Updating path linux

You might recognize this as a Java Development Kit installation. Whatever the directory contains, I can add it to our path and make the programs that this by just typing at the command prompt the name of the program.

We can do this now from any directory, because the PATH has been updated to look for executable programs in our new directory.

Note: Instructions for two most popular Shells on Linux and Solaris are listed.

If you are using other shells, see the Path Setting Tutorial.

I keep this under version control by using git, which makes it easy to go back to a working version of your env, if you screw something up badly.

If your are using the terminal, close it and reopen it . Now it is cleaner, you can remove this file when you don't need it anymore and it doesn't interfer with the initial configuration.Imagine trying to run the and so on, that your computer needs to be able to find when you invoke them at the command line.The $PATH variable is the key that makes it possible to find the correct program and execute it at your command needing the executable's full directory path.When you open a new shell, the changes are lost, and you are once again unable to execute certain commands because those programs are not found in the PATH.The first way of setting your $PATH permanently is to modify the $PATH variable in your Bash profile file, located at to my PATH.

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