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 C Programming Tutorial Part 15 - 2's Complement and Negative numbers
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 1 • Published: Mar 22, 2019Up until now, in this ongoing C programming tutorial series, we have discussed quite a few concepts, but missed a basic one. It's about negative numbers. Yeah, though we briefly mentioned signed vs unsigned variables in one of our initial tutorials, we didn't actually discuss how negative numbers are stored in memory.
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Linux C Programming Tutorial Part 14 - Bitwise operators practical examples
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 1 • Published: Mar 21, 2019In one of our earlier articles, we discussed the basics of bitwise operators. I hope you went through that article and are now ready to witness and understand some practical usage examples of these operators.
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Linux pwd Command Tutorial for Beginners (with Examples)
Author: Himanshu Arora • Tags: linux, shell • Comments: 0 • Updated: Mar 20, 2019The pwd command, like ls and cd, is one of most frequently used Linux utilities. Regardless of the kind of user you are (newbie or pro), you'll find yourself using this command line tool a lot. So in this tutorial, we will quickly discuss the basics of pwd through some easy to understand examples.
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Linux C Programming Tutorial Part 13 - Bitwise Operators (Basics)
Author: Himanshu Arora • Tags: c/c++, programming • Comments: 0 • Published: Mar 18, 2019Up until now in this ongoing C programming tutorial series, we have discussed multiple kinds of operators, like arithmetic, logical, relational, and assignment. However, there's another kind of operators that are very integral to the C programming language. We are talking about bitwise operators.
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Linux C Programming Tutorial Part 12 - Assignment Operators and Conditional Expressions
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 0 • Published: Mar 15, 2019In this ongoing C programming tutorial series, we have already discussed some of the basic stuff like arithmetic, logical, and relational operators as well as conditional loops like 'if' and 'while'. Adding upon that, this tutorial will focus on assignment operators (other than =) and conditional expressions.
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Linux C Programming Tutorial Part 11 - Arithmetic, Relational, and Logical operators
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 0 • Published: Mar 13, 2019Up until now, in this C programming tutorial series, we have discussed about basic things like functions, arrays, variables, and more. Continuing with the flow, in this tutorial, we will discuss another such basic concept: operators.
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Linux C Programming Tutorial Part 10 - Variable Scopes
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 0 • Published: Mar 11, 2019If you are following our C programming tutorial series, you should be aware of the concept of variables. While we've discussed the basics of variables, there's another important aspect related to variables that we'll be discussing here: scope of variables.
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Linux C Programming Tutorial Part 9 : Strings
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 1 • Updated: Mar 08, 2019In this ongoing C programming tutorial series, we have already touched upon the concept of character arrays. Closely related to character arrays is the concept of strings, which we'll be discussing here.
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Linux C Programming Tutorial Part 8 - Call by Value Vs Call by Pointer/Address
Author: Himanshu Arora • Tags: c/c++, linux, programming • Comments: 0 • Published: Mar 07, 2019In C language, you can call a function in a couple of ways: call by value and call by pointer or address. Let's discuss both these concepts with some easy to understand examples.
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Linux C Programming Tutorial Part 7: Arrays
Author: Himanshu Arora • Tags: c/c++, programming • Comments: 0 • Published: Mar 06, 2019A variable is something which can hold a value of a particular type - it could be an integer, character, or even floating point. However, there's one limitation of variables: they can only hold a single value at any given time. This tutorial shows the basics of using Arrays, which can hold multiple values.
