Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need ...

Move each white object it references to the grey set ... more popular programming languages that implement garbage collection. The Java virtual machine (JVM) actually provides four different ...

Heap memory allocation for Java is even cheaper than using malloc from the C runtime. Note: Whereas individual object allocation is very cheap, the rate at which minor collection must occur is ...

Because those objects are accessible through some reference variable within the Java program, they could, from the JVM's point of view, be required in a future path of execution and so must be ...

That's all well and good as long as your collection contains values: If your collection contains objects (references), these methods won't work. In fact, this isn't just a problem with TDD and ...

The number of wins, losses and ties maintained by the Score class can only be incremented by one at a time, so instead of setter methods, the Java serialization object will have methods called ...

Just try spreading the cost of garbage collection over time so programming languages like Java can suit real-time applications without resorting to a constrained programming environment.