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84 posts

How to Check a File Checksum in Linux

Last Updated: 23 July 2025

Ahash(often called a checksum) is a unique string of numbers or characters derived from a file (which could be any software, movies, images, or documents) using a cryptogr...read more

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Linux-basic-commands

Linux-file-commands

Linux-misc-commands

How to suppress binary file matching results in grep

Last Updated: 23 July 2025

In this article, we will discuss the topic of grep. Also, we will discuss what are the problems that occurred during binary files while using the grep command. Lastly, we ...read more

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Technical Scripter

Technical Scripter 2022

Linux-misc-commands

Extract Emails From a Text File Using Grep Command in Linux

Last Updated: 25 October 2024

When dealing with large text files containing various information, it's often necessary to extract specific data such as email addresses. While manual extraction is possib...read more

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Linux-misc-commands

fuser command in Linux

Last Updated: 02 August 2022

fuser is a command line utility in Linux. fuser can identify the process using the files or sockets. This command can be also used to kill the process. In this article, we...read more

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Linux-misc-commands

TLDR - Read man pages in simple format

Last Updated: 23 July 2025

TLDR is the same as a man page, but it provides a very short description of tools and commands. TLDR provides the only required information about the commands and makes it...read more

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Linux-misc-commands

Run command with time limit in Linux

Last Updated: 16 October 2024

In Linux, some commands take a really long time to execute, and while we do wait for such commands to finish, sometimes we also want to terminate them after they have been...read more

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Linux-misc-commands

How to Use GNU bc (Basic Calculator) in Linux

Last Updated: 23 July 2025

The Basic calculator (bc) is an arbitrary-precision calculator that you can use as a simple scientific or financial calculator on the command-line interface of your Linux ...read more

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Linux-misc-commands

View Kernel Messages in Linux | dmesg Command

Last Updated: 15 November 2025

The dmesg (display message) command is used to view kernel messages from the ring buffer, providing insights into hardware detection, driver initialization, and system err...read more

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Linux-misc-commands

Setting up and Securing Ubuntu server with a Basic Firewall

Last Updated: 11 August 2021

VPS(Virtual Private Servers) are commonly used to host and serve many types of services. There are many providers that provide virtual servers. Many of these provide VPS's...read more

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Linux-misc-commands

shuf Command in Linux with Examples

Last Updated: 10 October 2024

The shuf command in Linux writes a random permutation of the input lines to standard output. It pseudo randomizes an input in the same way as the cards are shuffled. It is...read more

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Linux-misc-commands

HISTCONTROL Command in Linux with Examples

Last Updated: 11 October 2024

In Linux, the history command can be used to show the list of commands which have been recently executed. HISTCONTROL variable is a colon-separated list of values controll...read more

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Linux-misc-commands

ionice Command in Linux with Examples

Last Updated: 15 October 2024

CFQ I/O disk elevator incorporates a tool called ionice which encourages the director to dole out needs on a process cycle level to accelerate or to confine the disk subsy...read more

Linux-misc-commands

getopts Command in Linux

Last Updated: 18 November 2025

Thegetoptscommand is the standard, built-in tool inbashfor parsing options like-ffor a filename or-vfor "verbose" in a clean, professional, and reliable way.You will usege...read more

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Linux-misc-commands

arecordmidi Command in Linux with Examples

Last Updated: 08 October 2024

arecordmidi command in Linux is a utility command which is used to record a standard MIDI file from any number of ALSA sequencer ports. ALSA stands for Advanced Linux Soun...read more

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Linux-misc-commands

acpid command in Linux with Examples

Last Updated: 17 September 2021

The acpid daemon provides intelligent power management on a system and allows to query battery and configuration status by supporting the Advanced Configuration and Power ...read more

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Linux-misc-commands