In this article, you will learn how to add date and time to the history record and how to list previously executed commands based on their date and time in Linux.

In this article, you will learn how to view, backup, and restore the Linux command history on a Linux system, so stick with it till the end to learn everything.

In this article, you will learn about the vipw and vigr commands that let you safely edit the configuration files related to users or groups in your favorite text editor.

In Linux, the rename command is an amazing utility that allows you to rename single or multiple files at once, based on a set of rules or regular expressions you specify.

In this article, you will learn how to disable the directory content listing from the command line in Linux.

In this article, you will learn about the sleep command with its different suffixes and how to use it in shell scripts to pause the execution for a certain period of time.

In this article, you will learn how to use the time command to determine the execution time of a command or shell script taken by your system or server in Linux.

In this article, you will learn everything about the type command, including its different options (with practical examples).

In this article, you will learn what the hash list is, the differences between it and the history list, and how to use its command-line tool to manage records in the hash list in Linux.

In this article, you will learn how to use the ping command with its available options, including the explanation of output and ping flooding.

In this article, you will learn five ways to follow symbolic (or soft) links to find the original file to which the symbolic link points.

In this article, you will learn how to use the who command to find all the logged-in user information (with practical examples).

In this article, you will learn how to use the uptime command and its different options (with practical examples) to find out how long a system has been running.

In this article, you will learn how to use the finger alternative pinky command to list the logged-in users on the target machine and view their information.

In this quick tutorial, you will learn how to kick out SSH-connected users from the target system from your end as a sysadmin.

In this article, you will learn to use the diff command with its different options to compare differences in files and directory structures.

In this article, you will learn how to install OpenJDK (including JDK and JRE) in major Linux distributions with hands-on examples.

In this article, you will learn how to use the head command to view files or command output with a specific number of lines in Linux.

In this article, you will learn different ways to install the latest version of LibreOffice on your preferred Linux distribution, including how to update and remove it.

In this article, you will learn the advantages of using the Scala programming language and how to install it on your preferred Linux system with a practical example.

In this article, you will learn how to install R and RStudio in your preferred Linux distribution and how to run your first program using RScript or RStudio, with practical examples.