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

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/usr/bin/env: bash: Permission denied

Suddenly, when your Seniors Linux Server admin does not come at office. And Then Junior Linux Admin take a charge of it, then it is NIGHTMARE for them. Please help. I'm not able to recollect, that ...
2
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1answer
873 views

set PATH to include custom folders

I refer to help.ubuntu.com to set environment variables. I'm required to set some variables (GRIFFON_HOME and GROOVY_HOME) for a user and also I want to include bin folders to my PATH so I edited ...
2
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1answer
772 views

Shared library not loading. Loading only under root

I have an executable that requires a shared library that resides in /opt/... folder. I have included the path in LD_LIBRARY_PATH under /etc/environment and updated it using source /etc/environment. ...
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2answers
2k views

How to restore $PATH environment variable?

I did this in the console: unset PATH After this I started getting this error: grep: command not found Is there any easy way to get all environment variables back?
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129 views

Why I can not login after set the path envrionment variable

I am using the 12.04LST, and I am trying to install the oracle jdk7 manually. Then I update the /etc/environment to set the PATH variable. This is the original file content: ...
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3answers
530 views

Can't get $(date +%F) set as environment variable

I would like to create an evironment variable that will output the current date. I have added the following to ~/.pam_environment: TODAY=$(date +%F) Apparently you have to log out after changing ...
0
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1answer
617 views

sudo environment

Is there a way to use config files for use with sudo? For example a .bashrc, .gitconfig, or an emacs init.el Specifically I wanted to get LSCOLORS in sudo commands. I know that I can put these ...
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vote
1answer
1k views

Make gcc coloring the default

Is there a way to automatically make gcc color its output? I am looking to avoid an alias as the the command is commonly used in makefiles (where it will not be used). Is there an easy way to do ...
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1answer
433 views

Setting environment variables for OpenJDK on Ubuntu 11.10

I am new to Ubuntu and have programmed in C in the same but java seems to be a bitof a pain. This is what -java version looks like java version "1.6.0_27" OpenJDK Runtime Environment (IcedTea6 ...
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0answers
159 views

Ensuring .profile gets executed when using nX

The $PATH I have when I run terminal in an nX session is different to that I have when I run terminal after logging on physically. The former is ...
3
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1answer
58 views

Environment var _

I send a printenv command in the commandline and I see one of the variables is the following: _=/usr/bin/printenv I now do this: mo@mo-Toshiba ~/Workspace $ printenv _ /usr/bin/printenv but when ...
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5answers
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How to list all variables names and their current values?

Including not only $HOME, $PWD etc but any other you have defined.
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How to permanently set environmental variables PATH and M2_HOME in ubuntu for maven3?

I have downloaded the latest apache-maven3.zip file and extracted it to the folder: /home/gaurav/Java/maven3. I don't know how to set the environmental variables for maven - such as PATH and M2_HOME. ...
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202 views

http_proxy variable [duplicate]

I was following this guide to install Redmine on my server: http://www.redmine.org/projects/redmine/wiki/HowTo_Install_Redmine_in_Ubuntu it written there: Run the following commands to export your ...
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I have a problem when using “export” command

When I put sudo "export PROXY_LOCAL_NET_IP=10.113.35.108" I get the following error: sudo: export: command not found What should I do to resolve this problem?
2
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1answer
291 views

Lost PATH variable content

I was trying to add something to the PATH with : export PATH=/user/home/sbt/bin but I removed all of the content of PATH and I can not run any command on the terminal even ls ! So what should I do ...
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2answers
534 views

Why isn't ubuntu checking the correct directory in the $PATH variable?

I'm trying to run a program redis-cli $ ls -lh /usr/local/bin/ | grep redis -rwxr-xr-x 1 root root 4.2M Mar 24 19:49 redis-cli -rwxr-xr-x 1 root root 5.6M Mar 24 19:49 redis-server $ echo $PATH ...
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1answer
48 views

Update PATH variable during script execution

I am writing a script that installs a program. The problem is the program needs to have PATH variables set to install. How do I set PATH variables during the script execution and update the shell so ...
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2answers
3k views

HOME/bin not a valid identifier

I am a grad student who has fallen into maintaining a server on a linux-Ubuntu machine - we work in Ontopia and Wandora, two programs that like to mess with Java environments. I am learning as I go ...
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2answers
259 views

Program in $PATH not being found

I am running xubuntu 12.1, and am having some difficulty getting a program I have added to my path to execute. The program I am attempting to execute is scan-view, from Clang. I built Clang from ...
6
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2answers
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How to set up environment variable properly?

I opened the /etc/environment and added the line ANDROID_SDK_HOME="/home/tom/android-sdk" but I tried echo $ANDROID_SDK_HOME but displayed nothing. I have JAVA_HOME in the same /etc/environment but ...
3
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1answer
1k views

Add directory to path for sudo

I know creating a .bashrc and adding PATH=$PATH:/home/asco/adt-bundle-linux-x86_64/sdk/tools PATH=$PATH:/home/asco/adt-bundle-linux-x86_64/sdk/platform-tools will add those directories to my path. ...
3
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1answer
7k views

Setting global environment variable for everyone

If I set a variable in /etc/environment, it only seems to apply to administrators while in sudo su. How can I get the variables to apply to everyone? Especially when they are in terminal? Do the ...
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1answer
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How to change permanently the PATH with Ubuntu 12.04 LTS?

To add :/usr/local/go/bin to the PATH with Ubuntu 10.04 LTS (Lucid) and permanently change the PATH, I just edited the files /etc/environment and /etc/login.defs. And these modifications were OK both ...
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1answer
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How do I set CLASSPATH variable for Tomcat in 12.10?

Previously, I have set the JAVA_HOME path using the terminal with the following command: export JAVA_HOME="/usr/lib/jvm/java-7-openjdk-i386" >> ~/.bashrc Now, I want to set the CLASSPATH ...
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2answers
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How to set JAVA PATH in Ubuntu 12.04?

So java -version give path not found. I have tried the following: Edit: ~/.bashrc ~/.profile /etc/environment bash.bashrc files and add to them the following: ...
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59 views

how to set a PATH of ProofPower in Ubuntu 12.04 [duplicate]

Respected Fellows, I am using a formal verification tool ProofPower in Ubuntu 12.04, but i don't that how can i set a PATH or environment variables in Ubuntu 12.04. My ProofPower bin path is : ...
5
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1answer
75 views

What is the difference that explains different results of different ways to assign values in a command-line?

What is the difference that explains the different results of these commands? a=2 echo $a set a=2 echo $a a=2; echo $a set a=2; echo $a
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1answer
79 views

Why are the “bash” and the “source” commands behaving differently? [closed]

I'm using Mac OS 10.8. I ran the /sw/fink/bin/init.sh script using the bash command which was supposed to make the fink/bin folder part of the $PATH variable for the current session. The fink command ...
3
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2answers
15k views

How to permanently disable http_proxy

When I remove proxy from System/Network and apply it system wide it still remains when working in console. When I run: env | grep proxy it prints: http_proxy=http://proxy.studnet.lan:8080 ...
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2answers
30k views

PYTHONPATH environment variable

I have this in my ~/.profile: export PYTHONPATH=/home/dev/python-files In the python-files directory, I have a few projects cloned from git-hub (flask, curveship and py-vgdl). Whenever I try to ...
4
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1answer
1k views

Getting Full User Name

How do I look up my full user name in Ubuntu? I want this information to propagate to the environment variables GIT_AUTHOR_NAME and GIT_COMMITTER_EMAIL.
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Desktop Files don't use seem to use $PATH correctly

I am creating .desktop files for use in the Unity Launcher. I have my own location in my home directory where I put my executables (~/usr/bin/) which is correctly added to my PATH environment ...
2
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0answers
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Change environment variables in debian/rules according to debian/control targets

I have this package mypackage which is already bundled for Ubuntu. For setting the compiler, debian/rules contains DEB_CONFIGURE_SCRIPT_ENV += CC=gcc I would now like to extend the package in that ...
3
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2answers
110 views

ubuntu spurious environment variable

I have a spurious path in my ~PATH~ environment variable in Ubuntu: /usr/lib/lightdm/lightdm I have no idea where it is set. I have checked these files: /etc/environment /etc/profile ...
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1answer
1k views

How can I specify the languages that apt-get uses?

At some point in my installation, I must've selected several languages as default. When I run sudo apt-get update, I got output similar to the following. Ign http://ppa.launchpad.net quantal/main ...
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1answer
398 views

How to I insert a command into a script located on a remote server?

I want to insert rm $0 in a script (/home/user/config-script) located on remote server with echo "rm $0" >> /home/user/config-script with expect. But fail because expect interprets $0. ...
1
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1answer
1k views

How can I install nbconvert?

I tried installing nbconvert via the instructions on their readme. The curl line and the pip install line worked flawlessly, but I can't decipher what is meant by: You will need to either put the ...
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1answer
366 views

Difference between /etc/security/pam_env.conf and /etc/environment + making sudo read pam_env.conf

I struggle to see the difference between pam_env.conf and /etc/environment. To me they both do the same thing, with a difference syntax. The manpages were no help. So what is the difference? ...
1
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1answer
47 views

How do you append info to an environment variable?

The method export vname=value will override the original value. I want a way to append to the old value by colon. Any idea how? Thanks.
3
votes
1answer
2k views

PATH not working even after successfully modifying it

For some reason I am successful in adding new directories to my $PATH but when I run the commands in the terminal the $PATH doesn't summon them. I modified the $PATH in the ~/.bashrc file, and added ...
0
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1answer
339 views

Custom environment variable script

I installed ROOTv5.34.03 and it comes with a script to set the necessary environment variables. The installation guide tells me to just run the script but that only sets the environment for that ...
1
vote
1answer
742 views

How can I re-order LD_LIBRARY_PATH?

How can I re-order LD_LIBRARY_PATH? Edit: I'm interested in LD_LIBRARY_PATH because I have this problem: I can't update, upgrade and remove my app from kubuntu and one of the error is due to ...
6
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2answers
6k views

How to pass results of bc to a variable

I'm writing a script and I would like to pass the results from bc into a variable. I've declared 2 variables (var1 and var2) and have given them values. In my script I want to pass the results from ...
2
votes
3answers
2k views

How to find out where $MANPATH is set?

How can I find out in which configuration file the environment variable $MANPATH is set? Is there a way to backtrace the values? I am aware of that I can grep through the whole file system using find ...
0
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2answers
10k views

Updating http_proxy environment variable

I recently changed my password corresponding to my username for my proxy. Hence I updated the apt.conf and /etc/environment files with my new password. However when I type echo $http_proxy or ...
4
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3answers
20k views

How do I reset proxy in terminal to automatic if not connected via proxy

I tried to reset proxy of the terminal by some commands but it doesn't happen and automatically switches back to this proxy 172.16.0.16 (which apparently was my college proxy). I checked in my ...
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2answers
377 views

Why is sudo bash different from regular bash

Problem description : I am using something called play framework in my development which requires me to make the python script play available in the path. Hence I create a symbolic link in ...
2
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2answers
2k views

Why the value of $PATH is different for root and normal user?

for normal user I get : /usr/lib/lightdm/lightdm:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/monty/google_appengine which is actually the ...
2
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1answer
1k views

How to set new value for existing environmental variable

I have a environmental variable called "PATH" which has a value, now I want to append a new value to the existing value of a variable "PATH" and to set it permanently.