How to figure out Recursion concept in programming ? Tough to explain but let me tell you the story of Kad & Jo ! Basically, recursion is a function that call itself. Function used : float _pow_recursion(float x, float y) { if (y == 0) return (1); if (y < 0) …

In this article we will see what are classes and instances in OOP (object oriented programming) with Python language. Summary: 0. Definitions 1. Code examples 2. User manipulations

Today we are going to see with more details what we’ve seen here for a deeper understanding of how the shell is working . We will navigate throughout the full shell process of the command line “ ls -l ” in 3 steps.

Why should I use libraries ? How do they work ? How to create/use them ? Library is an archive, listing all of the items and functions bodies you will need to call into your program. To invoke them into your program you will have to include the header files…

Let’s start with a file (e.g. main.c) written in language C. The C programming language is a computer programming language that was developed to do system programming for the operating system UNIX and is an imperative programming language. The goal of the gcc command (GNU Compiler Collection) is to make…

What is the difference between a hard link and a symbolic link ? A soft link (or a symbolic link) is a shortcut ; If the original file is deleted, the soft link will be useless. It has the ability to link to directories (the hard link cannot). A hard link is a copy or a duplicata ; If the original file is deleted, the hard link is preserved.

Here is an explanation of a basic shell comand line. Ls is a command line that permits you to list the files contained in the current working directory. With “ls” command, you can list more than just regular files. You can add some options to find what you…