Home > Author Archives: Carlos Santos (page 3)

## Author Archives: Carlos Santos

Frequency of master studies in Electrical and Computer Engineering. Freelancer developer (also works remotely): Websites, Web Applications (JAVA and PHP), J2SE/J2EE, C/C++ and Android. Private instructor and professional trainer in computer science and electrical engineering. Teaches in classrooms and remotely using Skype and Team Viewer. Interests: Music, audio, video, science, astronomy and mythology.

## Dynamic arrays with structs in C++

In previous posts (“Using pointers in C / C++” and “malloc and realloc functions in C / C++“) I talked about pointers and dynamic arrays in C/C++. On this article I’m going ...

## malloc and realloc functions in C / C++

In a previous post – “Using pointers in C / C++” – I made a brief introduction regarding pointers in C. Now, I’m going to talk about the malloc and realloc functions. ...

## Using pointers in C / C++

For some students, handling pointers in C / C++ is hard to understand. To start with, it’s always nice to remember that everything that happens in a computer, happens in its memory. ...

## How to use a datalist in HTML5

HTML5 brought several new interesting features. One of them is the datalist that I will address in this post. A datalist allow us to define a set of values that could be ...

## Escaping a shortcode in WordPress

Some people asked me how I managed to “escape” a shortcode in WordPress in the article I posted about the plugin “WM jqMath” – “How to use jqMath in WordPress“. So, I ...

## How to use jqMath in WordPress

Sometimes, adding maths formulas to a post is a nice to have. The library Mathscribe jqMath, developed by Dave Barton, offers a simple way to insert maths formulas in web pages. So, ...

## Logical or boolean operations

Chapter II -Logical Systems Logical or boolean operations Chapter I – Numeral Systems Logical or boolean operations Introduction Operations with more than one bit Practical example Boolean Algebra and Logical Functions Logic ...

## Negative integers in binary

Chapter I – Numeral systems Negative integers in binary Numeral systems Binary-Decimal conversion with floating point Arithmetic operations in binary Negative integers in binary How to represent negative integers in binary Notions ...