Since Java 21, wrapper classes have played an increasingly sophisticated role in Java’s type system. Here’s everything you need to know about updates for virtual threads, pattern matching, and ...

This tutorial explains how a Java HashMap works internally and explores the challenges of implementing it, including buckets, collisions and hash codes.

Java 11 is getting long in the tooth, so many developers are moving to the next oldest version that's still supported, Java 17. Here's what's different.

I've been working with Parquet and Iceberg (Java version) and encountered an interesting performance scenario involving 300 text columns, some of which are dictionary-encoded while others are not. The ...

But to some unknown reasons neither hashcat no john couldn't crack simple Java Object hashcode function. And even a lot of instruments couldn't identify such type of hash. This is very strange because ...

Java 16 was released in March of 2021 as a GA build meant to be used in production. And Java 17, the next LTS build, is scheduled to be released this September. Java 17 will be packed with a lot ...

Java is a popular programming language that every programmer should learn. This article explains much of what you need to know.