Cheap and Good Photo / Video Lights

I started watching the videos of SpectreSoundStudios recently and one of the videos was about how Glenn (the host) is achieving the great video quality of his videos. The answer is of course daylight lamps with broad spectrum or a high CRI (color render index). The professional lights that fulfill these requirements are quite expensive […]

New FreeBSD Screencast Episode about CARP

Today I’ve tried out CARP, the Common Address Redundancy Protocol, which allows you to easily set up automatic failover for machines which usually become single points of failure in your infrastructure like loadbalancers, firewalls and routers. It was so easy and quick that I made a short video demonstrating it: Commands # Machine 1 ifconfig […]

FreeBSD: Authentication Error when fetching ports from github

For people who have the same problem: I have tried to install a port that fetches its source from github and it failed to fetch it. When I tried the fetch command manually for the given URL I saw the following error: fetch Certificate verification failed for /C=US/O=DigiCert Inc/ High Assurance EV CA-1 34380826280:error:14090086:SSL […]

How to set up a basic HTTP API with Erlang in 10 Minutes

I have recorded a short screencast, demonstrating how easy it is to set up an Erlang application with a HTTP API using Test Driven Development. If you can’t see the embedded video go to vimeo directly: Make sure you have a recent version of erlang and rebar installed when trying it yourself. Get Erlang […]