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.
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Linux time Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Published: Dec 20, 2018Sometimes, when you're executing a program, you might want to know its system resource usage. Like how much time the process spent in kernel mode and user mode, and other info. Thankfully, there exists a tool - dubbed time - that's specifically built for this purpose.
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C Programming Tutorial Part 2 - Preprocessors
Author: Himanshu Arora • Tags: c/c++, programming • Comments: 0 • Published: Dec 13, 2018In the first part of our ongoing C programming tutorial series, we briefly touched on the preprocessing stage. In this tutorial, we will discuss it in a little more detail so that you have a basic idea about it before learning other C programming aspects.
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Linux type Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Dec 11, 2018On the Linux command line, you'll come across several types of utilities. Some are an alias, while others are built-in tools and even functions. So, how do you check these types? Well, there exists a command 'type' that offers you this information.
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C Programming Language - Introduction
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 0 • Published: Dec 10, 2018This tutorial is the first part of a C programming language course on Linux. C is a procedural programming language that was designed by American computer scientist Dennis Ritchie. Please note that we'll be using Linux for all our examples and explanation. Specifically, we'll be using Ubuntu 18.04 LTS.
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Linux rename Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 1 • Published: Dec 06, 2018If you work with files on the command line in Linux, renaming files is one of the most frequent tasks you may find yourself involved in. We've already discussed the mv command that lets you do this. And here, in this tutorial, we will discuss another such tool, dubbed rename.
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Linux tree Command Tutorial for Beginners (6 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Dec 05, 2018It won't be wrong to say the ls command is the gold standard when it comes to listing directory contents on the Linux command line. However, there do exist some alternatives that have their own strong points when compared to ls. Once such tool is tree, basics of which we'll be discussing here in this tutorial.
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Linux column Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Nov 29, 2018Sometimes, while working on the command line in Linux, you might want to display the contents of a file in columnar format. You'll be glad to know there's a command line utility in Linux that lets you do this. The tool's name is column.
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Linux finger Command Tutorial for Beginners (5 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Nov 27, 2018If you are a Linux system admin, or your work involves managing users, there are many tools that you should be aware of. Once such command line utility is finger, basics of which we'll be discussing here in this tutorial.
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Linux service Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Nov 26, 2018The service command lets you run a System V init script. In this tutorial, we will briefly discuss this tool using some easy to understand examples.
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Linux rev Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Published: Nov 22, 2018Sometimes, while working on the Linux command line, you may want to reverse a string or line(s) of text. You'll be glad to know there are command line utilities that let you do exactly this.
