How to execute method using reflection in Java
How to execute method using reflection in Java. Example with all cases, with/without parameters and returning/no returning a value.
GET/POST request with HttpURLConnection in Java
How to send GET and POST requests using standard HttpURLConnection class from Java. Simple examples for both methods.
Display double in 2 decimal points in Java
This tutorial will show you how display double in 2 decimal points in Java using String format method and DecimalFormat class.
Autoboxing and Unboxing in Java
In Java, autoboxing is the automatic conversion between the primitive types and their corresponding object wrapper classes. Unboxing is the other way around.
How to generate tables from entities using EclipseLink
How to generate entities from tables using EclipseLink. Simple example using one-to-one database relationship. @MappedSuperclass example included
How to read XML file in Java using DOM
How to read XML file in Java using DOM. 2 methods: one reading each element by the name and second parsing the entire DOMobject.
