Glen

Java Sudoku Solving…

At the moment I’m tinkering with a little Java puzzle from our local CJUG that centres around Sudoku Solving. If you check out that link you can download Matt’s harness to try your skills. Subclass the base solver and implement the abstract solve() method and you’re in business. The harness will fire a bunch of sample Sudokus of varying difficulty at your class and tell you what...

Glen

opencsv 1.1 – now with csv writing!

This is the version that I was never going to write, but I’ve decided to add csv export to my little PasswordSafeSWT project and, since people have asked about csv writing capability, I now had a reason for opencsv 1.1. opencsv is an ultra-lightweight minimalist cvs parsing and writing library for Java under an Apache 2.0 license. The API is extremely tiny with only two methods and a couple of...

Glen

You really don’t grok Spring IoC when…

Working on my first major SpringMVC app at the moment and having a ball. But this whole ApplicationContext thing was really bugging me. I was looking up beans all over the place, and in order to get a handle to the appContext to do the lookup I was making heaps of stuff ApplicationContextAware. How do people feel comfortable doing this in their apps? But the penny dropped when looking through some of...