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What happens when you type in ls *.c in the shell? Before we get to understand what happens when you type “ls *.c” in the shell, we have got to understand a few programming concepts and some expansions so let’s start from the beginning! What’s a shell? A shell is…

First of all, let’s talk about what a C static library is; basically, a static library or statically-linked library is a set of external functions compiled which contains all the variables that are required to run programs. For instance, stdio.h is a static library which we normally use in our…

GCC is an optimizing compiler produced by GNU project that supports a great amount of programming languages, hardware architectures and OS. It was released in 1987 by Richard Stallman but back then its name was GCC 1.0 as it was only able to handle C programming language. However, it was…

Symbolic link and a hard link: the differences Have you ever wondered about what’s the difference between a symbolic link and a hard link? Isn’t it the same thing? How is it different? What are they used for? What’s their purpose? …