NEW YORK — Some Mac users were taken by surprise Thursday as their computers stopped running programs written using the Java programming language after Apple blocked Java due to security problems.

Get a hands-on look at Java preview features, such as the JDK 13 text blocks, with this video tutorial that lays out how to run and compile to proper code in five easy steps.

Learning Java can help aspiring developers understand the foundations of programming because of the language’s wide usage and functionality.