Category Archives: Development

Next Ruby and Rails Usergroup Meetup

The Cologne Ruby and Rails usergroup will meet on Thursday, 24 March at 20:00 at the Coworking Cologne. We will have a talk by Jan Lühr about JRuby and an open mike session afterwards. If you want to talk to … Continue reading

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Eloquent Ruby

At the moment I am sick at home and use the time to finally read some books that where on my to-do list. The first was “Eloquent Ruby” by Russ Olsen. It got very positive reviews around the net, including … Continue reading

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Yeah. The new projector.

Thanks to everyone who donated money for the video projector. Here it is, in it’s full glory : And now let’s start using the new baby. The first group that will be able to use it is the cologne.js on … Continue reading

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Promote JS

The search for javascript on google leads to very bad sites, “promote js” tries to change this by promoting people to link to the mozilla documentation. You should add this, too!

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Check MySQL Master-Slave replication

A lot of guides explain that you can use MySQL master-slave replication to scale your database performance. But nobody explains how to keep the database instances in synch. MySQL replications are very shaky and tend to break and mess up … Continue reading

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Vim and I

A little over a week ago I posted this on twitter: First day of switching from textmate to vim. Let’s see if I still use macvim next week . Updated my dotfiles: http://bit.ly/bFuAoi Today I am still using Vim. Am … Continue reading

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Rockstar – a last.fm api v2.0 gem

A few weeks ago I added the possibilty to scrobble your viewed music videos to putpat. Sadly I couldn’t find a gem that could do that. John Nunemakers scrobbler gem is very outdated and does not use the new authentification … Continue reading

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Don’t just hate, write bug reports

I have seen this pattern very often in the last year: someone found a bug in a product and instantly wrote a twitter message with a #fail hashtag. Or even worse: wrote a bad rating for an iPhone app just … Continue reading

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Redgreen and autospec

I use the redgreen gem for autotest to highlight errors in another color. Sadly that broke my autospec: 123invalid option: –autospec Test::Unit automatic runner. Usage: -e [options] [– untouched arguments] If you want to use redgreen and have a working … Continue reading

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Progressbar in Ruby console scripts

Yesterday I needed a little progress bar for a small ruby terminal script. Something like this: Sadly I could not find one, so I had to write it myself. You can install it with: 1gem install simple_progressbar The progressbar can’t … Continue reading

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