Why developers are never on time

Thursday 2012-06-28

If you have worked in IT as long as I do, you probably have noticed that developers have a tendency to not be on time. They are late for meetings, late for lunch, and on other days they are in at 6am or (and) they work until 3am the next morning. If you ever wondered why this is, I might have some answers for you.

You might also find this post interesting if you are trying to figure out why you can’t get your time zones working in MySQL.

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Distributed jMeter through VPN and SSL

Thursday 2012-02-16

This week I created a jMeter test setup for distributed testing. I thought it would be straight forward but I ran into some interesting things you might want to know if you are considering distributed testing using jMeter.

In my case, I had to test an application which was inside our corporate network, while working from home through a VPN and a firewall. Normally that is no problem, but jMeter has this funny construction where the slave (jMeter server) wants to connect back to the master (jMeter gui). It took some fiddling with iptables, the jMeter configuration and ssh tunneling to get it to work. Here’s my setup:

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Strange fix for SMB problems in Linux

Monday 2011-11-28

Linux Sucks.Last week, the upgrade to Ubuntu 11 severely broke all carefully selected menu colors, graphics settings and icon sets. I gave up the fight after a few hours of effortless restoration work and switched to Linux Mint 11.

While setting up my machine and restoring the links to the company Windows file servers I could not connect. The password window would re-appear without any feedback. The fix was even stranger than the problem.

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Having fun at J-Fall 2011

Thursday 2011-11-03

J-Fall 2011This year’s Dutch Java Nerd event called J-Fall was held in Nijkerk, in a beautiful location called “Hart van Holland” . With plenty of sessions by speakers from all over the world it promised to be a great day for Java enthusiasts, at a great location for meeting friends and colleagues. I took a day off from work and it was well worth it.

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Gmail: Save an email to disk

Tuesday 2011-10-18

Gmail save to diskWant to save a single email from gmail to disk, in a readable format for Outlook, Thunderbird or Apple Mail? Here’s how:

  1. Open your browser and log into your gmail account.
  2. Open the email you want to save.
  3. On the top-right, there is a little triangle next to the “Reply” button. Click that, and select “Show Original”.
  4. The original, raw email opens in a new window or tab.
  5. Right-click on this new window, and select “Save as…”.
  6. When saving the file, make sure the extension of the filename is “eml“. So for example “MyEmail.eml”.

All done. Now you dan open the file in Thunderbird, Outlook or whatever email viewer you have out there and see the original mail, in all it’s marked-up glory.


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