Java Classes | Baeldung

Closing Java IO Streams

Learn why it’s necessary to close IO streams and how to do it.

Convert int to Long in Java

Learn several ways of convert an integer to a Long in Java.

Java Interface Naming Conventions

This article summarizes naming conventions for Java interfaces, emphasizing the use of adjectives for capability interfaces and nouns for polymorphic interfaces. It provides a practical example and warns against patterns like IUser and UserImpl for code clarity. Adhering to these conventions enhances code readability and maintainability.

Clamp Function in Java

Learn three different methods to implement the clamp function in Java.

Get the Indexes of Regex Pattern Matches in Java

Explore obtaining the indexes of pattern matches within the original input when using a Java regex.

Programmatic Generation of JSON Schemas in Java

Learn how to create JSON Schemas programmatically using the Java JSON Schema Generator library.

Java Weekly, Issue 503

The semantic kernel in Java, GC improvements in Java 21, sealed classes, project Leyden, async-profiler, and GenAI code assistance!

Why There Is No Sorted List in Java?

A quick but comprehensive explanation of why there’s no SortedList in Java.

Java Weekly, Issue 502

JVM computed constants, safepoints, Maven vs Gradle battle, GC improvements, bulk SQL, and effective technology strategies. A good week.

Difference Between Future, CompletableFuture, and Rxjava’s Observable

Discover the difference between Future, CompletableFuture, and Rxjava’s Observable.

Guide to Java Jackson-jr Library

Learn how to read and write JSONs easily with a lightweight Jakson-jr library.

How to Get the Start and End Dates of a Year Using Java

Learn how to get the start and end dates of a year using the modern Date Time API and the old Calendar and Date classes.

Metadata GC Threshold in Java

The Java Garbage Collector plays a part in managing the memory of the metaspace, where information about classes is stored. We look at tuning parameters to help the JVM manage our application.

Stateless Object in Java

Java requires all code to be in classes. Sometimes we may need to create an object with no state in order to help achieve a design pattern. We look at stateless objects and how they function.