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

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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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138 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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110 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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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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58 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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49 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
756 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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1answer
542 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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58 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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113 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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109 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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251 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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356 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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1answer
514 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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117 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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1answer
717 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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3answers
436 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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59 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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993 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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1answer
424 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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3answers
243 views

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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68 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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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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507 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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320 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
929 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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643 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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1k 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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219 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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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 ...
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151 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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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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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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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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321 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 ...
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1answer
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Exited with code: 1 Error with launchd

I am trying to run a job with launchd which runs a shell script that creates a zip file I then backup. I am receiving the error: 6/26/13 5:04:37.992 PM com.apple.launchd.peruser.501[162]: ...
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102 views

UNIX-Shell Scripting

While executing the below script, I'm getting an error: Syntax error at line 1 : `(' is not expected. sudo su - user1 -c "cd $HOME ; tar -cvf $HOME/mine.tar `cat /tmp/$LOGNAME/List` " where List ...
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541 views

Trying to find any home directory that is writable by anyone

I am trying to locate any user home directories and their files that are writable by anyone. I wrote this: find /home -type d -perm -200 | grep . || echo no world-writable directories here ...
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162 views

How to launch X11 program at start up and have it execute custom scripts when the X session is closed?

I need to run a script at the end of each user session, and this seems like the best way to do it. I have no experience making X11 programs, so how exactly do I go about doing this?
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1answer
542 views

run a bash script at logoff, shutdown, and restart on Linux

I need to run a bash script each time a Debian-esque thick client logs off, shuts down, or restarts. Outside of that, it can be any distro, desktop environment, window manager, or otherwise ...
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267 views

How to merge ls commands colors with the output of find or du?

I have a simple alias to list the size of files&folders in cwd. ( including dotfiles in this case , ignoring zero sizes ) du -sh .[!.]* * | sort -hr | grep -v '^0' which can be achieved ...
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How to run my script on VM

I have script on my Virtual machine that i would like to run without []$ ./myscript [studentuser@CentosStudentSvr ~]$ myscript -bash: iduser: command not found otherwise it errors: -bash: iduser: ...
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362 views

Capturing output of .bat script in VMWare Fusion 'runProgramInGuest'

I've recently started a new job where we run virtualized copies of Windows inside VMWare Fusion (Mac OSX is the host). Among other things, we have a few utility .bat files that get run regularly. I'd ...
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456 views

Delete old log files in AIX

I am trying write a script to delete old log files in \var\log\applog\nmon on my AIX system. We usually get alerts that the file system is almost full and at the moment delete old files by hand. So ...
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2answers
4k views

Unzip file from source to destination within user directory across multiple versions of windows

I have a source zip file which is located in a user's "My Documents" directory. It is guaranteed to always be there. I'm looking for a way to create a batch or script which will let me unzip that file ...
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2answers
118 views

Creating unique template HTML files for all MP4 files in a directory

I've prepared a number of video files that will each have their own HTML page. (I'm making a series of lecture videos and trying to keep things simple since I'm a chemist, not a coder.) I'd like ...