Fixing Heartbleed

2 minute read

Four days ago the news about the Heartbleed got every sysadmin's attention. Renowned security expert Bruce Schneier writes:

Highlevel Testing With CasperJS

5 minute read

If you've written a webapp and you want to ensure that critical parts such as the signup process stay working, the best would be to have an actual user go th...

Running Ruby on Rails on Nginx

3 minute read

If you want to set up Ruby on Rails on Ubuntu Lucid from scratch, there are quite some articles online to choose from. I found most of them involve compiling...

HAProxy Logging in Ubuntu Lucid

2 minute read

At Transloadit we use HAProxy "The Reliable, High Performance TCP/HTTP Load Balancer" so that we can offer different services on 1 port.

Run Node.js as a Service on Ubuntu

3 minute read

The core of our new project runs on Node.js. With Node you can write very fast JavaScript programs serverside. It's pretty easy to install Node, code your pr...

Install the Best Coding Font

1 minute read

If you are in IT professionally (coding or sysadmin) you will be staring at monospaced fonts for many many hours a day. So it's probably justified to spend 2...

Fix Flash Problems on Ubuntu

less than 1 minute read

I had some difficulties playing Flash videos lately. Problems ranged from lagging sound, to ugliness, to idling black screens, to strange gray Play buttons t...

Search for a Package With apt-file

1 minute read

Recently I needed ogg123 on an Ubuntu server to convert some media. Naturally, I wanted to use aptitude to install it, but I didn't know what package it was ...

How Virtualization Will Improve Your Code

11 minute read

Good testing will result in better code. If you have to wait endlessly for on SVN commits, uploads or compile steps, you will simply produce less inventive c...

Disable Snapping Windows in Compiz-Fusion

less than 1 minute read

Running compiz-fusion for some time, one thing started to annoy me. Snapping windows. The first thing I obviously looked for was the Snapping Windows Plugin....

Fit More on One Screen Using DPI

1 minute read

A couple of years ago when everyone still had giant CRT monitors, resolutions of 1600x1200 were pretty common. Nowadays however 19" TFT monitors often cannot...

Restore Packages Using dselect-upgrade

2 minute read

It's always a good idea to backup important data. Your files and settings can easily be archived. But how can you backup & restore all applications that ...

Schedule Automatic Updates on Ubuntu

2 minute read

Making sure your system is up to date is a key attribute to it's security. Furthermore Ubuntu releases updates pretty often and you probably don't want to mi...

Block Brute Force Attacks With Iptables

5 minute read

Since 2005 there has been an immense increase in brute force SSH attacks and though Linux is pretty secure by default, it does not stop evil programs from in...

Make SSH Connections With PHP

6 minute read

Not everyone knows about PHP's capabilities of making SSH connections and executing remote commands, but it can be very useful. I've been using it a lot in P...

Create Turbocharged Storage Using tmpfs

3 minute read

Everyone knows that RAM is so much faster than a hard disk. To illustrate, while a current SATA disk has peak transfer rates of 375 MB/s, current RAM can do ...

Install Squid & Apache on 1 Server

3 minute read

Let's say your site is becoming a big success and as a result it's becoming slower and slower. There are several things you do without buying additional hard...