Ever heard of Hello World? This sample code is a programmer’s rite of passage, but what does it mean and why do we use it? Discover the program’s history and see how it reveals various language ...

Mark Gibbs explores Scratch and StarLogo, programming systems implements the metaphor for Google’s forthcoming App Inventor Last week I was discussing Android applications and concluded by mentioning ...

THE use of function blocks for programming of programmable logic controllers (PLCs) is gaining wider acceptance. Rather than the classic “contact and coil” representation of ladder diagram or relay ...

How to use ncurses to manipulate your terminal screen. In my article series about programming for the text console using the ncurses library, I showed you how to draw text on the screen and use basic ...

The object-oriented paradigm popularized by languages including Java and C++ has slowly given way to a functional programming approach that is advocated by popular Python libraries and JavaScript ...

Last week I was discussing Android applications and concluded by mentioning Google’s new and, as yet, un-released programming tool for the Android operating system called App Inventor for Android ...