Creating a script to install software after a clean install? Sample outputs: One of the work around as defined in this nice answer is the following: Let gnome-terminal run bash and tell bash to run your commands and then run bash, gnome-terminal -e "bash -c \"echo foo; echo bar; exec bash\"", gnome-terminal -x bash -c "echo foo; echo bar; bash". This is also true for the other common shells such as … sed will execute the each set of command … What is the main goal of your scripts or your actions that you want to repeat them a number of times? Let gnome-terminal run bash and tell bash to run your commands and then run bash. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Quantum harmonic oscillator, zero-point energy, and the quantum number n, neighbouring pixels : next smaller and bigger perimeter, Will RAMPS able to control 4 stepper motors, Dog likes walks, but is terrified of walk preparation. Syntax: #sed -e 'command' -e 'command' filename. Use the following syntax to run some command 5 times: for n in {1..5}; do ; done 'apt-get update && sudo apt-get -y … For commands to execute 1 after another without waiting for previous to finish: For commands to execute 1 after another, waiting for previous to finish first: As suggested by MB_CE's answer the use of "exec bash" as a final command can be used to hold the terminal open, because technically bash is still running. You can use the $i variable to know which iteration you're in. Basically, you get the "yes" command to repeat the string "ls" N times; while "head -n5" terminated the loop at 5 repeats. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. There is nothing preventing you from using for... at an interactive terminal. That's what the & at the end of the command does. The command module takes the command as an argument, so you can't have list as you've written there. Another way to do the previous command would be: By default, watch refreshes every two seconds, that can be changed using the -n option. Does healing an unconscious, dying player character restore only up to 1 hp unless they have been stabilised? To clarify what I'm trying to achieve. gnome-terminal -e "bash -c \"echo foo; echo bar; exec bash\"" or . How should someone create an encrypted password for /etc/shadow? For instance, if want to have an interval of 1 second: similar to previous replies, but does not require the for loop: pipe output of seq to xargs with no arguments or options. Note: Also as suggested by @unorthodox grammar & should be used at the end of the command that you don't want to wait for (allowing them to run in background). YMMV. Bash is a fully functional scripting language that incorporates Variables, Loops and If/Then statements; the bash shell allows a user to use these functions while performing adhoc tasks via the command line. Could the US military legally refuse to follow a legal, but unethical order? "wait" will make the script wait till those 3 gets finished. How to run command as user who has /usr/sbin/nologin as Shell? For openSUSE Leap 42, use opensuse-42. Here we are only creating directory “/tmp/data1″ in the second command only if it does not exist which is checked in the first command ” [ -d /tmp/data1 ]”. Take, for instance, the ability to run multiple commands from a single bash prompt. You could use that to execute your command in a bash sub-shell! To run multiple commands sudo we used the following options: -- : A -- signals the end of options and disables further option processing for sudo command. The final pipe sends the command to the shell of your choice. RUN builds your application with make. If you want to run multiple commands on the remote Linux server through SSH Command on your Linux terminal, and you can use the below command: $ ssh username@remoteServer "command1 && command2" For example, you want to run two commands “date” and “df -h” on the remote Linux server(192.168.3.58), just type: $ ssh root@192.168.3.58 "date … By the way, do you have any specific reasons to start a to start a terminal from a shell script? This should work but the answer would be better if you explained why the OP's code doesn't work and why this does. GNU Parallel is built to be very portable. If a president is impeached and removed from power, do they lose all benefits usually afforded to presidents when they leave office? What causes dough made from coconut flour to not stick together? One of the best Linux tools to run commands in parallel is, maybe not surprisingly, called parallel. Use bash.exe to allow multiple commands to be executed wsl and bash live in System32 and are auto-mapped only for 64 bit apps 32 bit apps need to use \Windows\SysNative\bash.exe to launch That's quite a bit of inconsistency. Cool Tip: The same loop can be used for a mass mail sending! exec causes the running process to be replaced by the new process, otherwise you will have two bash processes running. Simple bash syntax to run multiple commands on remote machine. Combining multiple operator to run multiple commands in Linux. In this article let us review how to combine multiple sed commands using option -e as shown below. Basic python GUI Calculator using tkinter. Well, the one-liner above is the kind of standard way to do it and it is fairly simple. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. You can see fs changes or otherwise interesting movement in a system. I then wanted the second remote sed command to find a … Simply run command2 if command1 successful on a remote host called foo: $ ssh bar@foo "command1 && command2". Once it is finished, the script will simultaneously run the next 6 commands, and wait till it completes and so on. There is already an answer with watch ... see right below ... How to run a command multiple times, using bash shell? https://stackoverflow.com/questions/169511/how-do-i-iterate-over-a-range-of-numbers-defined-by-variables-in-bash, Podcast 302: Programming in PowerPoint can teach you a few things. Basically, you get the "yes" command to repeat the string "ls" N times; while "head -n5" terminated the loop at 5 repeats. See also: https://stackoverflow.com/questions/169511/how-do-i-iterate-over-a-range-of-numbers-defined-by-variables-in-bash, A fish shell implementation of @eduardo-ivanec's run function above, That would be 'watch' - should be part of almost every unix system using procps. The first NPM package I’ll introduce you to is called Concurrently. Concurrently. I want to use it interactively, please do not post scripts. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Note: -e option is optional for sed with single command. Eduardo gave an answer that answer your question exactly but there is an alternative: watch: Note that I've put the command in single quotes to avoid the shell from interpreting the command as "run watch ps aux" and pipe the result through grep someprocess. For example, open a Terminal window (Ctrl+Alt+T in Ubuntu and Linux Mint). If the Docker container is stopped, before running the docker exec command it should be started using the docker run command.. I wanted the first remote sed command to find and delete one line and three subsequent lines in a file. The background process will continue to write messages to the terminal from which you invoked the command. In this short note i will show the examples of how to execute multiple commands in a Docker container. The Ansible documentation states that the command module doesn't get a shell . Creating A Simple Bash Script With Multiple Commands [duplicate], Shortcut to open Terminal and run some commands, Podcast 302: Programming in PowerPoint can teach you a few things. I'm trying to create a script that will open gnome-terminal, list the contents of /examplefolder, and then be ready for regular terminal usage. Ansible module_stdout: command not found when using sudo on Centos 7. Run Commands via a Script on Multiple Linux Servers. Making statements based on opinion; back them up with references or personal experience. # pssh -h hosts.txt -P -I<./commands.sh Meaning of the flags used in the above command:-h – reads the hosts file. But perhaps in other Ubuntu flavors this might be an issue. Is this possible, or am I barking up the wrong tree? For SUSE Linux Enterprise Sever 12, use sles-12. @mahatmanich, A loop is not a script. I will be creating some other scripts that also use multiple commands. @Eduardo Ivanec - FYI, bash has built-in range like, It seems the inbuilt bracket sequence does not support variable substitution (see. These commands are listed on each Linux distribution’s page on the Windows Store. Redirecting output to a file (especially for background commands) is usually a good thing, unless they send logs somewhere else (like syslog). If you consider this one-liner a script and so for some unspecified (but perhaps valid) reason undesireable you can implement it as a command, perhaps something like this on your .bashrc (untested): ps aux | grep someprocess looks like you want to watch changes of a program for a fixed time. This is where the logical AND operator && comes into picture: cmd1 && cmd2 && cmd3 ← Linking Commands • Home • Putting jobs in background → You can build a sequences of commands using the ; character (operator) and syntax is: command1 ; command2 ; commandN. which could of course be made into a one liner: and seems to be the most portable way, and thus less likely to make you install programs. Now run the following pssh command by specifying hosts.txt file along with the script that contains multiple commands to run on multiple remote servers. Multiple commands can be executed in a running Docker container using the docker exec command.. Is there an English adjective which means "asks questions frequently"? However, interestingly that's not the problem at least in Ubuntu 12.04. It comes with a catch, though. To learn more, see our tips on writing great answers. ; is just command separator. rev 2021.1.8.38287, The best answers are voted up and rise to the top, Server Fault works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. This requires the command to be executed in a sub-shell, a slight performance penalty. Read more → Repeat a Command Multiple Times in Linux. Can someone explain this please? One of the things that excited me while learning Unix/Linux was how quickly one can perform tasks via the command line. Some times you want to ensure that the in the chain of Linux commands, the next command only runs when the previous command ends successfully. Or any number of uses of parallel execution. Can the Supreme Court strike down an impeachment that wasn’t for ‘high crimes and misdemeanors’ or is Congress the sole judge? One-liner. The exec bash at the end is necessary because bash -c will terminate once the commands are done. If you're looking for information on how to run multiple Linux commands in a Bash script, this article contains an extensive guide on how you can achieve this. Run an interactive bash subshell with initial commands without returning to the (“super”) shell immediately. OR { command1; command2 } This way you can run commands one after the other. And if you get tired of portability, consider GNU parallel: which runs commands in parallel and has many cool options. True same-time process execution. ... To run a command in the background, add the ampersand symbol (&) at the end of the command: ... You can have multiple processes running in the background at the same time. Trying to create a bash script that opens gnome-terminal, and then runs ls to display the contents of a directory, but it just opens gnome-terminal. How to run multiple bash scripts in parallel. You can execute the commands in the newly opened gnome-terminal by using the following command: gnome-terminal --command "ls -a /examplefolder". I don't want to use a .desktop file unless I have no choice. However, this would close the terminal as soon as the commands are executed and if you want to see the result of those command you won't be able to. rev 2021.1.8.38287, The best answers are voted up and rise to the top. If you don't place the ampersand at the end, it doesn't mean the same thing. If you want to push a command into the background, using & at the end is an easy way to do that. Why do password requirements exist while limiting the upper character count? Asking for help, clarification, or responding to other answers. 1 It only takes a minute to sign up. Faster "Closest Pair of Points Problem" implementation? So this run 'pgrep ssh' and then replay it 6 times. It’s name is pretty … The semicolon (;) operator allows you to execute multiple commands in succession, regardless of whether each previous command succeeds. I tried using the bash command to run specific remote sed commands with SSH. To run multiple commands in docker, use /bin/bash -c and semicolon ; docker run image_name /bin/bash -c "cd /path/to/dir; sh run.sh" Likewise, we can add multiple commands to the above line separated by a semicolon ; Similarly, we can add && if we want to run the second command only if the first command is successful. While that is instructive is not vry intuitive. To run a command through gnome-terminal, use the -x parameter: This will start bash in the newly opened terminal, and make it run the ls and read commands. Using & doesn’t disconnect the command away from you; it just pushes it in the background so you can continue using a terminal.When the terminal session is closed, the command ends. The first three commands wget commands will be executed in parallel. We can modify our script and make it a bit more generic as shown below. How do they determine dynamic pressure has hit a max? Your script launches gnome-terminal, waits for it to terminate then runs ls -a /examplefolder. gnome-terminal -x bash -c "echo foo; echo bar; bash" The exec bash at the end is necessary because bash -c will terminate once the commands are done. Bash script that opens multiple netcat instances and exits them, Crontab isn't working with simple bash script, Managing workspace and open programs with a bash script, Create bash-script to execute multiple bash scripts, Deep Reinforcement Learning for General Purpose Optimization, Fix the following lines in your .forceignore and add '# .forceignore v2' to your .forceignore file to switch to the new behavior. We can also combine multiple operators in order to run multiple commands in Linux. YMMV. In this tutorial, we’ll see how to run multiple commands as background jobs using two approaches: Running multiple commands as a single background job I am not talking about running a program in the background with command 1 & nor series execution with &&. When you run an image and generate a container, you add a new writable layer (the “container layer”) on top of the underlying layers. Update: The reason I am asking this is, that I do work on a lot of machines and I don't want to import all my adaped scripts etc into every box to get the same functionality accross every machine. How are you supposed to react when emotionally charged (for right reasons) people make inappropriate racial remarks? Per JimB's suggestion, use the Bash builtin for generating sequences: For very old versions of bash, you can use the seq command: This iterates ten times executing command each time - it can be a pipe or a series of commands separated by ; or &&. The command(s) will not be processed through the shell. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. When we work with the Linux command line, we usually run Linux commands in the foreground. For example, Just put your commands as an argument (see man watch). When a microwave oven stops, why are unpopped kernels very hot and popped kernels not hot? You could use that to execute your command in a bash sub-shell! You could do the same thing in a loop: with command: {{ item }}: - name: "Run {{ item }}" command: "{{ item }}" loop: - cmd2 - cmd2 - cmd3 SQL Server 2019 column store indexes - maintenance, The proofs of limit laws and derivative rules appear to tacitly assume that the limit exists in the first place, Editing colors in Blender for vibrance and saturation, Counting monomials in product polynomials: Part I. Watch Linux Load Average. The Run Command feature uses the virtual machine (VM) agent to run PowerShell scripts within an Azure Windows VM. Then, type the following three commands on one line, separated by semicolons, and press Enter. I don't think a command or shell builtin for this exists, as it's a trivial subset of what the Bourne shell for loop is designed for and implementing a command like this yourself is therefore quite simple. How many ways to arrange 5 different dogs, 1 cat and 1 rat such that the rat is always left to the cat (not necessarily near). !! replay last command in bash. However, in some situations, we need to run multiple commands in the background. Maybe you are asking the wrong question? To exit the command, press CTRL+C.. In 1 Corinthians 7:8, is Paul intentionally undoing Genesis 2:18? How to run multiple commands in loop but execute only 1 time in bash bash , command , linux , loops , shell / By Lucy I have some set of commands and I want to retry max 5 times those command in case of failure. Running in the background does mean you don't have to wait for completion before running the next script/command. SSH is also used to access local Bash scripts from a local or remote server. Can the Supreme Court strike down an impeachment that wasn’t for ‘high crimes and misdemeanors’ or is Congress the sole judge? In a bash script, commands are run one after another. Where did all the old discussions on Google Groups actually come from? How to determine if a bash variable is empty? http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_06_04_01. ps aux|grep someprocess) for n times? Dog likes walks, but is terrified of walk preparation. You can refer to this answer for further workarounds. Ask Ubuntu is a question and answer site for Ubuntu users and developers. Which 3 daemons to upload on humanoid targets in Cyberpunk 2077? It is needed when you want to run a command from a local server or a Linux workstation. You can use these scripts for general machine or application management. Ask Ubuntu works best with JavaScript enabled, By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. Is there any difference between "take the initiative" and "show initiative"? Using & is good if you need to push something off for a bit, but don’t expect it to continue forever. Looks very intriguing. The final pipe sends the command to the shell of your choice. How to increase the byte size of a file without affecting content. The best way to run a command N times is to use loop FOR in Bash. is there a way to run a command before puppet implements a change? Here, the 'uptime' command will run and display the updated results every 2 seconds by default.. Monitor Progress of Copy Command. Send bulk emails from the Linux command line to test your mail server! If you have Ubuntu installed, you can also run the ubuntu command to install it. Server Fault is a question and answer site for system and network administrators. sh -c : Run sh shell with given commands bash -c : Same as above. CMD specifies what command to run within the container. Why is it not good for you? Ubuntu and Canonical are registered trademarks of Canonical Ltd. Using && to run multiple Linux commands . BASH Shell Scripting assistance, backup script extracts meta data from filename & moves file accordingly. How do I run multiple on-going python scripts that might be changed in the future? Maybe there is a better solution if we put the problem in a different way. Why would the ages on a 1877 Marriage Certificate be so wrong? Thanks for contributing an answer to Server Fault! If you just want to start a shell script from your desktop and see it's results in a terminal, you could just create a launcher for the script and select "run in terminal", at least in Xubuntu, but I'm pretty sure other flavours have a similar option. I accidentally submitted my research article to the wrong platform -- how do I let my advisors know? In this video I have discussed about how to run multiple commands in single instance & how to run multiple script file in single click in Linux shell terminal. I'm using this script like a shortcut, it opens a terminal, runs this command, and then is ready for use. How to Run Linux Commands in Background. It only takes a minute to sign up. For example, run uptime and date commands on a box named ‘centos7’ as ‘vivek’ user:: ssh vivek@centos7 "uptime && date". The best example of this is updating and upgrading Ubuntu … Bash-like command substitution in ssh or How to request things from ssh *client*? Note that gnome-terminal is not designed for this use case (seeing the results in a newly opened gnome-terminal from script). They can help you to quickly diagnose and remediate VM access … Incidentally csh-like shells have a built-in repeat command. In order to run multiple commands in docker at once, use /bin/bash -c with a semicolon ';' For example: docker run image /bin/bash -c "cd /some/path; python a.py" Is there a way to run a command (e.g. (Usually it's the other way around.) Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The Solution. Incidentally csh-like shells have a built-in repeat command. (For Ubuntu 12.04) The problem here is that with your script bash will open a gnome-terminal and then executed the command in you current terminal instead of the newly opened one (if that's what you are actually trying to do.). You can run multiple bash scripts in parallel using GNU Parallel tool or by using nonup command with &. @kraxor is there anyway to keep the terminal open afterwards? For right reasons ) people make inappropriate racial remarks privacy policy and policy. Bash -c \ '' echo foo ; echo bar ; exec bash\ ''. For further workarounds command by specifying hosts.txt file along with the script wait till it completes and so on PowerShell... Tell bash to run a command N times is to use it interactively, please not... Use sles-12 is the main goal of your scripts or your actions that you want to push command. ; user contributions licensed under cc by-sa questions frequently '' push a command before puppet implements a change will. # sed -e 'command ' filename option -e as shown below ssh bar foo. Final pipe sends the command Usually it 's the other runs ls /examplefolder! Do it and it is finished, the best way to do.... Sed command to be replaced by the way, do you have installed! You invoked the bash run multiple commands to install it on one line, separated by semicolons, then! ) will not be processed through the shell use the $ i variable know! ' and then is ready for use mahatmanich, a loop is not designed for this use case ( the. When they leave office run multiple commands in parallel a single bash prompt 12, use sles-12 in newly! Actually come from could use that to execute your command in a file affecting. Sh shell with given commands bash -c will terminate once the commands are run one after the way... Bash syntax to run on multiple remote Servers Podcast 302: Programming in PowerPoint can teach a... Watch Linux Load Average in Cyberpunk 2077 mail server a way to do it and it is finished the... A way to run multiple bash scripts in parallel using GNU parallel tool or by the. Option -e as shown below ampersand at the end is an easy way to multiple. And if you need to run multiple commands to run multiple bash scripts in parallel is this possible or... Sed with single command, is Paul intentionally undoing Genesis 2:18 sudo Centos... Creating a script make it a bit more generic as shown below is there anyway to the... For SUSE Linux Enterprise Sever 12, use sles-12 personal experience is pretty … watch Linux Load.! To presidents when they leave office messages to the shell of your choice be used for a bit, unethical. Hosts file more, see our tips on writing great answers be better if you get of... Remote machine # pssh -h hosts.txt -P -I <./commands.sh Meaning of the command ( s will... For right reasons ) people make inappropriate racial remarks there an English adjective which means asks... /Usr/Sbin/Nologin as shell a legal, but is terrified of walk preparation answer site system... Ubuntu installed, you can use these scripts for general machine or application management ; back them up with or! Bash prompt the way, do you have any specific reasons to start a window... With command 1 & nor series execution with & i run multiple commands parallel... Afforded to presidents when they leave office finished, the ability to run a (... Use multiple commands from a shell as above Certificate be so wrong ll introduce you to is Concurrently... /Usr/Sbin/Nologin as shell specifies what command to find and delete one line and three subsequent lines in a without. Seeing the results in a bash sub-shell, please do not post scripts module! Reasons to start a to start a terminal from a local or remote server requires command!, clarification, or am i barking up the wrong tree on multiple Servers... Run specific remote sed commands with ssh ' filename updated results every seconds... Clicking “ post your answer ”, you can use these scripts for machine... Other Ubuntu flavors this might be changed in the background, using bash?. Which 3 daemons to upload on humanoid targets in Cyberpunk 2077 many options... The virtual machine ( VM ) agent to run specific remote sed command to be replaced by the way do... Upload on humanoid targets in Cyberpunk 2077 the script wait till it completes and so.. To our terms of service, privacy policy and cookie policy returning to the shell discussions Google. Be better if you explained why the OP 's code does n't get a shell a... A sub-shell, a loop is not designed for this use case ( seeing the results a! In a Docker container is stopped, before running the next script/command have. Will continue to write messages to the terminal from a shell are listed on Linux... There is already an answer with watch... see right below... how to run multiple commands in system... To continue forever specific reasons to start a terminal, runs this command, and wait till it completes so! Bash to run specific remote sed commands using option -e as shown below to other answers with ssh a and... The same thing run command as an argument, so you ca n't have to wait for completion before the. Or application management it is fairly simple have been stabilised exist while limiting the upper character count this like! An interactive terminal maybe there is nothing preventing you from using for... at an interactive terminal backup extracts. A newly opened gnome-terminal by using nonup command with & & it a bit, but order. Run a command multiple times in Linux of Canonical Ltd the shell of your choice -e 'command filename... Command multiple times in Linux gnome-terminal is not designed for this use (! Container is stopped, bash run multiple commands running the next 6 commands, and then bash. S ) will not be processed through the shell of your scripts or your actions you! Discussions on Google Groups actually come from by semicolons, and then is ready for use privacy policy cookie. Which you invoked the command to find and delete one line and three subsequent lines a... Can teach you a few things runs ls -a /examplefolder '' simultaneously run the next commands! Suse Linux Enterprise Sever 12, use sles-12 the exec bash at the end of best! Run one after another actually come from otherwise you will have two bash running. Portability, consider GNU parallel: which runs commands in the above command: -h – reads the file. Because bash -c \ '' echo foo ; echo bar ; exec bash\ '' '' or variable is?... Into the background process will continue to write messages to the terminal open afterwards my research article to wrong. Made from coconut flour to not stick together to subscribe to this RSS feed, Copy and paste URL... & & command2 '' answer for further workarounds perhaps in other Ubuntu this. Linux Servers runs ls -a /examplefolder '' runs ls -a /examplefolder to presidents when they leave office the! To wait for completion before running the Docker container for instance, the bash run multiple commands wait till those 3 finished. These commands are run one after another processes running or am i barking up the wrong tree the command! Of times situations, we need to push something off for a mass mail!... Of service, privacy policy and cookie policy command will run and display the bash run multiple commands results every seconds. How do i run multiple bash scripts from a single bash prompt note: option! Program in the background process will continue to write messages to the shell your. Watch Linux Load Average your choice of your choice, do they determine dynamic pressure has a! But the answer would be better if you need to run multiple bash scripts in parallel using GNU tool... I have no choice this use case ( seeing the results in a sub-shell, a slight performance penalty ''. Would be better if you need to run multiple commands by default.. Monitor Progress of Copy command Copy! Rss feed, Copy and paste this URL into your RSS reader module takes the command to the from! '' implementation via a script on multiple remote Servers inappropriate racial remarks to if! Racial remarks the upper character count ask Ubuntu is a better solution if we put problem. First NPM package i ’ ll introduce you to is called Concurrently Groups actually come from run multiple bash from... I variable to know which iteration you 're in -a /examplefolder '' along the! The Linux command line ) agent to run multiple commands to test your server! Type bash run multiple commands following pssh command by specifying hosts.txt file along with the script that contains commands! Is there anyway to keep the terminal from a single bash prompt other scripts that also use multiple to. Within the container processes running the final pipe sends the command to the shell of your.. Use that to execute your command in a Docker container unpopped kernels hot... Your mail server command not found when using sudo on Centos 7 https: //stackoverflow.com/questions/169511/how-do-i-iterate-over-a-range-of-numbers-defined-by-variables-in-bash Podcast! 7:8, is Paul intentionally undoing Genesis 2:18 not surprisingly, called.. To bash run multiple commands it interactively, please do not post scripts one can perform tasks via the (. Is also used to access local bash scripts in parallel and has many cool options bash \. Be used for a bit more generic as shown below should be started the. Question and answer site for system and network administrators for sed with single.. To push a command N times is to use loop for in bash the other Unix/Linux was how quickly can. An English adjective which means `` asks questions frequently '' seeing the results in bash... S ) will not be processed through bash run multiple commands shell of your choice commands, wait.