An alias is nothing but shortcut to commands. The alias command allows user to launch any command or group of commands (including options and filenames) by entering a single word. Use alias command to display list of all defined aliases. You can add user defined aliases to ~/.bashrc file. You can cut down typing time with these aliases, work smartly, and increase productivity at the command prompt.
Postfix is an open source mail transfer agent (MTA), for the routing and delivery of email. This post examples how to forward an email to another local or remote email user using Postfix MTA.
Explains how to configure ip aliasing under Ubuntu Linux operating system so that you can have multiple IP address assigned to a single interface.
This article was organically contributed by monk. HASH tables and PATH is not the first method locating your program / executable files. Your program can be a shell function or builtin command or an alias. Here is the complete sequence adopted by BASH shell to execute your command: Before a command is executed REDIRECTION is [...]
This article was organically contributed by monk. When you are logged in to a Linux server and you type a command. It is the responsibility of the shell to interpret your command. Here I will explain how BASH shell finds out which program to run. The method used by SHELL is straightforward but often creates [...]