How to Find Top Running Processes by Memory Usage
Linux is the top choice of an operating system when it comes to server-based systems. System administrators and even advanced users of Linux have a
Ravi Saive
How to Extract Email Addresses from Text File in Linux
Text files contain a continuous stream of characters in no predefined format whatsoever. While some file formats have developed on top of text files (Eg.
How to Copy Large Number of Files in Linux
We use the cp command in Linux to copy files and directories from one directory to another. It can be simply used to copy a
What is ‘> /dev/null 2>&1’ in Linux
/dev/null is a pseudo-device file in Linux, which is used to discard output coming from programs, especially the ones executed on the command line. This
How to Redirect Output to /dev/null in Linux
In Linux, programs are very commonly accessed using the command line and the output, as such, is displayed on the terminal screen. The output consists
What is /dev/null in Linux
The ‘/dev‘ directory in Linux and Unix based systems contains files corresponding to devices attached to the system. For example, as seen in the screenshot
How to Limit the Depth of Recursive File Listing in Linux
In Linux, we use the ls command to display the file listing, i.e., a list of files and directories in a directory. The command is
How to Move Large Number of Files in Linux
To move files from one directory to another, the ‘mv‘ command is used in Linux. This command is available in Linux by default and can
How to Restore Default Repositories in Ubuntu
Ubuntu has four standard repositories where software packages are stored: Main, Universe, Restricted, and Multiverse. Main: Free and Open Source Software supported by Canonical. Universe: