Java

The singleton design pattern in Java is one that I found over the years to be both tricky and interesting. There are many ways in which this pattern can be broken – this article talks about reflection based attacks.

Preventing this line of attack is easy when your singleton is initialized at class-load time – but what if there's a need for lazy initialization? This write-up explains how to reflection-proof your Java singleton in such situations.

Here's a short tutorial I wrote on getting Java enabled on Ubuntu browsers. I'd faced this issue a few days ago, and hope that this article serves as a quick and helpful guide.

While working on the Oracle Application Framework, my Application module's class file was behaving in a strange manner, throwing a java.lang.ClassFormatError. Read on to find out what I did to fix it.