How to Create Tar Gz File
This article describes how to create tar.gz files. By convention, the name of a tar archive compressed with gzip should end with either .tar.gz or .tgz.
How to Rename Directories in Linux
Renaming directories is one of the most basic operations you often need to perform on a Linux system. This article explains how to rename directories using the command-line.
How to Delete Lines in Vim / Vi
Quite often, when working with text files, you'll need to delete one or more lines. This article shows how to delete lines in Vim/Vi.
How to Check Memory Usage in Linux
When troubleshooting system or application slowdown or misbehavior, one of the first things to check is the system memory usage. This article explains how to check RAM usage in Linux using several different commands.