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

Researchers at the Polish security firm Security Explorations say they've found yet another bug in Java--this time in the patch intended to fix a set of security issues in the software through a ...

Stop us if you're heard this one Java’s latest security problems: New flaw identified, old one attacked Flaw in latest Java version allows bypass of Java security sandbox.

Internet computing language Java may be leaving your computer vulnerable to hackers. Did overly-aggressive prosecutors drive software wunderkind Aaron Swartz to suicide? And, a look at a new ...

Modularization, licensing, and security issues top the list of complaints against Oracle as it seeks to upgrade and monetize the Java platform.

Need to add multiple values to a key in a Java HashMap but can't figure out how to do it? Here are three examples of how to solve the multiple values per key problem in Java.