You may or may already be familier with Java Annotations as they are alredy very common, specially if you are working with IDEs they mark the required code with annotations whenever required, but this is an Ideal article for you if you are looking to create a custom annotation, to the point and to the work.continue reading..
MD5 and SHA are commonly used hashing and salting algorithm, we use MessageDigest to apply algorithm and then encode value in HEX encoding to hash the string. This tutorial can be useful for beginners as well as advance level programmer.continue reading..
iText is a very popular and famous libary in existance for more than a decade now. This is an open source api provided to use with any java based application, however there are also .net version of this library available, but in this section we will only go with the Java Based application.continue reading..
Java provide simple alternate to schedule any task using the Timer and Timer task similar work like setTimeout and setInterval, However one must not mistake to misunderstand the power of Java, this simple tutorial will make it easy to understand the concept, have a good read..continue reading..
JSP, Servlet Context Initialization and Request Parameters, allows you to initialize the variables on startup in a global scope and get form or url parameters which are send via form submission or via dynamic url creation.continue reading..
HTTP protocol works with TCP/IP to transfer data, it uses the GET or POST request to retrieve the response from server, the response status is known by a code which tells what was the response or else if error occured what was the error and its cause.continue reading..
Java servlet is one of the best technology for server side web application development. Java servlet and jsp are both very essential part if you are new to java web development. There are various new framework but at the base level they all use the servlet to do the work.continue reading..
Listener and Adapters are two different way to accomplish the event handling in java. all the event sources have different type of class support. There are mouse and key events, window and focus events, srcoll bar and checkboxes event and many more.continue reading..
Making GUI in Java is actually easier than you can think. It need only AWT or Swing api and few classes like frame, button, textfield, action listeners and some more relevent Classes. It is all available all you need to do is create and add objects to the display which could be either a frame or an appletcontinue reading..
Java provide support for GUI in its core packages. AWT is one of the basic packages. It gives all you need to create a graphical software using frame windows. It provide buttons, scrollbars, text areas, text fields and many more componentscontinue reading..