String are immutable in java..i.e they are constant.Any modifiction to the String leads new object cretions. two ways to create String objects using String literal and using new object. Creating ...

The Long.parseLong () method is not deprecated like the Long constructor. Java String to long example The following String to long example program converts the text String 90210 to a long, and then ...

Java length vs length () explained The key difference between Java’s length variable and Java’s length () method is that the Java length variable describes the size of an array, while Java’s length () ...

Copying objects is a common Java programming operation that has one serious trap. Here's how to avoid copying from an object reference and only copy the instance and values you want.

This article shows how to use the Apache Commons JXPath component to easily query complex Java object trees for data using the XPath expression language. It covers both basic and advanced features ...