Example code to draw a sliced color wheel with the bezierVertex() function in Processing.
A code example that shows how to read, modify and write .csv files with Processing.
Demonstration of the ease of use to use Processing for Compositing, based on the Awesome digital bokeh effect in Photoshop.
In this follow up article (Processing ControlP5 example 1) an example on how to style (font, color) the ControlP5 interface elements and how to set their values, so you can use them also to monitor variables.
The controlP5 library for Processing makes it easy to add knobs and buttons to your Processing applications. In this article an example how to add some interface elements (buttons, sliders etc.) and how to listen to their events.