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

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395 views

Unable to run apt-get with proxy even after setting the environment variables

I was trying to configure proxy in my lubuntu 14.04. Since I wanted to use the username and password for my proxy authentication, I opted ntlm and installed it. Now I can use my proxy link as 127.0.0....
4
votes
1answer
183 views

Writing a program that will demo the $PS2 variable

I've been customizing my terminal prompt, and found that it's possible to change the "secondary prompt". However, I have no way to test the changes I make to this one so I was wondering if a simple ...
0
votes
1answer
35 views

How to make speech-dispatcher work with variables?

I tried some bash variables with spd-say command just like the date variable spd-say $date or spd-say "$date" but didn't work with me. So how to make it accept variables?
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2answers
180 views

How to change directory for $HOME

My home folder (~ and $HOME) points to /home/user , how do I change this directory? I tried HOME=/new/dir But this only works until I start a new shell. I also tried looking for definitions ...
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0answers
446 views

Bash script: command not found

I have an executable script install_packages.sh in /home/etienne/admin folder. The directory's path is added to $PATH variable from /etc/bash.bashrc. When I type #echo $PATH I see that the variable ...
1
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3answers
335 views

Nautilus “open in terminal” extension will not propagate SSH_AUTO_SOCK?

I have Ubuntu Gnome 14.04, up-to-date; nautilus and nautilus-open-terminal are installed and updated: [romano:~] % wajig status nautilus nautilus-open-terminal Package Installed ...
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votes
3answers
1k views

Installing Java 8 and Setting environment variables

I just completly shifted to Ubuntu from Windows 7. I am a java developer and now I need to install Java 8 JDK and JRE. I installed 64 bit ubuntu 14.04.02 and it seems like there are lot of ways to ...
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2answers
57 views

Create a dir on scratch with same name as in pwd directory

HI I try to simplify my problem, I'm trying to write a bash script, which can take the actual directory name (just like you get by statement "basename" ) and create a same directory on scratch. #!/...
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0answers
749 views

Setting JAVA environment variable [duplicate]

I am setting up new Ubunut machine. Stuck on setting up Java environment variable. I have tried all possible way and whatever solution I found here. None of them worked. It is still giving me blank ...
0
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1answer
124 views

how to insert a path front of path environment variable

here is my $PATH variable. /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games when i want to add ./ to the PATH by placing export PATH=$PATH:./ i got like ...
2
votes
2answers
10k views

How do I get Ubuntu to use Anaconda's python instead of the standard /usr/lib/python…?

I installed Anaconda using instructions provided on the main website, which are similar to those that can be seen here: Installing Anaconda python on ubuntu However, I found that I had to manually ...
0
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1answer
58 views

need help installing AptUrl or changing the enviromental variable

I understand how to get the file to install, I have to type out "sudo apt-get install apturl" and it should open the package for installation. I type out the command and I got this "mspyellow@BJ:~$ ...
2
votes
2answers
403 views

How to assign File/Folder path to a Variable in Terminal

Say I have the following path: /home/$USER/Downloads/My Folder I tried to assign the above given File-Path to a variable FILE_NAME as follows, FILE_NAME=/home/$USER/Downloads/My Folder $FILE_NAME ...
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0answers
140 views

what to write in prefix and in environment variable for correct installation

I am installing linbox library: http://www.linalg.org/developer.html. The installation guide states, that one should install several libraries, including fflas-ffpack library, and then run the script ...
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2answers
1k views

Unable to set the right version of java on Ubuntu 14.10

I recently tried installing the most recent version of Oracle JDK (1.8) but somehow I'm unable to overwrite the current version of java being used by the system. I set the JAVA_HOME variable to point ...
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2answers
2k views

Incorrect value of environment variable java_home

I set my JAVA_HOME using the instructions given here - https://gist.github.com/senthil245/6093389 Basically, we download a jdk bin file, unpack it, move it to /usr/lib/jvm and then set the environment ...
0
votes
1answer
139 views

How to modify environment variable in unix?

I want to modify environment variable by user given value. For example, user will give the variable to be modified and a value to put in the variable. I tried the command: set[variable[=val]] Its ...
1
vote
1answer
3k views

FFTW3 in ubuntu: error in linking

I have installed FFTW3 in the newest version of ubuntu (downloaded yesterday). when I compile the cpp file I get the error: fatal error: fftw3.h: No such file or directory. I used cmd line: g++ *...
2
votes
1answer
270 views

Some error messages displayed when I start terminal (both as root and as normal user)

I recently installed Android Studio , and to make the changes permanent I changed the PATH environment variable in .bashrc file, as shown in Second answer of this link. I get following error ...
-1
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1answer
227 views

prefix command error

When open Terminal I get this error ERROR: Directory [=] does not exist. The prefix script allows you to manage multiple installations of a set of software installed on the same machine. It helps ...
0
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1answer
80 views

How to set the environment variabile using java

I am trying to set an environment variable using a java code. When i run this java code from the bash, I want to echo the environment variable that i set in the java program. How can this be done
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1answer
449 views

PATH is not getting exported by default in Ubuntu 12.04

When i run su on command line and enter root password, I am getting error as mentioned below: Command 'lesspipe' is available in the following places /bin/lesspipe /usr/bin/lesspipe ...
0
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1answer
59 views

Unnecessary path present in $PATH

I have configured my .bashrc to add paths to the script of certain programs. This is how I did it: export PATH=/opt/android-studio/bin:/opt/pycharm-3.4.1/bin:$PATH However whenever I use $PATH in ...
0
votes
1answer
94 views

~/.pam_environment login problem

I added $PATH to ~/.pam_environment file but after that I can not login. It seems setting was not OK. Now I'd like to change ~/.pam_environment to its original shape but I could not find it. I use ...
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1answer
414 views

How to use source command for exporting path?

I am trying to set the path of few libraries using source command but its not working and says dsbisht@dsbisht-ThinkCentre-E73:~/Workstation$ source .list bash: .list: No such file or directory My ...
0
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1answer
131 views

Set environment variables (PATH, etc.) from script

How do I set the environment variables from a script? Using source scripts/setupenv.sh doesn't seem to work. I tried to use sh and chmod +x but it still doesn't work.
5
votes
1answer
4k views

Why isn't .profile sourced when opening a terminal?

Just installed Ubuntu 14.04.1 LTS. According to .profile, # ~/.profile: executed by the command interpreter for login shells. # This file is not read by bash, if ~/.bash_profile or ~/.bash_login ...
0
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1answer
483 views

Enviromnent variable for subprocess

I am trying to access an environment variable from a python process. I exported it like export var=value. This works fine for the command pyton program.py but not for sudo python program.py. How can I ...
2
votes
1answer
14k views

How to create a PATH environment variable for Android Studio? [duplicate]

I am a newbie and have no idea about linux or ubuntu. I have successfully installed Android studio but have problem in opening it. The developer site instructs to add PATH environment variable but I ...
1
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1answer
236 views

Does order of precedence with ENV variable changes which program to use?

Question: Does order of precedence in the PATH influence Ubuntu to choose which program to use? More details: I use .bashrc for declaring private env PATH, I have installed MSP430-gcc from ubuntu ...
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3answers
157 views

Problem with environment variables

I tried creating a shortcut to easily change into some of my Windows partitions. After mounting them, some works fine, some not. Here's what happens. My ~/.bash_aliases contains: export geo=/media/...
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2answers
1k views

HDF5 and GSL library problem on Ubuntu 14.04.1 64-bit

I ran into errors in the installation of the FDTD software MEEP on Ubuntu.Although I have hdf5-tools and libhdf5 installed on my system(Ubuntu 14.04.1 64-bit), the make step of the installation of ...
0
votes
1answer
624 views

Environmental variables resets after reboot [duplicate]

I am working on PhoneGap and I need to set some Environmental variables. I used to set it by export and it sets. But when I reboot or relog then it wipes out the variables I previously exported. I don'...
0
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2answers
5k views

“sudo su” does not pass the environment variables to the new shell? [duplicate]

su manual http://manpages.ubuntu.com/manpages/precise/man1/su.1.html The current environment is passed to the new shell. Obviously you cant use su in Ubuntu as in su but it has to be always ...
0
votes
3answers
457 views

$PATH not saved as I login again [duplicate]

When I make a change in my ~/.bash_profile file and I add such a variable as: export PATH="$PATH:$HOME/.composer/vendor/bin" And after save and close, I need to reflect these changes in my $PATH ...
0
votes
1answer
125 views

Use other environment variables in PATH definition [duplicate]

I've been wondering if there is a way to set the PATH system variable using other system variables. For example my /etc/environment currently looks like PATH="........other stuff........ :$SCALA_HOME/...
0
votes
2answers
134 views

Set custom added PATH vars to work in each Terminal session [duplicate]

I ran these 2 commands simply in the terminal: export PATH="$PATH:/home/milkncookiez/Developer/android-studio/bin" export PATH="$PATH:/home/milkncookiez/Developer/PhpStorm/bin" in the 2 bin folders ...
1
vote
0answers
164 views

Unable to connect to X11 display. is $DISPLAY set? - Yes, it is

I'm trying to run this in my /etc/init.d/rc.local. I had to manually add the exit 0 because it wasn't there by default if that makes any difference. cd /home/john/xcape && ./xcape -e '...
2
votes
1answer
3k views

How to set DISPLAY variable for a process?

I try to run pgadmin3 as user postgres and I get following error: No protocol specified Error: Unable to initialize gtk, is DISPLAY set properly? Command pgadmin3 runs well under pavel (my main ...
1
vote
1answer
328 views

Can't log in after trying to set environment variables

So I added a file called gradle.sh to /etc/profile.d/ that had the following lines: export GRADLE_HOME=/home/gradle/ export PATH=$PATH:$GRADLE_HOME/bin I restarted my machine, so that it would pick ...
1
vote
1answer
1k views

Add custom script to PATH

I know there are quite some answers about that, but still could not make my way around it. I read all this and tried to follow the example under System-wide environment variables (for my case of ...
0
votes
1answer
924 views

Is $HOME/.local/share the default value for $XDG_DATA_HOME in Ubuntu 14.04?

What's the default value for $XDG_DATA_HOME in Ubuntu 14.04? I get an empty line with: echo $XDG_DATA_HOME According to the Free Desktop Specifications, it might be equals to $HOME/.local/share
4
votes
1answer
27k views

Ubuntu 14.04: setting environment variables [duplicate]

I need set environment variables for Android Studio project EVERY TIME when reboot or close terminal. (Ubuntu 14.04) For setting variables I use: export KEYSTORE_NAME=/home/anna/Documents/keys/NAME....
3
votes
3answers
4k views

Changing ownership of folder not working!

I am trying to change the ownership of a folder and subfolders by typing either of these: sudo chown $user -R /usr/bin/.folder/ sudo chown $user -R /usr/bin/folder/ sudo chown $user -R /usr/bin/....
0
votes
1answer
64 views

Server cannot run apt-get anymore

I was trying to setup an older version of gcc (4.1) on ubuntu 14. I was having some difficulties to set alternatives. I so thread where someone said to use this command: export PATH="/usr/bin:$PATH" ...
2
votes
1answer
5k views

How to set environment without sourcing .bash_profile myself every time? [duplicate]

When I restart Ubuntu 14.04, environment variables are set back to default and I have to run source .bash_profile every time which is very annoying. I generally keep my environment vars in ....
0
votes
1answer
327 views

Exporting LD_LIBRARY_PATH that contains spaces and special characters

Trying to deploy a Qt application on Ubuntu Directions from Qt site show how to allow the library dependencies to be loaded, by changing the LD_LIBRARY_PATH variable: #!/bin/sh appname=`basename $0 ...
3
votes
2answers
2k views

Ubuntu 14.04 and playing songs from cron

I recently upgraded my computer to Ubuntu 14.04. After the upgrade the system no longer plays the few songs I had it play via crontab. The crontab lines look like so: 0 9 * * 1-5 /usr/...
1
vote
2answers
18k views

How to fix invalid identifier error after setting environment variables?

I'm trying to setup cocos2dx in Ubuntu 14.04 LTS but after setting the environmental variables (in .bashrc) I start getting this error: bash: export: dev/cocos2d-x-3.2/tools/cocos2d-console/bin': not ...
0
votes
1answer
1k views

save number of lines of a text file in a variable shell file

I'm working on terminal and running a .sh file and I want to count the lines in another file and save it as a variable to be used in this .sh file. I'm using this command sed -n '$=' /lines.txt when I ...