Hexadecimal encoding

What you should know: In the previous lessons, we’ve shown that the conversion between binary and decimal can be time consuming specifically when dealing with large numbers. Moreover, the binary representation uses about 3.3 bits for every decimal digit. This means that binary representations are usually too long to be read comfortably. Hexadecimal and octal […]

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WordPress Linux installation

WordPress is a very popular content management software, because it allows anyone to build a website, even without any knowledge about HTML or programming. This tutorial should work on several Debian based Linux versions, and has been specifically tested on Ubuntu and Raspberry running the Raspbian operating system. Apache installation The engine running at the […]

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Binary numbers

What you should know: In the previous lesson, we were talking about the behavior of sequences of several bits. We showed that we were able to double the number of combinations that could be attained, just adding a bit to the left and repeating the same sequence twice, where the leftmost bit changes from 0 […]

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