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

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Mount USB-Device (Printer) per Script on Ubuntu 14.04 Virtual Box 4.33

We have ubuntu 14.04 with Windows7 on the Virtual Box 4.33 running. As the USB-Printer is mounted at the host or the guest and there seems to be no solution to make it on both available, now my ...
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197 views

udev rule script “xinput --list” differs in terminal versus log

I'm trying to automate a Huion tablet calibration without much success. I have this output from xinput --list in a normal terminal: ⎡ Virtual core pointer id=2 [master ...
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67 views

Unable to connect to Amazon EC2 without using PPK file

I have a build job which runs on Hudson and synchronizes content from an Amazon AWS server. This is written in shell I have a PPK file given to me which can establish the connectivity Here is the ...
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32 views

Matching a randomly generated integer with a specific place value in a string

In bash I want to prompt user for input in a script. Lets say the input is: #!/bin/bash echo "Please enter a number." read NUM # User enters "12345678" How can I use the next command to generate ...
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15 views

Detecting new USB devices with bash?

I'm writing a bash script that needs to detect when a usb storage device is inserted and assign it to a variable that would otherwise, typically look something like: usb=/dev/sdb. I have a few ...
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43 views

Colon(:) operator in Unix shell

As far as colon is concerned i understand that is is used in certain situations as a null and as a parameter of expansion for substring, but can someone explain me this: do_qc: $(STAGE1_OUT_FILES) ...
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76 views

Get filename from a wget --content-disposition

Inside of a bash script I am dynamically downloading a file and so I use wget --content-disposition to ensure the file names are correct, but how would I go about retrieving the name of the file wget ...
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552 views

Can ffmpeg be paused while recording, and then resume?

I want to record an FM radio station that provides an internet stream. I've worked out the command to record this, and I'm happy with the results. However, once in awhile I will start the command and ...
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87 views

Want to send automatic mails from email server, That To addres has to read from email that i received.?

I want to send multiple mail automatically. I will receive mail as FROM: abc@domain1.com TO: 123@domain2.com BODY: mail contains (username@domain3.com) What I want to is take the ...
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98 views

Check for a failed copy with scp

Is it possible in my code to verify if the file is well copied or not ? ssh -t root@$machine -x "sshpass -p 'ubuntu' scp -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null /home/MyFile.txt ...
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25 views

“Autoscroll” Pdfs one by one from a “play-list”/directory

Is there a way to achieve this: open multiple .pdf from a "playlist"/given directory one by one in the same window, with auto-scrolling enabled? (Explanation: 1st pdf opens- autoscrolls to the end- ...
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156 views

Chrome OS sudo startunity app

I am running crouton unity on a Samsung chrome-book. How do i automate a shell script to start unity into a chrome OS app that I can place on the chrome shelf next to the other chrome apps? i want ...
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116 views

allowing timeouts for commands that have no timeout option, where `IFS=$'\n'`

In the lines below, which I added to my copy of Apple's sysdiagnose script: wherever a timeout is already scripted, it is effective I must add timeouts in two areas, but I don't know how to do so. ...
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271 views

Run program on kde logout

I have created a backup script and I want to run it in a terminal window (to view the progress) when I logout from kde. I used the autostart feature and that works but I'm unable to show a terminal ...
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37 views

Scripting the way firefox starts

In Windows 7, is there any way to script the websites that are opened whenever I open Firefox based on certain criteria? For example, if it's Thursday, load a certain website as my homepage, but only ...
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2k views

Macintosh OS X Logout Script

I am working on a project where I need to implement a logout script on some Macintosh computers. I have read the following Create a logoff script/task for Mac OS X article and found that while it is ...
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5 views

How to create linux user with only and only READ permission not EXECUTE and WRITE permission?

I have created user, e.g. ronly, now I want to give them read only access to few directories on other user home like abc/,xyz/,pqr/ so I put this ronly user in others means not created any group for ...
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18 views

sed command removes parent closing tag in xml file

Iam using sed command to replace a string with another in an xml file using below given the command. sed "s/one/two/g" /data/common/codeset-mapper.xml > /data/codeset-mapper.xml But the closing ...
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8 views

How to write the shell script which check if the file is present on the cluster file system?

Suppose we have pscp on Windows, and remote control to Linux cluster through key key.ppk, the user and host is name@cluster.com. How, by using shell script (in cmd file), check if some file is present ...
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35 views

PowerShell Script is not digitally signed

I am trying to call a Powershell script from another Powershell script. When I try to execute the script, I receive to following error message: After researching the error on Google, I entered the ...
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23 views

Bash to dos conversion trouble windows path cygwin

I am having a problem with this script that is run through cygwin using a bash script. I need to run this script using a direct network path which is shown in the second snippet of code. #!/bin/sh -p ...
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11 views

Automate creation of content and sending mails from template and list of required variables

I have a list of so many users with their email ids Names Mohit Shrivastava Axyee Jackson ... Corresponding email ids mohitemail@domain.com axyee@domain.com ... I want to send all of them ...
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31 views

Sed command to replace NUL character in file

I am using the command sed -i 's/\o000//g' filename or sed -i 's/\x0//g' filename to remove the NUL character but the command works fine in DEV environment but doesnt work in UAT. OS and sed version ...
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17 views

Shell Scripting - Mac - Emailing

I'm just messing around with shell scripting after doing some in the past, and I have figured out how to Email myself from writing a script by using: mail -s 'Backup status' ...
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26 views

How can I disable/enable multiple hardware components with a single command?

I am a web developer/designer during the day, but at night I play DJ gigs. For music, I need several hardware components disabled. Then, after the gig, I reenable all of the hardware. Each of these ...
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24 views

Triplicate entries of a column

I have a data column with over 2000 entries... MV1 BNV CMG IKN ... ... I want to triplicate each entry in the column format. Result should be; MV1 MV1 MV1 ...
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122 views

replacing special characters without using escape sequence in unix file

I am trying to replace a string with special characters like " &,*,@" etc. This should be done without using escape sequence. I am using sed but it is not working without escape sequence. I am in ...
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33 views

I want to run a script that will disable my touchpad

I want run a script that will disable my touchpad and it will run every minute. 1. My script is: if [ `lsusb | wc -w` == '76' ] then `/usr/bin/xinput set-prop 16 "Device Enabled" 0` else ...
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25 views

how does ' =~ ' functions in shell scripting?

I want to understand what is the use of =~ regex function? Both the below mention scripts does the same thing so under what condition do we use [[ and ~. 1. x="abc" y="abc" [[ $x =~ $y ]] ...
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11 views

Reloading tab completion in postinst script

I'm distributing a .deb that (among other things) installs a file to /etc/bash_completion.d/example for tab completion. The file gets installed correctly, but the tab completion is not immediately ...
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54 views

Linux: Delete all but x files?

I have a series of files with different IDs: File_ID1_1 File_ID1_2 File_ID1_3 File_ID1_4 File_ID1_5 File_ID1_6 File_ID2_1 File_ID2_2 File_ID3_1 File_ID3_2 File_ID3_3 For every ID there is a defined ...
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60 views

Removing directories using bash script

I have a bash script which I want to delete 5-day-old directories with a name format such as 01-Aug-2015: find /usr/backup/mysql/$date -type d -mtime +5 -exec rm -rf {} \; This is not working for ...
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76 views

MySQL Workbench - Add Connection from command-line

I'm writing a shell script to auto-provision a development environment for new employees. The OS is Linux Mint 17 (Qiana) and the idea is to run the script and at the end have a fully configured ...
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116 views

Script to open multiple gnome-terminal tabs, each running their own command?

I am currently developing a plugin for Minecraft. My setup consists of five terminal tabs, which I have to recreate every time I log in. I need to cd to the particular directory, then run the ...
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21 views

Where to put a configuration file with password/acess token on OSX?

Where to put a configuration file with password/acess token on OSX without versioning on a dotfiles public? Example dotfiles: https://github.com/alexandref93/dotfiles ...
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36 views

Staret managed server using Jenkins

I am trying to start web-logic managed server from Linux system. for that I have one shell script start_wls_managed4_btwnpmd01.sh with following code. ...
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194 views

Don't interrupt script in sh (“try-finally” for sh scripts)

I'm trying to make a simple script to wrap a command in such a way that it runs with a swapped screen. The main target is top but I wanted it to be a general wrapper. I got it running fine with bash ...
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141 views

ksh script using if break statements

I have a script file that has the server details like set -A SERVERGRPS SERVERS_CA SERVERS_NY set -A CA ca126 ca546 ca 642 set -A NY ny112 ny113 ny114 now I have to write a another script which ...
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24 views

Can I Query a Pdf Reader If It's On The Last Page?

I'm writing a wrapper shell-script to do the following: Searches a directory for .pdf/.djv files. makes an ordered "playlist" of files Opens 1st file in a pdf reader. Automatically change to the ...
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84 views

Bash script for repeated execution of benchmark

I'm working on a project involved with cloud instance performance. Currently running UnixBench on EC2 instances. For comparison purposes I require a benchmark to be run constantly on one instance. By ...
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28 views

I need a dynamic script for changing Host IPs depending on computer name that I can shoot over the network

Does anyone know how to make a Batch/Script, that I can modify, for looking up the host computer name and build the IP and gateway off of it. we have a simple setup of computer name refers to ...
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112 views

Tools to create a 'GitHub' style index page for files/folder on a fileserver?

My workplace doesn't have a document management system. People just throw files on a shared fileserver, where search doesn't really work. Trying to find information/files for a particular project by ...
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58 views

Implement Roll-backing in bash script

I have implemented an Ubuntu package in which bash scripts are using. I followed these for making packages in Ubuntu. ...
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77 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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744 views

Rotate Outgoing Ip in Postfix, script not working

I've found what it seems to be a nice piece of code meant to rotate postfix IP but I really can't get it to work. when I run it I get this error: rotate_postfix_ip.sh: 2: Syntax error: "(" unexpected ...
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26 views

Different behavior from ubuntu server and ubuntu client on windows

#!/bin/bash # Reading cat /home/radiare/Desktop/first.txt | while read LINE do echo $LINE if [ "$LINE" == "false" ]; then echo "Inside first loop" break fi done echo "second file read started" cat ...
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89 views

scheduling various things and balancing bandwidth while using torrent and uploading

I have approximately 200 files to be downloaded via BitTorrent, these files can be from 200mb to 4.8 GB on the same time I want to take backup of some already existing pdfs in my home directory, ...
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296 views

Workaround for ENOTTY while running a c process from script?

What's the issue? Getting a ENOTTY error on a function call tcgetattr() when the process is invoked from a script. The error comes only when ran from the script. If it is run from an interactive ...
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172 views

rsync shell script

Need some hints on my first shell-script using rsync. I use rsync, because I had some trouble with a graphical Backup that ran twice and now I want this example as shown below to work on two external ...
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338 views

Fedora 16 seems to need a different auto logon auto start shell script?

Im looking for auto root login shell then when logged in auto start a script. Looks like Fedora 16 use very different approach than other Fedoras.