DotNetKicks.com : Stories kicked by GregHines

Building an F# powered indexing system (part 2)

Wed, 14 May 2008 10:01:02 GMT

The second development chunk focuses on creating documents to index, and munging them into a format to hand off to an external library. There are examples of calling a .NET library from F#, mutable values, function composition, and several other spiffy sounding things.

Beware of List(T).Find

Tue, 13 May 2008 22:46:12 GMT

Llist(t).Find returns the first element found that matches a given criteria, but what happens if no such element found?

Building an F# powered indexing system

Thu, 08 May 2008 16:46:02 GMT

When I first started dabbling in F#, I really struggled to understand how someone (in particular, me) would sit down and start writing an application from scratch. Project Euler puzzles are a great way to learn syntax (and probably the best place to start), but I would have loved to see a real application's source with a sort of "here's how it was built" narrative. So that's what I'm going to do!

Out parameters suck, tuples rule, F# wins

Wed, 16 Apr 2008 22:46:02 GMT

The TryParse method found on many value types is nice and useful. Unfortunately, you're forced to use out parameters to make use of them. Ugh.

A basic NamedLock class

Wed, 30 Jan 2008 23:49:44 GMT

Here's a bit of code I extracted from my own special baby of an application. It allows me to lock on a specific "name", rather than having to use an object instance and the built in lock construct.