Bit Syntax in Erlang One of the often under-appreciated features of Erlang is its Bit Syntax for parsing and pattern matching binary data at a bit level. For instance, to pare TCP segments you can write something along the line of: The same capability can be applied to anything binary protocols, such as video encoding, [...]

I love this part of the year, there are great conferences happening between now and Feb, and I’m honoured to have been accepted as speaker to some of these amazing events.   Functional Finance (London) Oct 31st I’ll be giving a talk on taming complex APIs with F#-powered DSLs, using a number of popular AWS [...]

It’s been a little while since I last spent time with Elm, and since Elm 0.13 was recently announced so what better time to get my Elm hat back on and see what’s new. There’s a new-look online debugger which looks prettier than before: but more important than that, is the new Elm Reactor command [...]

DISCLAIMER : as always, you should bench­mark against your pay­load and use case, the bench­mark num­bers I have pro­duced here is unlikely to be rep­re­sen­ta­tive of your use cases and nei­ther is any­body else’s bench­mark numbers. You can use the sim­ple test har­ness I cre­ated and see these exam­ple code to bench­mark against your par­tic­u­lar [...]

On application monitoring In the Gamesys social team, our view on application monitoring is such that anything that runs in production needs to be monitored extensively all the time – every service entry point, IO operations or CPU intensive tasks. Sure, it comes at the cost of a few CPU cycles which might mean that [...]