Tutorials 5
Java Logging
The java logging is present in java.util.logging package. The logging service is useful for developers, administrator and service engineers for their debugging work. Different levels of logging are:- SEVERE (highest value) WARNING INFO CONFIG FINE FINER FINEST (lowest value) Set up the Project :- 5. JavaHtmlLoggerFormatter.java This is a custom formater […]
Understanding JSON2.js
The download link for json2.js is available from github :- Git Hub Link to Download json2.js Lets understand what is there inside the Crockford json2.js. There are only two methods present that can be used by a java script developer to use in their code to parse a String […]
JSON : What is JSON format
Java Script Object Notation. This format data interchange is created by Douglous Crockford. This is similar to xml format data. In Xml the data is represented by tags but in Json the data is represented by key value pair. The name came from java script objects. In XML, a object of type student cabn be […]
Java : Null Pointer Exception
What is a Null Pointer Exception? Thrown when an application attempts to use null in a case where an object is required. These are the common scenarios where one can confront with a null pointer exception:- Obtaining the length of such object as an array which is null. Invoking an instance method of a object […]