Archive for October, 2011

Stupid spammers

Everyone that runs a weblog has to deal with them: spammers! I installed all sorts of counter measures to prevent spam, but every now and then one or two messages get through. This week I had a spam message that made me smile, obviously this wasn’t the most intelligent spammer and coder of them all: […]

Programming and debugging an ATtiny85 using USBTinyISP and an USB-BUB

I have been working a bit on hardware again lately, and I am currently playing around with ATtiny micro controllers These tiny little buggers have 8 pins, out of these pins a maximum of 6 I/O pins can be used (you would have to re-purpose the reset pin for 6th I/O pin, which is a […]

Byebye RabbitMQ, hello 0MQ!

The core architecture of HouseAgent is build around a messaging system known as RabbitMQ. This worked out fine so far, however during development we discovered a major drawback of RabbitMQ. RabbitMQ uses Erlang, which is a 70MB download.. *yikes*. In the future I want to be able to run HouseAgent on low memory platforms: for […]

Disable firewall on ESXi

I didn’t have a lot of time for blogging lately but here’s just a quick tip (I am currently working hard on HouseAgent behind the scenes!) Sometimes it’s handy to disable the ESXi host firewall for some quick troubleshooting. Here’s how to accomplish that: After you have done your testing, please make sure you re-enable […]