Refusing? As a developer, assume that you are given technology or tool X and told that you need to create Y using it. Sometime it's just getting down to business and getting it done. Sometimes you realize that using said technology is a mistake. It c[...]

A while ago I created a JSON parser in F# just to understand F# Active Patterns. Over the course of year, I have updated the parser as needed and now it seems fairly complete. I will take this blog entry … Continue reading →

A while ago I created a JSON parser in F# just to understand F# Active Patterns. Over the course of year, I have updated the parser as needed and now it seems fairly complete. I will take this blog entry … Continue reading →

TCP has a theoretical limit of 65K connections per machine. I had always wondered how close we could approach that limit. A perfect use case is for ‘push notification’ type services which exist for all the major smartphone platforms (iPhone, … Continue re[...]

TCP has a theoretical limit of 65K connections per machine. I had always wondered how close we could approach that limit. A perfect use case is for ‘push notification’ type services which exist for all the major smartphone platforms (iPhone, … Continue re[...]

I was having a conversation with a fellow developer the other day and we we chatting about the lack of foresight of many firms regarding functional programming.  This naturally led to a discussion of how chaotic many workplaces are. This, of course, led t[...]

After watching Gael’s recent SkillsMatter talk on multithreading I’ve put together some notes from a very educational talk:   Hardware Cache Hierarchy Four levels of cache L1 (per core) – typically used for instructions L2 (per core) L3 (per die) DRAM (al[...]

I have heard a few people argue that when it comes to performance critical code you should prefer arrays over other collections (such as F#’s lists) as it benefits from sequential reads (which is faster than seeks) and offers better memory locality. To te[...]

We dont event know how old instruments are  The earliest type of instrument is thought to be flutes. According to wikipedia this technology could be as old as 43,400 and 67,000 years. Simple devices for making rhythm where probably made: drums, rattles. [...]