The steps to create a Facebook account You don’t need to learn computer science to create a Facebook profile! Facebook, the social network created in 2004 by Mark Zuckerberg, has been accessible to everyone since September 2006. It is the third most visited website after Google and YouTube and has 2 billion users in June 2017. Facebook…
The best programmers in the world Programming: the future! Before you could study computer science to dedicate yourself body and soul to this world, many people have contributed to the history of computer science. Coding as we know it today would not have been possible without some exceptional programmers like: Grace Hopper – Nicknamed Amazing Grace, she designed the…
Useful computer accessories Currently, you can print photos directly from your mobile. Home computing doesn’t just involve word processing or PowerPoint presentations. In addition to the essential elements for the operation of a computer (central unit, screen, keyboard, mouse), there are accessories that are very useful to make the most of the Internet, print or scan. The printer: for…
The era of the World Wide Web 1989: 100,000 computers are connected to the internet, 1992: 1 000 000 computers are connected to the internet, 1995: creation of Windows 95, 1998: iMac launched, 2001: launch of Windows XP and founding of Wikipedia, 2004: launch of Mozilla Firefox. The age of shared data: The era of the World Wide Web 2008: appearance of…
The pioneers of computing 1914: Leonardo Torres Quevedo’s first electromechanical analytical machine, 1928: Von Neumann’s MinMax algorithm, 1936: Turing machine, 1939: start of construction of Mark I, 1942: decryption of the Enigma machine by Alan Turing, 1954: creation of FORTRAN, the first high-level programming language implemented on a computer, 1955: introduction of the IBM 650 computer, 1962: invention of the computer word , 1970: founding of Xerox…
The history of computing How does the Enigma encryption machine work? Computing as we know it today is linked to several important discoveries and evolutions over time. Do you want to know the The beginnings of computing: The history of computing 9th century: Abu Yāffar al-Jwārizmī is the father of algorithmic, strongly related to computer science,…
What is a computer made of? The operation of a computer depends on its central unit. A computer is used neither more nor less than to calculate. It’s as simple as that! The user forces it to perform operations and interacts with it using peripherals. But do you know what a computer is made of ? On the outside of…
The most useful keyboard shortcuts in Excel Excel is not really intuitive software. Sometimes it takes several minutes to understand each function and complicates the task a bit if you don’t know how it works from the beginning. Use your computer keys to save time! To help you use Excel well or better, it is important…
How to create a chart in Excel In addition to creating data tables, Excel is also excellent for creating all kinds of charts. When using the data in the spreadsheet, the software offers various types of graphs. It is up to you to choose the graph according to your preferences and the type of graph that best…
The IF, AND, OR and NOT functions in Excel The IF, AND, OR, and NOT functions are logical comparison functions . These functions are not the best known in Excel, but they can be very useful to clarify a situation and speed up calculations automatically. Become a true expert in professional calculations! They allow to relate various data according to the…
