In part 1 of this series, we introduced the @Option annotation and described some use cases; in part 2, we learnt how to use the new annotation features in JavaSE 5 (a.k.a. Tiger) to write @Option ...

As artificial intelligence evolves, data annotation—or the work done by humans to train AI—has emerged as a potential way to make money.

A complex object sort, for example, will run 3.9x faster than an implementation of the same algorithm in Python. That’s also faster than Objective-C, which is 2.8x faster than the Python version.