Bash is a free shell for Unix-like operating systems from the GNU Project.

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Ruby RuntimeError on launching terminal (Mac)

Whenever I open the terminal on Mac I get this error: /System/Library/Frameworks/Ruby.framework/Versions/Current/usr/bin/ruby: invalid option --1 (-h will show valid options) (RuntimeError) ...
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21 views

Odd 7z Extracting Behavior

In short, I would like to use command-line 7z to extract an archive and recreate the directory structure of the archive. I know the function letter for this is "x" yet it does not seem to work for ...
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17 views

accessing remote web-pages from local computer

Suppose I can access my remote computer from the console putting (using OSX) ssh my_name@my_ip Suppose now I want to visit web pages of the remote computer, and this from my local only using the ...
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23 views

SImple server to run program and return result

I am attempting to create a minimal local listen server that takes an input request, pipes the input to a program and then returns the result of the command. What I have at the moment is the program ...
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24 views

Top -l returning always 0.0 CPU usage when requesting single PID

On Mac OS X 10.9 (Mavericks) & 10.10 Yosemite I’m unable to get the correct CPU usage for a single process using the top -l command for example top -l 1 -ncols 3 -pid <pid> Even though I ...
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19 views

Is it possible to reuse functions I defined in .bashrc from zsh?

I am using bash on my Mac and I spent a lot of time customising functions in there. One things stops me from adopting zsh fully on Mac: I am not that proficient in zsh so I am pretty sure I can ...
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17 views

Location of commands executed in past

With HISTTIMEFORMAT="%d/%m/%y %T ", history command shows the exact time of the execution of a command. Is there a way to find from which folder the command was executed?
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55 views

exclude files when uploading via ncftp / ncftpput

i found a well working solution for my server setup thanks to this Question: Syncronizing files over FTP Now I have only NcFTP available on my Webserver http://ncftp.com/ncftp/doc/ncftpput.html and ...
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53 views

SSH .bashrc Alias for `Clear` Command Twice

Sometimes it is helpful to call clear twice to add some padding so that scrolling up or down will allow us to look at the output of previous commands easier, e.g. I can segregate compiler output by ...
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30 views

If screen's C-a A command does not work, what internal state must be wrong?

In the Linux command screen, you can type C-a A to change the name of a window. Right now I am running a screen session with six windows. The first four have custom names - great. The last two I want ...
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37 views

Piped processes in upstart shell script continue running after stopping

I have an upstart script on my CentOS box that runs a shell script. The shell script runs a netcat command whose output is piped through a couple other commands and then ends up in a file. When I ...
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30 views

programmatically configuring osx loginwindow

I wonder if one can devise a tool for system administrators to programmatically configure that the login window doesn't show user accounts' full names, but short names instead? This used to be ...
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58 views

Highlight bash output in iTerm 2?

I've followed the instructions for installing Solarized on iTerm 2, on my new OSX Yosemite machine. It looks as though the background and basic colours are being applied, and $TERM produces ...
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74 views

Unable to run script, which emails me results, as super user. (returns: send-mail: 550 5.1.0 Not our Customer)

I have been trying to debug this for 2 days now, without success. This is the script I'm trying to run: #!/bin/bash emailaddress='my_username@gmail.com' output=`sudo rsync -av --delete ...
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53 views

Theme problems with vim and terminal

everyone. Trying to figure out a weird problem I'm having with VIM, that's probably just me being a complete novice with the program. I started using it today, and was told to use Vundle to manage ...
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79 views

How to make an application accessible for ISPConfig's shell user?

We are using ISPConfig to manage our VPS. We have created a domain with a shell user assigned to that domain. There is an application installed on the VPS that is called drush (shell application for ...
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69 views

PHP - Exec on user's GUI session

I am trying to get a PHP script to execute an Applescript which opens an application.* PHP is running under the _www user. And while it can execute Applescripts with the osascript command, it can't ...
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28 views

Linux file “.bash_eternal_history” truncated?

I wanted to save all of my terminal activity on my linux system (ubuntu 14.04 LTS), so I read about the existence of the ".bash_history" and ".bash_eternal_history files". I read from here an ...
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19 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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30 views

How to close a GUI window from BASH

I can open a GUI window from BASH with the following command: gnome-open /media/UPDATES How do I close it from BASH? (There is no "gnome-close" command.)
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150 views

RVM wants me to edit PATH in .bash_profile - I fear it is a mess

I am trying to get an Omega sub-theme running on my local machine (OSX 10.10) with Acquia Desktop Dev. Trying to run isolated ruby in sub-theme directory. When I use rvm list I get: Warning! PATH is ...
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44 views

Shell command shortcut using input filename as output filename

Hi could someone help me with a little command shortcut please? Im trying to run an ffmpeg command and was wondering if there was a shorter way to type it, Ive been reading up on parameter expansion ...
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14 views

Defining git commands on windows

I have a script that I use to add some functionality to git. For this particular case I cannot do it with an alias. The name of the script is git-cim. In linux if I place this script in my path and ...
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31 views

Is it possible to modify .bash_logout?

I am trying to modify .bash_logout to append the shell history to a txt file. I am also trying to figure to make some restrictions on that file. I have tried a bunch of commands while searching about ...
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26 views

ddclient updating to public IP instead of private IP

This is the antithesis to question 389125 I have private services (apache, ssh, synergys for example) accessible on a desktop on the local network. This is not with centralised login (ldap/AD for ...
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65 views

file RELATIVE_PATH must be passed a full path to the file

Everytime I want to build smth using: cmake -DCMAKE_INSTALL_PREFIX" I'm getting errors like this: CMake Error at /usr/share/cmake-2.8/Modules/CMakePackageConfigHelpers.cmake:177 (file): ...
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13 views

In-browser bash

I'm thinking over possible improvement of bash console. As for me, I'm not very happy with terminal shortcuts, which conflict with OS hotkeys. These days I work much with IPython, which has ability ...
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15 views

How to check a range of zipped files

I am looking for any ideas how to check for particular entry in given range of time in logs. If I am checking logs just from one day, I can do the following: more /var/logs/log.08.12.log | grep ...
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49 views

Pulling a repo on Raspberry PI boot?

I'm getting stuck on this : I try to make a git pull on a repo on Raspberry boot. What I've done so far : In /etc/rc.local : su pi -c bash /home/pi/boot.sh My boot.sh script : #!/bin/sh set -e ...
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33 views

Find files containing a specified string

I should do this exercise, someone would be so kind to help me? Write a script that shows the list of files containing a string supplied as input in content The user must be able to ...
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11 views

Restrict shell (sh/bash) to a list of allowed parents?

Does anybody know whether is it possible, without modifying the source code, to restrict shell execution to a list of "white-listed" parent processes (in practice getty, x-term, sshd, /sbin/init or ...
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26 views

Need help fixing Pathway on Mac OS X 10.6.8(Snow Leopard)

Whats up folks, i have posted this question on other forums but got no reply, just note before you read, my terminology is not the greatest, im only studying IT this year, so my knowledge be still a ...
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20 views

ddclient: Script to change hostname in ddclient.conf

I need to change the hostname in /etc/ddclient.conf based on data stored in a MySQL table. I tried reading ddclient usage documentation, but couldn't find a way to do this. I wanted to avoid parsing ...
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46 views

Close terminal if exit code is not 0 for command after login

For security, I'm trying to set up double authentication for a CentOS server. The way it works is you log into a user with SSH keys then once you log in it executes su to change to the root user, ...
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53 views

Looking for a Batch script or Jenkins plugin

I have a two Jenkins jobs. First one do the build and copy the special version number in a property file. In my second Jenkins job, I read that property file in parameterized variable setup and ...
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26 views

Bash script monitor file modification after its closed

It has already been asked here and I have found the solution for the first part of my question. So for the moment I have a bash script (script1) where I evaluate the sha1sum of a specific file ...
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115 views

how to bring network up at boot time in ubuntu 14.0.4

I am write one shell script which execute on every boot, Script is as below. service lsyncd stop /etc/init.d/networking force-reload ifconfig eth0 > /home/sachin/status.txt old="0.0.0.0"; ...
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43 views

Monitoring a log file and send a notification (mail) when string is triggered

I want a nofitication (email) when the user-foobar is triggerd in the apache log like this 10.10.55.171 - userfoobar [21/Nov/2014:12:06:01 +0100] "GET /download/2719/test.jpg HTTP/1.1" 200 ...
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30 views

Add credits to the end of the video

Is it possible to use ffmpeg to make credit titles at the end of the video ? I have a very long string of authors separated by comma as input. Managed to create 1 frame and append all the string to ...
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106 views

Alternative ways of passing PS1 env variable into Ubuntu for SSH session

I know that there are twenty thousand answers, none of them worked as expected, I'm more surprised than you are, so please consider reading the story first. I'm trying to achieve what appears to be a ...
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13 views

rename using perl eval can mmv do this

Linux Mint 17 64-bit The following works to rename the numbering of files. # rename -n 's/(\d+)(.*)/($1+99).$2/e' *.txt 1-file.txt renamed as 100-file.txt 3-file.txt renamed as 102-file.txt ...
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44 views

Can I use ProxyCommand to run arbitrary commands on a target server via a jumpbox/middle server?

At work, we have a number of servers that we can only SSH into from our jumpbox server. Every now and then I need to execute a command on these servers. For example, if I want to execute df -H on ...
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70 views

Not able to open crontab -l

I am running crontab -l to view the crons on a RHEL server(v5.10) and getting the below error: crontab: error while loading shared libraries: libaudit.so.1: cannot open shared object file: No such ...
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19 views

Recursively create/update tarballs of old files inside directories

I have an archive directory of ftp files. I want to schedule a job to zip up any files that are older than 6mo into an tarball in each directory. I've started writing the script, but I feel like ...
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57 views

linux bash/terminal emulator: key “q” not work

i am on debian, Xfce desktop env. When i press the "q" Key, there is no output on the terminal emulator screen/ bash standard output. The capital "Q" works. In vim the "q" works like every other ...
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8 views

Tab complete setsid

I regularly use setsid to open a program as a separate process, however it doesn't use tab completion so I end up writing the full program name. Is it possible to add tab completion to setsid? Has to ...
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41 views

How can I get the current song of a shoutcast server?

I have a Shoutcast radio station and I want to get the current song and artist into my bash script. What's the best way to do that?
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35 views

How to enable windows-style cntrl+backspace in msysgit (git bash)?

I would like to configure my msysgit environment to use windows-style backspace shortcuts, i.e. cntrl+backspace deletes a word. I found this ...
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34 views

How is a basic daemon made on OSX?

I have an OSX system that I'd love to have some daemons set up on that will automate the updating of all of my console utilities. How would I go about creating and running such daemons? I'd also like ...
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24 views

gfortran not working on my Mac OS X

I tried running gfortran on my Mac OS X, but it wouldn't work. When typing gfortran in the terminal I got the error -bash: gfortran: command not found. So I thought maybe my installation was not ...