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 sort Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0Looking for a command line utility to sort content in text files? Look no further than Sort, a tool specifically built for this purpose. In this tutorial, we will discuss this command using some easy to understand examples.
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Linux taskset Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 3In this tutorial, we will discuss a utility - dubbed taskset - that lets you achieve processor affinity. Ever heard of the term processor affinity? It's a feature that allows you to bind or unbind processes to a particular central processing unit, or a range of CPUs.
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Linux nm Command Tutorial for Beginners (10 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2If you are a Linux user who is also into system level software development, you may find yourself in situations where-in you need information related to symbols in an object file. You'll be glad to know there exists a command line utility - dubbed nm - that you can use in these situations.
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Linux lsof Command Tutorial for Beginners (15 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 4The lsof command in Linux displays in its output information about files that are opened by processes. In this article, we will discuss the tool using 15 easy-to-understand examples.
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Linux strace Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 3The 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.
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A Beginner's Guide to Understanding sudo on Ubuntu
Author: Himanshu Arora • Tags: linux, security, shell, ubuntu • Comments: 2The sudo command on Linux: ever got a 'Permission denied' error while working on the Linux command line? Chances are that you were trying to perform an operation that requires root permissions.
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Linux xxd Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2Need 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.
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Linux objdump Command Explained for Beginners (7 Examples)
Author: Himanshu Arora • Tags: linux, programming, shell • Comments: 1If you are into programming on Linux and your work revolves around compilers, there are a handful of command line utilities that you should be aware of. One such tool is objdump.
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Linux pgrep Command Tutorial for Beginners (10 Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 2You might already know about the grep command in Linux, which searches for a pattern, and then prints the matching text in output. What if the requirement is to apply this kind of processing to fetch select information about processes currently running in the system?
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Linux pinky Command Tutorial for Beginners (8 Examples)
Author: Himanshu Arora • Tags: linux, ubuntu • Comments: 0The finger command in Linux is a popular tool to fetch information related to system users. Pinky is a lightweight alternative that comes pre-installed (at least on Ubuntu).
