A set of dynamic variables that can affect the running processes.

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How to include environment Variable in launcher for icon

This is an extension to the question how to include an environment variable in the launcher? . This question explains how to use the environment variable for the Exec part of the .desktop file but not ...
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59 views

How to set environmental variables for LuaSocket in Ubuntu?

I have installed the LuaSocket(luasocket-2.0.2.tar.gz) using this manual. But while performing the commands to require function to gain access to whatever module you need as below: socket = ...
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75 views

How can I see environment variables defined in .profile after lauching sudo codeblocks?

I am developing code with C++ in code::blocks. Because my code needs to access mice devices I launch code::blocks with sudo as superuser in an xterm I opened first. In the code I would like to read ...
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1answer
59 views

Why do I not have the $MAIL environment variable?

I read that the $MAIL shell environment variable is one of the most common ones, and stores the location of my mailbox file, where my emails are stored. I looked into the /var/spool/mail and ...
21
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3answers
3k views

Why does “A=10 echo $A” not print 10?

This command: A=10 echo $A prints an empty line. Why not 10? Why doesn't the in-place temporary environment setting work? I want to know the reason and explanation rather than solution. I used ...
0
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1answer
122 views

Bash script not adding variables to session [duplicate]

I have a bash script that I have added as a startup application. It does a bunch of exports and alias assignment. #! /bin/bash alias devhm='cd ${DEV_HOME}; ll'; alias wlhm='cd ${WL_HOME}; ll'; alias ...
1
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2answers
90 views

What are the standard Environment variables ($) in Ubuntu?

I know some useful environment-variables like $HOME, $UID, $BASH, $LOGNAME etc. which is useful to get information in terminal/command-line with using echo(ex: echo $LOGNAME) I want to know what are ...
4
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3answers
3k views

Tomcat does not recognize JAVA_HOME

I've installed Ubuntu 14.04 Server, extracted JDK1.8u5 and Tomcat7, and added the following to .profile (I also tried adding it to .bashrc with similar [non-] results): export ...
0
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1answer
34 views

How to set the environmental variables in ubuntu to install lua?

Great day guys,I am trying to install the Lua on ubuntu.Inorder to set the environmental variables for Lua how can i procede?Thanks in advance
1
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1answer
78 views

Solving $PATH obfuscation by /bin/sh (dash)

This question is a follow-up from http://unix.stackexchange.com/questions/126955/percent-in-path-environment-variable. I post it here, since it is more distro-specific. The shell used by default for ...
1
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1answer
593 views

Bash script doesn't execute command from PATH

I have this simple script: #!/bin/bash echo ${HADOOP_HOME} $(hadoop fs -ls) The output is: /opt/hadoop-0.20.2-cdh3u2 ./hello.sh: line 3: Found: command not found So bash definitely sees ...
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0answers
129 views

Apache envvars from external file

I want to have my global environment variables located in /etc/environ loaded in apache2 to prevent duplication between /etc/environ and /etc/apache2/envvars. I've seen that other operating systems ...
7
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2answers
592 views

Terminal prompt messed up after changing value of PS1

I carelessly entered a command in the terminal that should have been in a shell script: export PS1=$PATH:~/drush23/drush/ now in my terminal instead of this: ubuntu@ip-10-16-134-18:/home/ubuntu$ ...
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0answers
29 views

Environment variable spoiled

In ~/.profile I have this: . "$HOME/projects/devenv.sh" In $HOME/projects/devenv.sh I have: BASEDIR=$(dirname $0) export APILIB_CONFIG="$BASEDIR/apilib.conf" echo "$APILIB_CONFIG" When I open a ...
0
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2answers
680 views

Adding JAVA_HOME (JDK) in .bashrc

I just installed Ubuntu and am Java 7u55 (JDK) and am trying to configure JAVA_HOME as an environment variable. In ~/.bashrc I added: # Exports JAVA_HOME=/home/myuser/sandbox/java/7u55/jdk1.7.0_55 ...
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0answers
153 views

How to get write permission on /etc/environment?

I want to add mysql Connector jar file to classpath and by browsing through the net. I read that a global way to do it is to update the /etc/enviroment but the file opens as readonly. What I don't get ...
1
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1answer
2k views

rvm /usr/bin/env: ruby no such file error

I've installed rvm + ruby systemwide. which ruby /usr/local/rvm/rubies/ruby-2.1.1/bin/ruby and: /usr/bin/env: ruby: No such file or directory Everything else works fine, putting direct path of ...
4
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2answers
332 views

Use system environment variable for snort.conf HOME_NET setting

I'm setting up a mass deployment image that includes snort. Since I don't know the network address range that each image will reside on I thought about using an environment variable to hold the ...
1
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3answers
5k views

Run PHP from the command line

I have installed XAMPP v1.8.3 for my PHP development. I am new to Ubuntu, so I don't know how to set environment variable for PHP which is located at /opt/lampp/bin/php. I can run PHP scripts from ...
1
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1answer
99 views

Change environment varaible (TERM)

According to this answer, "it is the job of the terminal emulator to set the TERM environment variable". Is there any way to change the TERM value used by Terminator? Right now it's xterm, but I need ...
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0answers
72 views

Reload profile with java version

.profile has export JAVA_HOME=$DEV_HOME/tools/jdk1.6.0_45 # export JAVA_HOME=$DEV_HOME/tools/jdk1.7.0_51 # export JAVA_HOME=$DEV_HOME/tools/jdk1.8.0 export PATH=$PATH:$JAVA_HOME/bin I work with ...
0
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1answer
539 views

export $PATH not working correctly on Ubuntu 13.10

I have connected to remote Linux desktop (Ubuntu 13.10) using ssh command and try to run following command on remote desktop. On my host machine I am using Ubuntu 12.04. On remote desktop: I have ...
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1answer
1k views

Environment Variables and .bashrc [closed]

I need Help in this: that is how to do this Edit the setting file of the user. In our case it should be in the root directory of the user and the name is .bashrc or .bash_profile 2.- Add the ...
0
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1answer
35 views

environment setup for Importing a userdefined module

I am creating an User defined module an .so file and importing that in the python module. The functions in the library are not responding as expected. What are the environment variables to be set ...
4
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1answer
773 views

Setting path in ubuntu 13.10

In Ubuntu 13.10 I installed : stable_Ubuntu-13.10-i686.deb and Ubuntu-13.10-i686.deb, but when starting GNURadio the following message appears : Cannot import gnuradio. Is the python path ...
0
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1answer
278 views

Running a service ignores environment variables

I have a /ect/init/application.conf file that looks something like... start on filesystem and net-device-up IFACE!=lo stop on runlevel [016] respawn export NODE_ENV=production chdir ...
3
votes
3answers
2k views

Problem to set JAVA_HOME

In ~/.bash_profile I set the following: export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-i386/bin/java export PATH=$PATH:/usr/lib/jvm/java-7-openjdk-i386/bin After saving and close I ran: sudo su ...
3
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1answer
255 views

Why are 'source' and '.' not always the same, when they're supposed to be identical?

I was under the impression that source was a synonym for . in bash. However, it seems that in the .profile file, source doesn't work. This youtube video demonstrates that when source is used in ...
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0answers
41 views

Infinality font patches ignore environment variables

I installed Infinality patches for Freetype font renderer on my Ubuntu 13.10 system. I wanted to emulate Windows fonts. I tried a few pre-defined themes (Win7 and OSX2) in infctl.sh. It really ...
2
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1answer
2k views

NDK_ROOT enviroment variable defined but script does not see it

In my ~/.bashrc i have this: export ANDROID_SDK=~/Devel/android_dev_x64/sdk export ANDROID_NDK=~/Devel/android-ndk-r9d export NDK_ROOT=$ANDROID_NDK export ...
1
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1answer
606 views

Call shell script “inline” in another shell script

So the bottom line here is that I am trying to have one go-to script work to set environment variables (let's call it setenv.sh) that will be used in subsequent scripts. In Windows (I know, that is a ...
4
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1answer
362 views

How to know which processes have the DISPLAY variable set?

Sometimes I face some problems in display and mostly I do want to know which files or processes are using the DISPLAY environment variable. So how to list all processes that having DISPLAY set?
2
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1answer
128 views

bashrc shortcuts in Tmux

I have sets many shortcuts in .bashrc profile of local user, and they work properly. Currently on my 12.04 system but when ever I tried to used them in tmux, I always get the same response command not ...
7
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3answers
14k views

What is $DISPLAY environment variable

I am new to shell script NOT able to understand what is $DISPLAY environment variable. I am running Ubuntu 13.10 and using /bin/bash shell. I have connected two monitors. Questions: echo $DISPLAY ...
0
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3answers
204 views

Command line to add a directory to the PATH if it's not already there

In regular way to add a directory to PATH: PATH=$PATH:/new-directory Now the problem is if you add a new directory to the PATH then it will be added without checking if it's already in the PATH or ...
0
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1answer
95 views

How to combine two enviroment variables into one command?

I have an old pc and I installed Ubuntu 13. 10 on it. I also installed skype and the issue is that I have a huge audio latency or my webcam not work. I have work by replace 'Exec=skype' with: Audio ...
2
votes
1answer
139 views

Expanding environment variables in Nautilus

I have a "sandbox" folder on my 13.10 PC, which I use for anything along the lines of "testing", or if I'm updating a piece of code and want it to be completely separate from everything else. In order ...
1
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1answer
410 views

setting PATH to /etc/profile or /etc/environment does not work with sudo

I want to launch Intellij IDEA IDE via sudo idea.sh. sudo because IDE needs to manupulate files from /etc/share. idea.sh is placed at /home/<username>/<path>/bin/idea.sh. I tried to add ...
1
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1answer
2k views

How to solve old GLIB error

I am in the process of installing GTK+ but it needs various pre-requisites. These are glib - 2.0 >= 2.35.3 atk - >= 2.7.5 Pango- >= 1.32.4 gdk-pixbuf-2.0 >= 2.27.1 Now I upgraded my ...
0
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3answers
20 views

MBK_IN_PH command not found while working with Alliance cad 5.0

wanted to run commands : MBK_IN_PH = ap export MBK_IN_PH MBK_OUT_LO = spi export MBK_OUT_LO but getting command not found
4
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1answer
597 views

Why is /usr/local/games after /usr/games in the default PATH?

The default value of the PATH environment variable in Ubuntu (13.10, at least) for an administrator (user in the sudo group) after logging in to the desktop environment is: ...
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1answer
279 views

Setting JAVA_HOME

How do I set JAVA_HOME=/usr/lib/jvm ...E ? The instructions say to use INSTALL4J JAVA_HOME=/usr/lib/jvm/java-6-sun but I get an error that says: INSTALL4J: command not found I have downloaded ...
0
votes
2answers
109 views

I can't log in after I inserted some variables in my environment file

I installed 12.04. Yesterday I tried installing tomcat server and java. There was some errors in that installation and when I tried to open my system after some time I couldn't login. At that time I ...
0
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1answer
50 views

java home will not set using /etc/environment

wowee....... echo 'export JAVA_HOME=/usr/' | tee -a /etc/environment open up new terminal echo $JAVA_HOME blank Why is it sooo hard to set a global env for all users without restarting? eve ...
0
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3answers
116 views

Strange autocompletion behavior

Well...I'm so confused, cause the only real problem in my case is freaking apostrophe ('). Situation: expanding PATH variable influence word completion, based on whether was apostrophes in additional ...
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0answers
128 views

How to increase waiting time for non responding programs?

I have installed a Ubuntu GNOME and found that I am getting lots of PROGRAM is not responding messages. I have either to "Force Quit" the program or "Wait" for it a little more. I've noticed that ...
1
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1answer
139 views

Assigning grep output to a variable

In a terminal I type: grep '<td><a href="http://www.blabla.cc' file.txt works fine. But if I type: var= `grep '<td><a href="http://www.blabla.cc' file.txt` I am unable to ...
0
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1answer
1k views

export PATH doesn't work correctly

I have a problem with $PATH export. The only place I found where I modify $PATH is /etc/environment: ANDROID_HOME="/opt/ADT/adt-bundle-linux-x86_64-20130522/sdk" ...
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2answers
1k views

How to use an environment variable of a remote host using scp?

I have two machine, host1 and host2. I would like to use an environment variable of host2, from a scp command from host1. For instance, use this kind of command from host1 : scp file ...