#fast code

…unless you're an expert at assembly, that is. The title of this post was obviously meant to be an attention-grabber, but it is much truer than you might think: poorly-written assembly code will probably be slower than an optimizing compiler on well-written code (note that you may need to help the compiler along for things like vectorization). Now why is this?

Here is a simple way to trace a path with lines in Corona SDK:

A simple paint app made with Corona SDK.

Simple way to deactivate a button, removing all the event listeners from it ;) just change the alpha to 0.

Simple function to detect slide direction.

A simple but not effective way to make a neon effect in Corona SDK.