Weird Rails Gem

After updating rails I got an error ala `require_frameworks’:RuntimeError: RubyGem version error: rack(1.0.0 not ~> 1.0.1) The solution is simple: $ sudo gem install rack –version 1.0.1 2. problem: libxml2 is missing.  try ‘port install libxml2′ or ‘yum install libxml2-devel’ Solution $ sudo apt-get install libxml2-dev I also needed libxslt-dev to install the ruhl gem … Continue reading »

Evolution of Build Systems

As always I would like to know where I was correct and where the picture has holes or even mistakes. You could use the comment functionality to make suggestions! And check this post for a buildr vs. gradle comparison.

JavaFX alternatives – Swiby and Shoooes

Only some hints about other DS-language for Swing: http://swiby.codehaus.org/ http://shoooes.net/ Others known?

Simplistic Texteditor for Your Next Ruby On Rails Webapplication

Introduction Do you want to come to the metaparty? Okay it is not a party tool it is a political site in German where the party member itself create the party platform. The vision is: if you vote for metapartei you will get representative candidates which supports the oppinion of the nation – not of … Continue reading »

Very Small Hints for ActionMailer

Hi, I lost some hours to figure out, what the problems were to make sending via smtp working. Here is a list you should check if something does not work: To enable raising exceptions during email sending make sure you add the following line into environment.rb: config.action_mailer.raise_delivery_errors = true Or put it into the test.rb … Continue reading »

My stony way to find a ruby on the rails

Ruby is a great language. All can be expressed so short and readable. That’s one side. The other side is: you have to learn a lot of exceptions to common stuff that you already learned in another languages (In my case Java). So today I will explain things where it took me a lot of … Continue reading »

Ruby 4 Java Programmers and Extreme Test Driven Development

Ruby 4 Java Programmers I thought Ruby is just another language like Java to express things in a different syntax, but now I know that I was wrong. Look into these old, but really nice slides I discovered yesterday: http://onestepback.org/articles/10things Let me know some other good articles about ruby! Now I understand the ‘ruby hype’ … Continue reading »