LWN.net

Java theory and practice: Generics gotchas (IBM developerWorks)

Brian Goetz discusses Java Generic types on IBM developerWorks. "Generic types, added in JDK 5.0, are a significant enhancement to type safety in the Java language. However, some aspects of generics ...
LWN.net

Java theory and practice: Hashing it out (IBM developerWorks)

Brian Goetz writes about Java hashing techniques on IBM's developerWorks. "Every Java object has a hashCode() and an equals() method. Many classes override the default implementations of these methods ...
Ars Technica

Determining the memory usage of a Java object (theory)

I've been scouring the Web looking for info on optimising the memory usage of Java and have come up with a few items of interest. Primitive arrays don't have a full object overhead but I have been ...