Java DecimalFormat Example

We often need to format numbers, such as taking two decimal places for a number, show only integer part of a number etc. Java provide java.text.DecimalFormat class, which can helps you to format numbers use your specified pattern as quickly as possible.

Java TimeZone Example

When you set a date time value in java, you may encounter time zone issue. You will find the date time you get use java.util.Calendar class will always use the system default timezone. This example will tell you how to change it to show date time in your desired timezone.

Java I/O(Input/Output) Overview

Java I/O(Input/Output) handles the task for getting data from a source or saving data to a target. Packages and java.nio is used to handle I/O issues. In this topic we will give you a general overview about the two packages and introduce new features in java.nio.