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

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Unable to clear http_proxy ubuntu 14.04

Currently my chromium proxy recieves a 'Burp Suite Professional' error on almost any page access, same with my steam client. I believe the culprit is coming down to a proxy variable I have accidently ...
2
votes
1answer
42 views

How to use sed with file path variables AND regex callbacks AND arithmetic expressions

I'm having a hell of a time getting the proper syntax using sed with variables containing a file path, a regex callback and an arithmatic expression. I don't know how to properly escape things. I ...
0
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1answer
27 views

Why is there no /etc/zsh.d/ in ubuntu, and where should I add system-wide options?

I am trying to write an ansible role that needs to add to the PATH. For bash, I can easily add a file in /etc/profile.d. But zsh apparently doesn't come with an /etc/zsh.d. Is there another ...
0
votes
1answer
14 views

PATH variable in different terminal windows

I note that if I have several terminal windows opened and in one of them I set path variable through bashrc: export APP_PATH="path_to_app" export PATH="$APP_PATH:$PATH" Then call: source ...
1
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2answers
135 views

14.04 inside docker “TERM environment variable not set”

I am running an ubuntu 14.04 inside a docker container. My image is build from the official ubuntu:14.04 image) The Docker file is almost identical with this ...
-3
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0answers
22 views

Environmental variables [duplicate]

I define a variable x=5 in ~/.bashrc and a variable with the same name x=6 is in /etc/bashrc. When I echo $x the result is x=6. Is it right that the environmental system variable overrides user ...
0
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2answers
31 views

exporting an environment variable from a bash script to a tcsh shell

I run bash scripts from tcsh shells. I want to set an environment variable in the tcsh shell from a bash script. The method of doing this, if your parent shell is bash is to source a file, i.e., ...
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3answers
322 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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4answers
681 views

Dollar sign in environment variable's value

Is it a bad practice to have a dollar sign in an environment variable's value? ex: MY_VAR="$toto" To be more precise, I would like to set it in the /etc/environment file to be accessible by a java ...
2
votes
1answer
39 views

How do I use variables and non-variables in a single sed command?

I'm trying to use sed to replace some PHP lines. My problem is I want to replace a line with PHP variables with a string including a Bash variable. Here is an example: sudo sed -i 's/$sUrl . ...
1
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3answers
141 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 ...
0
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1answer
27 views

How to set path for the Tomcat7 user

I'm trying to install an extension for GeoServer. The instructions say: Create a GDAL_DATA environment variable to the folder where you have extracted this file. Make also sure that this directory ...
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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 ...
1
vote
3answers
2k views

How to use text extracted from the “grep” command as an argument in a bash script?

I have a file called "krylov_methods", which has text like this: cg - preconditioned cgne - normal equations nash - cg subject to constraint stcg - another method for constraints gmres - ...
0
votes
1answer
37 views

assign cuda to a specific gpu

Two NVIDIA 780Ti cards installed. Using cuda 7.5 on Ubuntu 14.04. Postinstallation checklist shows cuda installed properly and functions properly. My monitors are attached to device 0. I compiled the ...
0
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0answers
24 views

Export path with spaces to ~/.profile [duplicate]

So this is very, very weird. Hoping for some help. This is the path I'm trying to export in my ~/.profile: /var/lib/plexmediaserver/Library/Application Support/Plex Media Server Here is what I ...
4
votes
1answer
26 views

Why must there be a technical separation of shells into login and non-login kinds?

Shells can be login as those run by the text console and non-login as those run by Gnome Terminal. Why is this complexity needed? Why can't a login shell follow the same rules as the non-login?
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0answers
26 views

How to set environment variables with a dot(.) in ubuntu

I want to set an environment variable in bash called cloudsql.url with a value http://localhost:3306/xyz?user=username&password=password I tried with export ...
0
votes
1answer
48 views

~/.pam_environment is not workig for root

I want to use zsh for root with oh-my-zsh. I already have oh-my-zsh cloned by my regular user, so all I need to do is to set ZSH env variable to that directory. So I put this in my ...
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2answers
83 views

.pam_environment not loaded in TTY

I have environment variables set in ~/.pam_environment and they exist as expected in any virtual terminal I open. If I open TTY1 and login, my PAM environment variables are not present. How can I ...
0
votes
1answer
26 views

Define a variable inside a function [closed]

I am wondering if it is possible to do like JavaScript, calling a variable from a function, something like: function myFunction(variable){ // do some stuff here } Then we call it like: ...
1
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1answer
35 views

What files are ran when I log into the desktop?

I don't know how to phrase this to be clear. I'm not talking about terminals or shells, I know what the difference between login and non-login shells are. What I want to know is when I start up my ...
1
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1answer
102 views

Maven environment variable not working on other terminal

When I run echo $PATH and echo $JAVA_HOME command as a normal user, I get jdk path variables set. But when I run as a root user, the variables are not set there. I copied maven binary folder to /opt ...
2
votes
2answers
8k 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 ...
1
vote
1answer
226 views

'echo $SHELL' returns 'fish' when I'm using 'zsh' [duplicate]

First I installed fish and then I wanted to test zsh so I installed it. Actually I'm using zsh and it works perfect (at the moment): I can switch themes, enable plugins, etc... But when I do: echo ...
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0answers
19 views

Unable to create a file in /etc/profile.d/ : Ubuntu 14.04 [duplicate]

I wanted to create a file oraclejdk8.sh in the folder /etc/profile.d/ according to the accepted answer given here. But in the process I am getting an error like this: ...
0
votes
1answer
44 views

In which system file does 'export' command make changes?

I installed java-8 using a PPA. After that I gave a command: export JAVA_HOME=/usr/lib/jvm/java-8-oracle I had heard somewhere that this command does temporary changes. But after many logouts and ...
27
votes
1answer
127k views

What is the PATH environment variable and how do I add to it?

I just installed picc-9.82.9453-linux.run from Microchip website, and at the end it asked me ==> NOTE: You may wish to add the following /usr/hitech/picc/9.82/bin to your PATH ...
3
votes
1answer
55 views

Definitive and immediate way to export a path

Assume I want to export a path, let's say FOOBAR and make the changes not only effective immediately and everywhere but also permanent. My goal is to have a list of commands that can be entered ...
1
vote
1answer
26 views

how to revert changes on /etc/environment, which prevent a login

I have just added this line "export PATH=/opt/apache-maven-3.3.9/bin:$PATH" to my /etc/environment file. I tried to restart Ubuntu 14.04 and now I cannot log in with my user/pw in the OS. could ...
23
votes
5answers
37k views

Environment variables when run with 'sudo'

As example to my question, my ~/.bashrc file contains this lines: export LD_LIBRARY_PATH=/opt/intel/mkl/lib/ia32:$LD_LIBRARY_PATH export LD_PRELOAD=/opt/intel/mkl/lib/ia32/libmkl_core.so so that ...
3
votes
1answer
3k views

How to reset LD_PRELOAD

I've done the following command to set the path for LD_PRELOAD. But it's the wrong path. export LD_PRELOAD=/home/ Does anyone know what is the default path for LD_PRELOAD on Ubuntu 12.04? What is ...
3
votes
1answer
88 views

Background not changing using gsettings from cron

I'm trying to change my wallpaper to a random image using Indrajith Indraprastham's suggested script here: How to change desktop background from command line in Unity? When I run the script from a ...
0
votes
0answers
101 views

What is Environment variable and how should I set it for ionic?

I am new to Ubuntu and trying to create an ionic project. When I try to build my project with: ionic build android It says Error: Failed to find 'ANDROID_HOME' environment variable. Try setting ...
3
votes
1answer
3k views

Difference between $LOGNAME and logname

when echo $LOGNAME or logname commands run normally get same result like following: pandya@pandya-desktop:~$ echo $LOGNAME pandya pandya@pandya-desktop:~$ logname pandya So, Is there any difference ...
0
votes
0answers
31 views

add executable to path not working

I am aware that: 1- defining an executable to PATH is done in .bashrc file or .profile or in etc/profile or etc/environment. 2- to get effect, I have to source the file (source ) or restart the ...
9
votes
3answers
22k 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 ...
1
vote
1answer
59 views

Environmental variables for anaconda

I'm new to UNIX. On my windows work computer I have anaconda and do a lot of Python work. I installed anaconda on Ubuntu 14. I would like to type conda or activate in a terminal and have those ...
-1
votes
1answer
54 views

Installing Android Studio Application [duplicate]

how to add android-studio/bin/ to my PATH environmental variable?
1
vote
1answer
46 views

How does LXDE/Openbox create the app/process environment?

I want Thunderbird to use a different date/time format. A few minor mods in the .bashrc file and we're good to go. export LC_TIME=en_DK.utf8 # yyyy-mm-dd 24:mm But this only works when Thunderbird ...
1
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0answers
60 views

Ubuntu 14.04 LTS compass run from another user

I have an Ubuntu 14.04 VM and 3 users (root, prod, git) prod$ groups prod git$ groups git prod I have installed ruby on the VM for every user and ran source /home/prod/.rvm/scripts/rvm so I could ...
1
vote
1answer
120 views

Unable to launch Spark

I followed this answer. I am getting this error: spark-class: line 86: /usr/lib/jvm/java-8-oracle/bin/java: No such file or directory And to my surprise, I have: gsamaras@gsamaras:/usr/lib/jvm$ ...
0
votes
2answers
47 views

How i can run java from terminal? [closed]

I've copy the java from downloads folder to the bin folder and I've tried so many ways to set it. So can just type java in terminal. But it always not working. Please help me.
0
votes
0answers
87 views

HBase and Java_HOME

I have set JAVA_HOME. Nevertheless HBase doesn't recognize it. vagrant@precise32:/usr/local/hbase-1.0.3$ echo $JAVA_HOME /usr/lib/jvm/java-1.7.0-openjdk-i386 vagrant@precise32:/usr/local/hbase-1.0.3$ ...
0
votes
1answer
79 views

Ubuntu 15: after installing and configuring java, echo $JAVA_Home is working, Java -version is not working [duplicate]

I have installed the oracle Java 8 and configure it. cmd-> echo $JAVA_HOME /usr/lib/jvm/oracle_jdk8 cmd-> echo $PATH ...
0
votes
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 ...
10
votes
2answers
1k views

Desktop Files don't 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 ...
415
votes
15answers
601k views

How to add a directory to my path?

How do I add a directory to my $PATH in Ubuntu and make the changes permanent?
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2answers
3k views

Importing a Python module works from command line, but not from PyCharm

My default Python binary is set to the one with the Anaconda distribution of Python. This is found at /home/karnivaurus/anaconda/bin/python, and I have made this the default by adding to my .bashrc ...
1
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0answers
37 views

XFCE4 equivalent for GTK2_RC_FILES (for per-application basis themes)

I want to run separate applications with different themes, the only solution for this that I could find was to use bash -c 'GTK2_RC_FILES=/path/to/gtkrc program'; however, I currently am using a XFCE4 ...