Java Questions
What is JSON? JSON stands for JavaScript Object Notation. It is a lightweight data storage and communication protocol that uses JavaScript syntax. JSON stores data in key-value pairs and it is primarily used in REST services to exchange data. It is easy for humans to read and write, and easy for machines to parse and […]
Overview Java is an OOP language, but it’s not a pure object-oriented language. There are some qualities to be satisfied for a programming language to be pure Object Oriented. Everything should be an object. For example, all types defined in the programming language should be treated as objects. Java treats primitives as non-objects Java is […]
Overview ClassLoader is a class that is responsible to load classes into JVM’s(Java Virtual Machine) method area. Basic class loaders are listed below: ApplicationClassLoader ExtensionClassLoader BootStrapClassLoader ApplicationClassLoader ApplicationClassLoader to load the classes from the application classpath,(current working directory). It basically uses a classpath environment variable to locate the class i.e. “.class” file. ExtensionClassLoader ExtensionClassLoader to […]
How to create a Java Project in Eclipse In this tutorial, we will learn the steps involved to create a Java project in Eclipse IDE. We can create Java project using the new Java project wizard. Prerequisites are: JDK. Eclipse IDE. Creating Java project Launch Eclipse IDE. From the menu choose File >> New >> […]
What are the OOP Basic Concepts The basic concepts and terminology associated with object-oriented programming language are as follows: Class Class is a template or blue-pint for the object. The class defines the properties and behavior of the object. Object The object is an instance of the class. It is a basic unit of an […]
What is an IDE?(Integrated Development Environment) IDE stands for Integrated Development Environment. IDEs provide collective GUI tools and environment to programmers/developers for application development. Automation engineers can use an IDE for automation framework code development. IDE Components Some of the most important IDE components are: Source Code Editor Menus and Toolbars Debugger and Debug Configurations […]