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

junit-logo

jUnit: Rules

Rules add special handling around tests, test cases or test suites. They can do additional validations common for all tests in the class, concurrently run multiple test instances, set ...
java-logo

Why you should control Visibility of Class and Interface in Java

One of the important aspects of software development is maintenance, and  it’s proven by experience that a piece of software which keeps visibility of its components low is more ...
java-logo

2 Examples to Convert Byte[] array to String in Java

Converting a byte array to String seems easy but what is difficult is, doing it correctly. Many programmers make mistake of ignoring character encoding whenever bytes are converted ...
java-logo

JAXB – A Newcomer’s Perspective, Part 2

In Part 1 of this series, I discussed the basics of loading data from an XML file into a database using JAXB and JPA. (If JSON is called for instead of XML, then the same idea should ...
junit-logo

JUnit in a Nutshell: Test Isolation

Working as a consultant I still meet quite often programmers, who have at most a vague understanding of JUnit and its proper usage. This gave me the idea to write a multi-part tutorial ...
java-logo

Big Java News in Late Summer 2014

As is typical when JavaOne is imminent, there has been much big news in the Java community recently. This post briefly references three of these items (Java SE 8 updates, Java SE 9, ...
java-logo

Named parameters in Java

Creating a method that has many parameters is a major sin. Whenever there is need to create such a method, sniff in the air: it is code smell. Harden your unit tests and then refactor. ...
java-logo

Java Numeric Formatting

I can think of numerous times when I have seen others write unnecessary Java code and I have written unnecessary Java code because of lack of awareness of a JDK class that already provides ...
java-logo

Java Concurrency Tutorial – Thread-safe designs

After reviewing what the main risks are when dealing with concurrent programs (like atomicity or visibility), we will go through some class designs that will help us prevent the aforementioned ...
junit-logo

Parameterized Test Runner in JUnit

We all have written unit tests where in a single test tests for different possible input-output combinations. Lets look how its done by taking a simple fibonacci series example. The ...
Java Code Geeks and all content copyright © 2010-2014, Exelixis Media Ltd | Terms of Use | Privacy Policy | Contact
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