List/Grid Core Java Subscribe to the RSS feed of category Core Java

java-logo

Using Cryptography in Java Applications

This post describes how to use the Java Cryptography Architecture (JCA) that allows you to use cryptographic services in your applications. Java Cryptography Architecture Services The ...
java-logo

How much memory do I need

What is retained heap? How much memory will I need? This is a question you might have asked yourself (or others) when building a solution, creating a data structure or choosing an algorithm. ...
java-logo

When using direct memory can be faster

Overview Using direct memory is no guarantee of improving performance.  Given it adds complexity, it should be avoided unless you have a compelling reason to use it. This excellent ...
java-logo

Type-safe Empty Collections in Java

I have blogged before on the utility of the Java Collections class and have specifically blogged on Using Collections Methods emptyList(), emptyMap(), and emptySet(). In this post, ...
eclipse-logo

Working Efficiently with JUnit in Eclipse

Recently I was dragged into a discussion1 with some test infected2 fellows about how we use JUnit within the Eclipse IDE. Surprisingly the conversation brought up some ‘tips and tricks’ ...
java-logo

Google Guava EventBus for Event Programming

 It’s a given in any software application there are objects that need to share information in order to get work done. In Java applications, one way of achieving information sharing ...
java-logo

Guava’s Collections2: Filtering and Transforming Java Collections

One of the conveniences of Groovy is the ability to easily perform filtering and transformation operations on collections via Groovy’s closure support. Guava brings filtering ...
java-logo

Guava’s Objects Class: Equals, HashCode, and ToString

If you are fortunate enough to be using JDK 7, the newly available Objects class is the obvious (at least to me) choice for implementing the ‘common’ Java object methods ...
java-logo

Java Heap Dump: Are you up to the task?

If you are as much enthusiasm as I am on Java performance, heap dump analysis should not be a mystery to you. If it is then the good news is that you have an opportunity to increase ...
java-logo

Guava Preconditions Class

Anyone who’s written much Java has probably written methods that begin with conditionals that verify either the provided parameters or the state of the object being acted upon ...
Java Code Geeks and all content copyright © 2010-2014, Exelixis Media Ltd | Terms of Use | Privacy Policy
All trademarks and registered trademarks appearing on Java Code Geeks are the property of their respective owners.
Java is a trademark or registered trademark of Oracle Corporation in the United States and other countries.
Java Code Geeks is not connected to Oracle Corporation and is not sponsored by Oracle Corporation.
Do you want to know how to develop your skillset and become a ...
Java Rockstar?

Subscribe to our newsletter to start Rocking right now!

To get you started we give you two of our best selling eBooks for FREE!

Get ready to Rock!
You can download the complementary eBooks using the links below:
Close