Programmer's End

                              SHELL PROGRAMMING When a group of commands has to be executed regularly, they should be stored in a file, and the file itself executed as a shell script or shell program. Though it’s not mandatory, we normally use .sh extension for shell scripts. A shell program runs in interpretive mode. It is not compiled into a separate executable  file as a C program is. Each statement is loaded into memory when it is to be executed. Installing any Ubuntu/Linux package using the command: sudo apt-get install [package_name] Ex:         To install gedit editor           >- sudo apt-get install gedit       Creating a file in gedit editor           >- sudo gedit [file_name]       Ex:           >- sudo gedit shell_pr...