## How to switch users or temporarily become root ## Commands covered in this article id # Displays the username of the currently logged in user. It also displays what groups the user belongs to. su # Lets you (s)witch to another […]
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## Howto: open and edit files in Linux In Centos, you can view files either from the command line, or using a gui text editor called emacs. But in this article, we will focus on doing this from the command line. ## View files In linux there are several commands […]
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What is tar You may have come across the gzip and bzip2 commands which are used for compressing individual files. But if you want to compress a whole directory, then the command you need to use is tar. The tar command requires you to declare a number of options for […]
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## File compression. ## Commands covered in this article gzip # A file compression utility bzip2 # A file compression utility tar # A tool that can <l=>archive a whole directory<l=> and convert it into a single file. star #.secure tar. […]
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