Articles by Himanshu Arora
About Himanshu Arora
Himanshu Arora has been working on Linux since 2007. He carries professional experience in system level programming, networking protocols, and command line. In addition to HowtoForge, Himanshu's work has also been featured in some of world's other leading publications including Computerworld, IBM DeveloperWorks, and Linux Journal.
-
Linux pstree Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Updated: Sep 08, 2022Since every process (except the very first one) in a Linux system has a parent, it sometimes makes things easier to understand if all processes are displayed in a tree structure. You'll be glad to know there exists a command line utility - dubbed pstree - that displays a tree of processes.
-
Linux Gunzip Command Explained with Examples
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Updated: Aug 15, 2022We have already discussed the gzip command in Linux. For starters, the tool is used to compress or expand files. To uncompress, the command offers a command line option -d. However, there's an entirely different tool that you can use for uncompressing or expanding archives created by gzip. The tool in question is gunzip. In this article, we will discuss the gunzip command using some easy to understand examples.
-
Linux pmap Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Updated: Aug 09, 2022Linux command line offers a lot of tools that help you know more about processes that are currently active in your system. One such utility is pmap, which reports the process memory map. In this tutorial, we will discuss the basics of pmap using some easy to understand examples.
-
-
Linux mkfifo Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 3 • Updated: Aug 05, 2022If you're even a moderate Linux command line user, you must be aware of pipes, a fundamental command line feature that allows processes to communicate. Then there's a concept of named pipes (yeah, pipes with names, so that you can do more with pipes). The mkfifo command lets you create such named pipes.
-
Linux test Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Updated: Aug 03, 2022Sometimes, while working on the Linux command line, you might want to test certain things like integer values, or whether or not a file is of certain type? You'll be glad to know there's a built-in command line utility test that lets you do most of these comparisons and tests.
-
8 Practical Examples of Linux Xargs Command for Beginners
Author: Himanshu Arora • Tags: linux, shell • Comments: 9 • Updated: Aug 02, 2022The Linux xargs command may not be a hugely popular command line tool, but this doesn't take away the fact that it's extremely useful, especially when combined with other commands like find and grep. If you are new to xargs, and want to understand its usage, you'll be glad to know that's exactly what we'll be doing here.
-
Linux last Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 3 • Updated: Jul 26, 2022If you are new to system administration, there'll be times when you'll have to monitor or access login related information. There are multiple tools that you'll likely use for this purpose, with one of them being last.
-
Linux killall Command for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Updated: Jul 25, 2022We've already discussed the kill command that you can use in case you want to terminate processes in Linux. However, there exists another command line utility that you can use for the same purpose: killall.
-
Linux Locate Command for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Updated: Jul 25, 2022While find is no doubt one of the most popular as well as powerful command line utilities for file searching in Linux, it not fast enough for situations where-in you need instantaneous results. If you want to search a file on your system through the command line, and speed is the top most priority, then there's another command that you can use: Locate.
-
Linux chattr Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Updated: Jul 22, 2022Often a Linux computer is used by different users. So there is a possibility that these users access a common group of files. This opens the door to problems like accidental deletion or editing of important files, which you as an administrator definitely don't want. Fortunately, there is a command called chattr that is designed for just such cases.
