Of course that the simplest answer to the question on the title of this article is: “you get to see a web site?”. But on this case let’s try to go deeper into the concept and find out the details within the entire process that happens between you type your…

Historians recognize four different industrial revolutions along history, or at least four different stages in a larger process identified as “the” Industrial Revolution.

The first three are related to the massive use of coal along with steam power, gas and fossil fuels and electronics and nuclear power.

A fourth Industrial…

In order to unfold the concept of recursion in an approachable way, let’s start by clarifying two concepts that need to be really clear before moving any forward: stack and heap.

What is stack?

Stack is a special area of the computer memory which stores temporary variables created by a function. Is stack…

The concept of ‘mutability’ (hence: mutants) will actually be relevant for this article.

Moving forward into learning software engineering, will inevitable put you against the concept of Object Oriented Programming, or OOP for short.

From Wikipedia:

“Object-oriented programming (OOP) is a programming paradigm based on the concept of “objects”, which can contain data and code: data in the form of fields (often known…

What is a class?

A class is a code template for creating objects along with related data and functions. Objects have variables and behavior associated with them. In Python a class is created by the keyword class.

An object is created using the constructor of the class. This object will then be called the…

The more code we write, the more we realize that some parts or chunks of code are repeatedly used in many programs. Something as repetitive like a mathematic operation can be re-used over and over in virtually every program we write.

A library allows us to have those repetitive functions…

We normally only get to see the tip of the iceberg.

“ls” it is probably the first and most often used command you will learn whenever you start working on a Linux based shell.

In the simplest possible way to say it, the “ls” command is used to list the contents of a directory. When used with no extra arguments within…

(This article applies for UNIX systems only.)

What is a C static library?

A C library is just a set of named functions.

Static libraries (also known as archives) have been around as long as C itself. Like a .zip file, they’re just a bag of object files — containing…

Flavio Orlando

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