Wednesday, May 1, 2019

This blog has moved

›
Hi, I am no longer publishing new content on platforms-that-might-go-away like Blogspot or Medium. You can find my new stuff on https://d...
Friday, March 24, 2017

On Linux vDSO and clock_gettime sometimes being slow

›
Like the previous post on this somewhat dormant blog, I want to share an oddity I discovered that no search engine could really find for me...
Thursday, May 19, 2016

Brief note on LuaWrapper and unexpected crashes in destructor & destructor ordering

›
PowerDNS products rely heavily on Lua, and we mostly use the most excellent LuaWrapper  to seamlessly share data and code between Lua and ...
Friday, October 23, 2015

How to do fast canonical ordering of domain names

›
A small post to document an arcane subject: how to quickly do a comparison of DNS names in canonical order. First, to recap, what is DNS ca...
Monday, August 10, 2015

Startups don’t win RFPs: here’s why you might want to do one anyhow

›
(I’d like to thank Dirk Peeters who taught me most things RFP and Remco van Mook for commenting on and improving this post.) As I fin...
Wednesday, July 15, 2015

Developing open source: don't listen to the people that want you to live under a bridge

›
This post is for open source developers and all other people working on open source, while trying to make a living. You may also get referr...
Saturday, June 6, 2015

Design of DelayPipe, a small class to let you execute millions of things in the near future

›
When developing, quite frequently we run into the situation where we want to delay an action a little bit, perhaps for half a second. If yo...