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 vmstat Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Oct 10, 2018If you are looking for a command line utility that you can use to access information about processes, CPU activity, memory, and more, you'll be glad to know that vmstat does this for you.
-
Linux vdir Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Published: Oct 08, 2018Listing contents of a directory is one of the most basic tasks that users (both pro and noobs) find themselves involved in. The ls command is hands down the most popular tool used for this purpose. There are some alternatives. For example, there's a utility called vdir, basics of which we'll be discussing here.
-
Linux strace Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2 • Published: Oct 04, 2018The Linux command line offers many tools that are helpful for software developers. One among them is strace. The strace command in Linux lets you trace system calls and signals.
-
-
Linux ss Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Oct 02, 2018When it comes to accessing socket related information through the command line in Linux, the first tool that comes to mind is netstat. However, there's another utility that can do this work for you. It's called ss.
-
Linux shred Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Published: Oct 01, 2018This tutorial shows how to delete data safely on Linux by using the shred command. All examples in this article have been tested on an Ubuntu 18.04 LTS machine.
-
Linux readlink and realpath Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Published: Sep 28, 2018In this tutorial, we will discuss the basics of realpath and readlink commands that are similar (if not same) in the sense that they display resolved symbolic links in output.
-
Linux printenv Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Sep 27, 2018Environment variables play a major role in Linux. Most programs, whether command line based or GUI based, deal with environment variables in one way or the other. So naturally, there are tools that let you access environment variables from the command line. One such tool is printenv. In this tutorial, we will discuss printenv using some easy to understand examples.
-
Linux pmap Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Sep 25, 2018Linux 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 pkill Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Sep 21, 2018In Linux, if you need to kill a process (for whatever reason) through the command line, you can you use the kill command, which requires you to pass as input the ID of the process you're trying to terminate. But did you know there also exists a way to kill processes without specifying their PIDs?
-
Linux pushd and popd Command Tutorial for Beginners (3 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Sep 19, 2018Command line navigation in Linux is primarily done using the cd command. However, there are several tips and tricks that may enhance your Linux command line navigation experience. In this article, we will discuss two commands - pushd and popd - using some easy to understand examples.
