Resources

Download the Guide to Java Modernization for insights on Java versions, upgrading versions, Java 17, and more.

Java is a simple and robust programming language. Unfortunately, one of the most vital parts of Java development — testing changes — takes longer than you think.

Developing a Java microservices application? From planning to testing, this guide provides a wealth of resources for every stage of microservices development.

The 2021 Java Productivity Report provides insights from our Java developer survey on the technologies and ideas that developers use most.

The 2020 Java Productivity Report provides insights from our Java developer survey on the technologies and ideas that developers use most.

Find the best Java technologies to kickstart development. Browse frameworks, IDEs, application servers, platforms, and more.

With 82% of developers using IntelliJ IDEA, it’s far and away the most popular IDE for Java developers. That’s why we put together this one-page IntelliJ IDEA cheat sheet. It’s packed full of all the keyboard bindings you need to work efficiently in IntelliJ IDEA.

This cheat sheet looks at many annotations that a Java developer should know if they want to use the Spring Framework.

Download our Java 8 Streams cheat sheet.

Microservices is an architectural software style where an application is built from lightweight services that allow developers to create, test, and release different functionalities separately. The added agility and scale of microservices have made it increasingly popular within the Java ecosystem.

This cheat sheet is a great reminder of the most frequently used parts of RxJava including API, data processing functions, and some lesser-known tricks and utilities.

Download our collection of Java IDE cheat sheets and make the most of your Java development time.