Articles by Himanshu Arora
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Updated: Mar 25, 2020
Depending on the kind of work you do on the command line in Linux, you may want a utility that can act as a Swiss army knife for quick text editing. Gladly, there exists a tool dubbed tr, which qualifies for this role.
Author: Himanshu Arora •
Tags: linux •
Comments: 2 •
Updated: Mar 20, 2020
Sometimes, you may want to combine two files in a way that the output makes even more sense. For example, there could be a file containing name of continents, and another file containing names of countries located in these continents, and the requirement is to combine both files in a way that a continent and the corresponding country appear in the same line.
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Updated: Mar 10, 2020
Are you a Linux newbie? Are you looking for a command line tool that can help you download files from the Web? If your answer to both these questions is yes, then you've come to the right place, as in this tutorial, we will discuss the basic usage of the WGET command line utility.
Author: Himanshu Arora • Tags: linux, shell • Comments: 3 • Updated: Mar 05, 2020
If you want to quickly view a calendar on terminal in Linux, then cal is the command line tool that you should be using. By default the command displays the current month in output.
Author: Himanshu Arora • Tags: linux, shell, ubuntu • Comments: 4 • Updated: Feb 26, 2020
In this article, we will discuss in detail the 'su' command as well as how it differs from the 'sudo' command. The main work of the su command is to let you switch to some other user during a login session. In other words, the tool lets you assume the identity of some other user without having to logout and then login (as that user).
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Updated: Feb 22, 2020
If you are new to system administration in Linux, you will gradually learn that user management is an important aspect of your work. The Linux command line offers several command-line utilities for this purpose, and one of them is the id command.
Author: Himanshu Arora • Tags: linux • Comments: 1 • Updated: Jan 07, 2020
In Linux, there may be times when you might want to change the owner and group-related information for a file or directory. If you are a command line newbie, and want to know how you can make such changes through the command line, you'll be glad to know that there exists a command - dubbed chown - that lets you do this.
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Updated: Sep 10, 2019
Linux command line offers several tools for user management (some of which we've already discussed). One such utility is chage, which lets you tweak password expiry information.
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Updated: Sep 05, 2019
Need a hex dump for a text file? Looking for a command line utility that can do this? Well, you are in luck, as there exists a command dubbed xxd that can do this for you.
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Updated: Sep 04, 2019
If you are a Linux newbie, and your work involves doing stuff through the command line, then it goes without saying that you must be spending a lot of time on the terminal window. As you'd likely agree, there are some commands that we tend to use very frequently, like ls, cp, and rm. However, there are some others that are comparatively less used. In this tutorial, we will discuss one such, less frequently used command: Exit.