How to Set or Change Hostname in Linux
The hostname is the name of the machine using which it is identified on a network. It can be anything from a single word string to a complex name. Each hostname has a corresponding numerical
Linux Tips & Tricks
How to Exclude Specific File Extension While Copying Files Recursively
As you might already know, ‘cp’ is the command line program in Linux to copy files and directories. The simple and most common use of ‘cp’ is as follows: $ cp file1 file2 file3… fileN
How to Send An Email With File Attachment from Command Line
The key to becoming an advanced Linux user is to use more of the command line and less of the GUI; more of the keyboard and less of the mouse! As the diaspora of Linux
How to Find Top 10 Running Processes by Memory and CPU Usage
Linux is quite popular for its command-line utilities, which not only make any task at hand easier but also saves a lot of time, which is otherwise wasted in graphical UI based utilities. This is
How to Change Open File Limit in Linux
In Linux, there are limits defined by the system for anything that consumes resources. For example, there are limits on how many arguments can be passed to a certain command, how many threads can run
How to Store a Linux Command as a Variable in Shell Script
Shell scripting is quite popularly used to automate stuff in Linux. It is used not only for system and server administration purposes but also by regular Linux users for automating day to day stuff on
How to Exclude a Directory While Finding Files in Linux
In Linux, the find command is used to search for files or folders from the command line. It is a complex command and has a large number of options, arguments, and modes. The most common
How to Copy Files with Specific File Extension Recursively
In Linux, the command ‘cp‘, which standards for ‘Copy‘ is used to copy files and folders to another folder. It is available by default in Linux as part of the GNU Coreutils set of tools.
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 good deal of knowledge of the command line and know
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. JSON, YAML), which expect text data to be present in