A shell script is a script written for the shell, or command line interpreter, of an operating system.

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batch move/cut folders and its content to another folder

I have this batch script that allows me to copy folders and its content from a text file, could someone help me adjust it so it move/cut the folders+content and not just copy? set ...
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48 views

Linux flow control exit to terminal on failure

I have a query with flow control. I want to exit the script to terminal when the message is: HOSTNAME NOT ADDED IN /tmp/hosts EXITING, which is a failure message. if grep -o 'abcdefgh01.was.db.dcbc' ...
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531 views

Use “>>” Redirection Operator for Non-Existent File In tcsh/csh

I'm writing tcsh scripts and I would like to append to a log file, but if the log file doesn't exist before appending to it, I get an error (reproduced below). In bash the file gets created if it ...
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169 views

How do I use shellscripts for rails with 'screen'?

I've recently started Ruby on Rails development, and I'm using Vagrant as a VM to contain my Rails project, because Windows is a terrible OS to use for any sort of Ruby development, due to the ...
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249 views

error when using while loop in bash script

I am getting an error 2: [: missing ] when using the following while loop: #!/bin/sh while ["$INPUT_STRING" != "bye"] do echo "please type something (bye quits) " read INPUT_STRING echo "you ...
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350 views

Convert Month Number to Month Name

Is there a way to convert month number to name with a script? example: 2013-10-22 will become Oct 22 Thanks. BTW, I don't have the GNU date and my OS is AIX.
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354 views

Bash Script for Rar command

I need a script to rar my files usage will be like this r1 archivename fileordirtocompress with following attributes rar a -m0 -v1024000 -r How whould this bash script look like? #!/bin/bash ...
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687 views

How can I save some terminal commands as a file and run them?

I am using OpenSuSe 12.3 I want to create a link on my desktop for some specific terminal commands. The background is that I do some backup via rsync and don't want to type the commands every time. ...
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370 views

In a Shell scripts, check version of installed package, make a decision based on output

Looking to write a cross distro / cross version shell script that makes sure a forced version of PHP is installed Example: Ubuntu 12.04 has 5.3, Ubuntu 13.10 has 5.5, Debian 7 has 5.4 I need this ...
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130 views

Automated git push attempt does not work - authentication issue

I'm trying to automate a very periodic git add/commit/push cycle using a shell script and cron under OS X 10.8.5. The script is as basic as one would expect it to be: cd /my/directory git add . git ...
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305 views

How to identify the local network you are connected to

I need a script to be able to identify if the computer is connected to my home network, to my work network, o to a different network, either by wifi or by cable. My question is if there some network ...
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2k views

Listing all words in a text file and finding the most frequent word

I have a file which contains lines. How do I write a script that will find and print out every word in the file, one word per line. Then find and print out the most occurring word (case sensitive) ...
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2answers
125 views

How can I auto-connect to a WPA2 Enterprise network?

I would like my computer to automatically connect to a WPA2-Enterprise network as soon as it boots whenever the network is available, without any action needed by me. The computer already offers to ...
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2answers
98 views

Rearrange content of a file

I'd like to rearrange the content of a file on a per line basis (see below), ideally without using Perl or Python (I'm not allowed to... Don't ask.) The input file contains unordered header lines and ...
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1answer
2k views

Move all files from multiple level sub folders to 2nd level subfolder

I'm looking for windows command or batch script to help me, i Spent 3h reading/ trying to find a solution i know its out there but my lack of scripting/programming isn't helping, hoping some can help ...
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39 views

Where to place an executable Perl script?

I'm now planning a solution that has to call a script that's running on a Linux \UNIX host. I'd prefer to place that script in a folder that exists in all kinds of Linux and UNIX. This helps me to ...
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57 views

How can I batch insert a certain .txt file into every subfolder?

I'm trying to figure out how to insert a licence.txt file into every subfolder, any ideas how to do this in windows command line?
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48 views

Filtering out incomplete log entries

I'm trying to get some garbage collection logs into Splunk. However, when java starts garbage collection, it starts the log entry, then when it's done it puts in the end of the entry. Splunk treats ...
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1answer
581 views

For Windows systems, will “.bat” or “.cmd” extension make any difference for my script?

Assuming that my shell script is entirely based on DOS commands(dir, cd, etc and not VBS or PowerShell commands), using .cmd or .bat extension for it's name will change something? I mean, it will be ...
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450 views

Can't get computer to reboot via script

I need to reboot an embedded system via a local network webpage (a CGI script). I have the page built, and it calls a script on the station (which is the (apache) host of the webpage). This script is ...
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57 views

Energy volume calculation script

Hi I want to write a shell script for energy and volume calculations for different lattice constants. For convergence of energy,using siesta. can anyone help I tried this work manually but now want to ...
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1answer
107 views

New process being created while checking with 'if' in bash

ps -ef | while read line; do for i in $line; do if [ $i = 'bash' ]; then echo $line; fi; done; done; unset i; The command runs properly displaying the Bash ...
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101 views

Instructions embedded in Bash script?

Is there a way to make a bash script require a set of parameters when it's loaded, and if not, it will automatically spit out an echo to the screen giving instructions? Looking at this example of a ...
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227 views

Crontab command set not working

I'm trying to set up crontab to run a shell script, but for some reason, the script doesn't get executed. I'm on system with OS X 10.8.5. crontab file 0 12 * * 1 /absolute/path/to/myscript.sh 0 15 * ...
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333 views

Xterm control sequence to get RGB value for ANSI color

The meat In (some) terminals you can use a sequence like this; printf "\e]4;3;rgb:cc/78/33\e\\" to set the third color in the ANSI color palette to the RGB values represented by #CC7833. Can you ...
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496 views

Entering into multiple directories in Unix and deleting a particular file

I have a list of directories that I want to go into and delete particular files. For example, the directory names I have are as below: 091513 090213 082612 071611 020908 011009 ... 062308 Each of ...
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111 views

Verifying which SMTP server software is used by remote server

I am trying to catalog which smtp servers are used in an heterogenous pool of servers, and so far I was doing : echo "HELO localhost" | telnet localhost 25 2>/dev/null | grep 220 #process the ...
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606 views

How do I create a one time use startup script on Linux - Centos 6.x

I want to set a script that will only run one time on a Centos 6.x box and then never run again, since it's going to set some system options based on hardware and then it's all set.
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369 views

Avoid launching explorer to UAC-elevate a program from shell

I'm a member of administrators group on Windows 7. I need to run foo.exe from a Cmd or Powershell. The exe file requires elevation to work but the elevation is not specified in its manifest. Usually ...
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54 views

How to use $date in Unix script

I'm using $date command in a Unix script and it is giving as "Tue Aug 27 05:53:37 EDT 2013". This is coming as an automatic mail. The timestamp value is long and it wraps to new line. How can I ...
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1answer
874 views

Execute a jar with double click in linux

What I'm trying to achieve is to run a java program on any Linux system (Ubuntu, Fedora, etc... covering as much as possible) by simply double clicking a file-like I would on Windows. I have created a ...
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388 views

Running commands and shell scripts in Ubuntu

I'm trying to run a shell script in Ubuntu to flash my Firefox OS phone. I've downloaded and unzipped the new version. I've launched the shell and navigated to the directory where the .sh file is. ...
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Utility to non-destructively fold or re-indent HTML

I have a script that takes input from wget or similar and searches through it for key words using grep. (I promise i am not trying to parse HTML with regular expressions, it is just a convenient way ...
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65 views

How to Sum Date (in minutes) Shell

I need some help here, I'm not a expert with shell scripting but I am trying to do a script where I need to take the Epoch number followed by the date, but for with the all hours of the day with a ...
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2k views

Shell script to find all types of files in a directory with their count

I want to write a shell script or alias to find the number of different types of files in a directory. For example, sample output of script should be: *.h 20 *.c 40 *.cpp 10 Makefile 3
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How can I get the shell-script-mode in Emacs to intepret #PBS -S /bin/bash to be a bash shell code?

I am using Emacs on a LINUX system that uses Portable Batch System (PBS) for controlling the use of resources. The PBS scripts require "#PBS -S /bin/..." as the first line in the script to declare the ...
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418 views

Grab single image from website on a regular schedule

I want to grab the same image (from a website) every x minutes to eventually make a timelapse video. My issues are: setting up the schedule to grab the image and saving the image with the ...
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268 views

How can I programmatically register a file with Redmine?

I'd like to add a file to a Redmine server without going through the graphical interface. I'm making the files available to the Redmine server by a separate svn checkout process, so I just need to be ...
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1answer
826 views

How can I check through command-line the computer form(Desktop, notebook or All-in-one)?

For a very specific reason I need to check the computer form factor(Desktop, Notebook or All-in-one) remotelly, using a command through the command-prompt, powershell or vbs(Windows 7/8 systems). ...
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584 views

How to create Bash script when user root logout sending email alert include history

I found the following command: history | tail -20 | mail -s "log `hostname` pada `date`" mailid[at]corporate.com I want to combine it with an automatic logout script: The system should send an ...
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1answer
964 views

Running powershell scripts by drag-n-drop file or folder on it

Is there any way of running a powershell script by drag-n-dropping a file on it (just like you would drag-n-drop a file on a .exe file)? It would be also nice to be able to do the same thing with ...
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187 views

xargs in shell script

I want to group jpeg images by odd number and even number. So I did like following: $ mkdir odd $ mkdir even $ find . -regextype posix-egrep -regex ".*[13579].jpg$" -print0 | xargs -i -0 mv {} odd/ $ ...
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55 views

Write a command to switch to specific directories

I have some directories that I have to go to a lot more often than others, like for music, work, programming, etc. So I want to have exclusive commands, say "gotomusic" or "gotodropbox" to go to these ...
2
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144 views

What this command :(){ :|: & };: does? [duplicate]

What does this shell command do in Linux :(){ :|: & };: How can it be used in Denial of Service attacks?
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1k views

Shell Script Error using Cygwin

I got this error after execute shell script as below. $ ./script_test.sh ./script_test.sh: line 3: syntax error near unexpected token `$'do\r'' '/script_test.sh: line 3: `for ((j=0; j<"$N"; j++)) ...
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windows 7 batch file for swapping filenames randomly

I need to write a batch file that goes into a folder and randomly swaps (renames) all the filenames. This folder has about 1000 files. So it is acceptable if there are few misses.
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3k views

How to pad strings with spaces in a Unix shell script?

I have data that looks like this: 01234567 09876544 12345676 34576980 I need to pad this with 11 spaces i.e. my output should look like this: ' 01234567' ' 09876544' ' ...
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80 views

How do I parse metacharacters for function input in bash?

I wrote a function in bash which gets * as input and therefore sould list all files in that particualar dircectory. but doesn't. Here is what i wrote: # a function that mass deletes files in a ...
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209 views

Linux Log off Script on Pardus

I'm trying to run a script when user logged out. My linux distribution is Pardus that uses KDE. How can I do this? I've heard about "/.bash_logout" but I couldn't implement that. Where should I ...
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281 views

run a shell script on terminal if terminal is idle for few minutes in linux

i can get terminal idle time by w command as follows $ w 14:37:58 up 2 days, 20:16, 2 users, load average: 0.12, 0.16, 0.14 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT ...