Do you want to know how to develop your skillset to become a Java Rockstar?

Subscribe to our newsletter to start Rocking right now!

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

1. JPA Mini Book

2. JVM Troubleshooting Guide

3. JUnit Tutorial for Unit Testing

4. Java Annotations Tutorial

5. Java Interview Questions

and many more ....

 

What is Product Management?

agile-logo

Summary Product management is a multi-faceted, complex discipline that can be difficult to grasp and hard to master. This post shares my take on what product management is and what it takes to work as an effective product manager and product owner. It presents a product management framework that helps you define specific product roles and identify gaps in your ...

Read More »

Some Sentences about Java

java-logo

There is nothing new in this article. I just collected some trivial statements which may not be trivial for some of the junior programmers programmers. Boring old stuff. If you happen all of these things you know more about Java than the average house wife. I do not know if there is point to know all of these. You can ...

Read More »

JPA Entity Graphs

java-interview-questions-answers

One of the latest features in JPA 2.1 is the ability to specify fetch plans using Entity Graphs. This is useful since it allows you to customise the data that is retrieved with a query or find operation. When working with mid to large size applications is common to display data from the same entity in different and many ways. ...

Read More »

Android Tips: On/Off Toggle

android-logo

When we need to give to users of our apps the ability to switch on/off a given feature, we automatically think of check boxes, toggle buttons or switches: These widgets are available to us out-of-the-box, but then we are constrained to a particular look & feel, which may or may not be what we want in our app. We could ...

Read More »

How to get rid of focus highlighting in JavaFX

javafx-logo

Today I was asked if I know a way to get rid of the focus-highlighting of JavaFX controls (respectively buttons):                   Most posts and tips regarding this issue suggest to add: .button:focused { -fx-focus-color: transparent; } But with this style, a glow like this is still left: To get rid of this ...

Read More »

Continuous Delivery: Code Coverage

software-development-2-logo

This article is part of the Continuous Integration, Delivery and Deployment series. In the previous article we explored unit tests as the first and fastest set of tests we should run. Now it’s time to see whether our unit tests provide enough code coverage. Code Coverage Unit tests by themselves do not provide enough confidence unless we know that they ...

Read More »

It’s All About Tests – Part 3

software-development-2-logo

In the previous two posts I discussed mostly about the philosophy and attitude of developing with testing. In this post I give some tips and tools examples for testing. Tools JUnit http://junit.org/ There’s also TestNG, which is great tool. But I have much more experience with JUnit so I will describe this framework.   Use the latest version. Know your ...

Read More »

Unit Testing exercise with FizzBuzz and Mockito

mockito-logo

I sometimes use FizzBuzz to demonstrate the basics of unit testing to newbies. Although FizzBuzz is really simple problem, it can also be used to demonstrate more advanced unit testing techniques like mocking. The FizzBuzz Kata: “Write a program that prints the numbers from 1 to 100. But for multiples of three print “Fizz” instead of the number and for ...

Read More »

Externalizing session state for a Spring-boot application using spring-session

spring-interview-questions-answers

Spring-session is a very cool new project that aims to provide a simpler way of managing sessions in Java based web applications. One of the features that I explored with spring-session recently was the way it supports externalizing session state without needing to fiddle with the internals of specific web containers like Tomcat or Jetty. To test spring-session I have ...

Read More »
Do you want to know how to develop your skillset and become a ...

Subscribe to our newsletter to start Rocking right now!

To get you started we give you our best selling eBooks for FREE!
Get ready to Rock!
To download the books, please verify your email address by following the instructions found on the email we just sent you.

THANK YOU!

Close