TheServerSide

Using a BLOB data type in a CMP Enity Bean

I got an email from a customer who wanted to use BLOB data type in their CMP entity bean. They store images in BLOB data types in Oracle database and want to map their CMP entity bean field to a BLOB ...
InfoWorld

Introduction to Java records: Simplified data-centric programming in Java

Creating simple data classes in Java traditionally required substantial boilerplate code. Consider how we would represent Java’s mascots, Duke and Juggy: public class JavaMascot { private final String ...
InfoQ

Type Annotations in Java 8: Tools and Opportunities

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Soroosh Khodami discusses why we aren't ready ...
TheServerSide

Java double vs float: What's the difference?

Community driven content discussing all aspects of software development from DevOps to design patterns. The key difference between a float and double in Java is that a double can represent much larger ...
Ars Technica

Sharing variables between GUI elements in Java

What would be the best way to share variables/objects between different GUI elements in java? Basically I have several ArrayList objects I want my modal dialogs to have access to. Also, where is the ...