What and how to use UNIX Variables with examples

By | 2016-08-22T10:31:15+00:00 August 22nd, 2016|

When you run a program, variables act as a way of passing information from shell to programs.  At first, a program will look at the particular variables in their environment and if it is found it will use the value stored. Some of the variables are set by the system, others by our self, others [...]