Java Exceptions handling
How to handle exceptions in Java. Checked and unchecked exceptions example using custom implementation.
How to create threads in Java
How to create threads in Java using Runnable interface and Thread class. Comparison between these two implementations.
How to create thread pool in Java
How to create a simple thread pool in Java using ExecutorService, Executors, ThreadPoolExecutor and RejectedExecutionHandler classes.
How to sleep a thread in Java
How to sleep a thread in Java using Thread.sleep() method. Comparison between sleep millis an nanos.
How to create Generic Object Pool in Java
In a application you can have resources that are limited or time consuming to create a new one. e.g. a connection to a database, a new thread. A solution is to create a the limited resource once and reuse it. To address this problem the object pool pattern was introduced. The object pool design will have the mechanism to create a new object to keep the objects and to destroy the objects if necessary.
How to create Singleton Design Pattern in Java
A design pattern is a general solution to a common problem. The singleton pattern is used to restricts the instantiation of a class to one single object.
