What's Popular in Java - O'Reilly Media

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Head First Java, 3rd EditionBy Kathy Sierra, Bert Bates, Trisha Gee

Learning Java, 6th EditionBy Marc Loy, Patrick Niemeyer, Daniel Leuck

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January 8, 2026

Integrating AI in Java Projects

Presented by Ken Kousen

January 23, 2026

Java 25: How to Code Like a Pro

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Java GC Tuning

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Java Concurrency Bootcamp

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Java IO: TextIO

By Austin Bennett

TextIO: Reading from Text ...

Java Challengers: Using Polymorphism with the List Interface

By Rafael del Nero

Let's explore the use of a List with polymorphism ...

Java 11 Network API: Use HttpClient for Synchronous HTTP Communication

By Benjamin Muschko

Learn how to use the HttpClient API for synchronous HTTP communication ...

Java Challengers: Sort String Elements from an ArrayList

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Sorting String elements of a List ...

Java 11 File API: Read and Write a String to a File

By Benjamin Muschko

Learn how to read and write files ...

Java 11 Functional API: Define Filtering Negation for Predicate

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Learn how to define filtering negation for Predicate ...