Eclipse isn't the only IDE you can use to create Processing sketches. Just about any environment that supports Java can be used. In this recipe, we'll take a look at how you can use IntelliJ IDEA to create Processing sketches. This is a very popular environment for doing Java and Android development.
Before we can get started, you need to download and install the IntelliJ IDEA Community Edition. This is a free version of the IDE. There's also a commercial version available to do advanced Java stuff, but we don't need those features. You can get IntelliJ IDEA right over here: http://www.jetbrains.com/idea/download/index.html.
Once you've installed IntelliJ IDEA, it's time to get started and configure our project to write some Processing sketches. We'll start by creating a new project. Go to File | New Project to show the new project wizard. Pick the Create project from scratch option, and click the Next button:
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