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 ...

Don't let the occurrence of a RuntimeException in Java bring your code to a standstill. Here are 10 examples of how to avoid runtime exceptions in Java.

I need to figure out a way to convert a user defined type to a byte array and be able to reconstruct that type from the byte array. So far, what I came up with was to convert each variable in the ...

Java provides a means to conveniently serialize data to maintain its integrity as it's sent over a network. Attackers can exploit vulnerabilities in the deserialization process if there aren't ...

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 () ...