Geeky Little Passages

Busy as a....ooh shiny!

2009-05-16T02:12:00.002-04:00

So yeah. I've been neglecting this little corner of the interweb. On the other hand, I can show you a reason why (other than WoW being utterly addictive).This weekend I'll be adding some posts on what's happened to the design and implementation over the past months.

Rupiz: Core Concepts

2009-02-16T17:03:00.010-05:00

At the core of Rupiz are one interface and two classes:Amountpublic interface Amount extends Comparable{ public Amount add(Amount value); public Amount subtract(Amount value); @Override public int compareTo(Amount amount);}Note that anything that implements Amount must be comparable to any other implementation of Amount. This lets us mix implementations without worrying about their

Rupiz: A basic design

2009-01-25T22:26:00.004-05:00

What do we need for the back end of a personal finance application?Some way to represent Accounts. An Account has a description, current balance, and some methods to modify the current balance.We want to encapsulate modifications to accounts in Transactions, which would have a description, source account, destination account, and amount. In addition, we will want a version of Transaction that

A new year, a new project

2009-01-25T21:46:00.003-05:00

Happy new year! I figured this year I'd resolve to finish a programming project that's been kicking around the back of my head for a while now and has had an abortive start or two.For the past year, I've been using GnuCash as my way of keeping track of my spending. While it's a very well written program, it has one minor irritant. I split my purchases into categories to better track where my

GridBag, Dude...

2008-08-13T01:20:00.010-04:00

If you've ever done Swing programming, you've likely had this experience.GridBagLayout is one of the more complicated layout managers, but as with most complicated things, it gives you a lot of power and flexibility.GridBag gets its power from a set of GridBagConstraints provided with each Component you add to the layout. The GridBagConstraint attributes we are interested in are:gridx & gridy :

Format Testing

2008-08-12T22:10:00.018-04:00

Testing SyntaxHighlighter Prettify. Actual content will be forthcoming.code:import java.util.List;public class CommonUtils { @SuppressWarnings("unsafe") public static List coerce(List list){ return (List) list; }}pre:import java.util.List;public class CommonUtils { // Coerces a List to a List @SuppressWarnings("unsafe") public static List coerce(List list){ return