Technical Insights

Setting up a DHCP Bridge in Ubuntu 10.10 for Virtualization

Setting up a network bridge allows you to give a virtual machine it’s own IP address and make it accessible from the outside. A DHCP bridge is useful in a smaller network where static IPs …

VirtualBox 4 - NAT Port Forwarding GUI

Version 4.0 of VirtualBox will have NAT port forwarding available in an easy to use GUI. The more fervent readers of this blog will remember this post which I described how to set this up on the …

Erlang Code Auto Reloader - Auto Run Unit Tests and Hot Load Code after a Build

I wrote this post a few months ago when I was developing a new Erlang application. I eventually ended up using the reloader I mentioned at the end, but never documented it. Now I’m about to …

ReadyNAS Rsync Tutorial

The NETGEAR ReadyNAS is a pretty sweet product if you’ve got a small team like I do. It’s inexpensive and easy to set up.

Log into the ReadyNAS and turn on Rsync for your backup share. …

Setting up NAT Port Forwarding with VirtualBox

I’ve typically used bridged networking with VirtualBox, but you can run into some issues. If you’re somewhere without internet access, or if you’re changing IPs often, you might be …

Customize taglist plugin display

I’ve hopped back on the VIM train recently, and I’m loving it. Command-T, NERDTree, buffer explorer and fixing my fonts in MacVIM ( set guifont=Inconsolata:h16 ) have all been essential …

Setting Up Default Cron Path

I’ve run into a ton of issues working with crons, mostly with the $PATH variable screwing things up. Scripts work when run manually on the command line, but fail when run in cron. Very …

Smarter Erlang Programming with Emakefile Options and user_default

Say you’ve got an Erlang app with the standard file system layout, with your source code in src/ and your compiled code in ebin/. I’ve found this makes using the interactive shell …

Blank MySQL Graphs in Munin

From the Munin FAQ

Q: Why are the graphs for the MySQL plugin blank?

This is due to a bug in a Perl library Munin uses which causes $PATH to be lost. This again causes the plugin to not find the …