Ronald Djunaedi

About Ronald Djunaedi

Ronald is a senior Java Developer, specialization in J2EE Programming and its technologies and frameworks. Been a trainer for a while, specialization in training subjects: Java Fundamentals, OOP and J2EE. Has been involved actively in numerous IT Software Development Projects with multiple companies and clients.

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Factory Design Pattern Case Study

I had a job to check our project code quality. And have to report it back to my team leader for any obstacle that i found in the project. I found a lot of leaks and i think would be ...
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Calling private Java methods publicly?

We Java developers, known 4 access modifiers in Java: private, protected, public, and package. Well, except for the private, the last three, can be called from outside of the class ...
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Java Twitter client with Twitter4j

Got inspired by my friend, who built his own Twitter client for his company’s client. So, I tried to build one using Java. And I’m surprised at how easy is to make a Twitter ...
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