command line tools <code>blastall</code>, <code>blastpgp</code>, and <code>rpsblast ;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
  ;[c] :means the feature is configurable at build time. *Command line mode [e]
  11 KB (1,694 words) - 20:05, 24 July 2012
• Checking for swappers on XenServer
  The <code>`tap-ctl list`</code> command can be used to list all VHDs in use along with their minor version number a xe vm-list name-label=slice01234 params=start-time
  6 KB (868 words) - 04:49, 30 October 2013
• XenServer
  ...ect to, and interact with, a given storage target. It also manages the run-time attachment of a given storage repository to a given host. ;xl : Command used to run some legacy XC utils in XS (e.g., <code>xl list</code>, <code>x
  3 KB (441 words) - 23:12, 1 March 2015
• Rackspace API
  * Authenticate the same way as above, but time namelookup, connect, starttransfer, and total API calls: The token in the previous command is usually found at the beginning of the output and looks something like th
  38 KB (4,754 words) - 17:30, 19 September 2019
• Sar (sysstat)
  ...>`sar`</code> (System Activity Report) is a Solaris-derived system monitor command used to report on various system loads, including CPU activity, memory/pagi This gives the cumulative real-time CPU usage of all CPUs on your machine. "<code>1 3</code>" reports for every
  6 KB (711 words) - 05:04, 28 July 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 be given either via the -f command line option or as part of the
  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 libr ; <code>top</code> : Monitor a host and the domains in real time
  6 KB (864 words) - 05:51, 25 December 2013
• Netcat
  ...used directly or easily driven by other programs and scripts. At the same time, it is a feature-rich network debugging and investigation tool, since it ca Pipe via UDP (-u) with a wait time (-w) of 1 second to 'loggerhost' on port 514
  6 KB (1,051 words) - 00:04, 4 May 2014
• Network Time Protocol
  '''Network Time Protocol''' ('''NTP''') is a networking protocol for clock synchronization ...terval, whereas <code>iburst</code> will only send eight packets the first time.
  4 KB (668 words) - 21:38, 9 April 2018
• Netsed
  NetSED is a small and handy utility designed to alter, in real time, the contents of packets forwarded through your network. It is really usefu [[Category:Linux Command Line Tools]]
  2 KB (302 words) - 22:39, 12 June 2019
• CentOS
  Enable the service at boot-time: ...<code>enabled=1</code>" line enables the <code>yum</code> plugin. The next time you run a <code>`yum update`</code>, <code>yum</code> will automatically re
  6 KB (850 words) - 00:00, 27 August 2016
• Rackspace API/Cloud Databases
  ...ever forget your root password for a given instance, simply run that last command again and it will return your root password). ...SWORD=aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeee # set this to whatever the last command returns for "password"
  14 KB (1,909 words) - 17:29, 19 September 2019
• 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
• Systemd
  * Show logs for a given date/time period: ...l logs (i.e., the self-maintenance method is to vacuum the logs by size or time):
  12 KB (1,578 words) - 00:06, 11 April 2023
• Pv
  ...see the progress of data through a pipeline, by giving information such as time elapsed, percentage completed (with progress bar), current throughput rate, -t, --timer show elapsed time
  4 KB (537 words) - 22:16, 6 March 2015
• Strace
  ...relative timestamp upon entry to each system call (note: this records the time difference between the beginning of successive system calls): ...stem time (CPU time spent running in the kernel) independent of wall clock time. If "<code>-c</code>" is used with "<code>-f</code>" or "<code>-F</code>" (
  6 KB (855 words) - 21:12, 18 February 2016
• Unix sockets
  ...tes the timer is not active. The <code>tm->when</code> field indicates the time remaining (in jiffies) before timeout occurs. ; <code>time-out</code> : Unused.
  4 KB (652 words) - 22:26, 20 January 2022
• AWS/EC2
  ...ce that provides re-sizable compute capacity in the cloud. EC2 reduces the time required to obtain and boot new server instances to minutes, allowing you t ...000 IOPS and the ability to burst up to 3,000 IOPS for extended periods of time for volumes under 1 GiB.
  16 KB (2,382 words) - 16:29, 7 April 2017
• Docker
  * Get real-time events from Docker Engine (e.g., start/stop containers, attach, create, etc ENTRYPOINT "This command will display this message on EVERY container that is run from it"
  48 KB (6,756 words) - 21:40, 3 March 2023
• Rancher
  ...ss for setting up Rancher 2.x is ''completely'' different. When I find the time, I will add a new section to this article showing how to setup Rancher 2.x. ===Install and configure Network Time Protocol (NTP)===
  41 KB (5,236 words) - 22:30, 20 August 2020
• Kubernetes
  See: [https://gravitational.com/blog/kubernetes-release-cycle The full-time job of keeping up with Kubernetes] ...he specified number of replicas for a Pod is running at any given point in time. If there are more Pods than the desired count, the ReplicationController w
  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
  63 KB (8,361 words) - 23:51, 19 July 2022
• Google Cloud Platform
  ** Additional levels are being added all the time. *# Cloud Shell and Cloud SDK (command-line interface)
  100 KB (12,852 words) - 00:23, 27 July 2021
• Big Data
  ;Velocity : Real-time (e.g., IoT, social media, sensors, etc.), batch, streams of data. Is usuall * Analyze: real-time analysis, batch type analysis, reports, visualizations, advanced analytics,
  53 KB (7,890 words) - 19:21, 23 March 2017
• Apache Spark
  * 100 times faster than Hadoop's MapReduce for in-memory computations and 10 time faster for on-disk. * Fast, real-time response to user queries on large in-memory data sets.
  47 KB (6,681 words) - 18:29, 27 November 2019
• Raspberry Pi
  ...to your RPi, but you do not know its 7-bit I2C address, use the following command to find it: * Real-time update for added HDD:
  9 KB (1,204 words) - 22:57, 24 September 2022
• Tcpkali
  $ export DURATION=1000 # Exit after the specified amount of time (in seconds) # --latency-first-byte Measure time to first byte latency
  3 KB (352 words) - 00:04, 14 May 2019
• Kubernetes/the-hard-way
  In this section, we will install the command line utilities required to complete this tutorial: The <tt>cfssl</tt> and <tt>cfssljson</tt> command line utilities will be used to provision a [https://en.wikipedia.org/wiki/P
  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
• LPIC
  LPIC-1 certifies the ability to perform maintenance tasks with the command line, install and configure a computer running Linux, and be able to config ...ovide common commands to the boot loader and options to the kernel at boot time.
  6 KB (733 words) - 22:25, 30 April 2021
• Dig
  '''dig''' (aka "Domain Information Groper") is a network administration command-line tool for querying the Domain Name System (DNS). ;; Query time: 26 msec
  17 KB (2,253 words) - 09:22, 21 September 2021
• Pulumi
  This command will walk you through creating a new Pulumi project. Press ^C at any time to quit.
  12 KB (1,530 words) - 19:11, 1 October 2021
• Procfs
  ...ernel memory. Typically, it is mapped to a mount point named /proc at boot time. The proc file system acts as an interface to internal data structures abou * <code>/proc/PID/cmdline</code>, the command that originally started the process.
  10 KB (1,571 words) - 22:24, 20 January 2022