As part of the WebSharper web server effort, I have been writing an HTTP request parser. Tuning the parser for performance for the common simple case (small, correct HTTP request) has improved performance 8-fold, from 30K to 250K sample requests parsed e[...]

Ages ago when I wrote my previous Eduasync post, I said we'd look at a pipeline model of coroutines. I've decided to skip that, as I do want to cover the topic of this post, and I've got some more "normal" async ideas to write about too. If you want to lo[...]

Fol­low on from my pre­vi­ous test which showed that the ServiceStack.Text JSON seri­al­izer was the top dog in town, I came across a lit­tle library called fastJ­son on code­plex so nat­u­rally I had to test it out and see how it com­pares to the rest! S[...]

Now that FW/1 is available for Clojure, you might have looked at the examples that are in the FW/1 github repo and wondered how to create your own FW/1 application from scratch. Assuming you have Leiningen installed, the easiest way to get sta[...]

Array.prototype.filter seems to be slightly off in IE7-8. It looks like they have added support for standard array functions. That is, it looks like there is a prototype for this in IE7-8 mode in IE9. The problem is that the filter prototype does not work[...]

The first episode of Chas Emerick's new Clojure podcast, Mostly Lazy was published today after being recorded yesterday morning. He picked me as his first interview "victim" (joke - see his follow up blog post wherein Chas clarifies that this is about co[...]

This article introduces the matrix type available in F# PowerPack. It discusses how to create matrices, manipulate matrices using indexing and slices and how to use built-in functions for working with them. As a running example, we use matrix to represent[...]

After two years in the CFML world, FW/1 (Framework One) comes to Clojure! Intended to bring the same simple, lightweight, convention-based MVC web application development that has proved so popular in the CFML world to the world of Clojure, FW/1 for Cloju[...]

Indexer If your have a type that represents a collection of values, adding a custom indexer gives you a natural way to index directly into the object using the .[ ] operator. Take this simple Calendar class for instance, which keeps a map (F# equivalent o[...]