Archiv der Kategorie ‘Allgemein‘
Montag, den 3. Oktober 2011
Coming from a research institute focused on creating distributed system the cloud computing topic attracts me a lot. However, so far I found myself more in the role of a cloud doubter. Not because I don’t see that the presence of an additional abstraction layer covering boundaries of individual servers to create a vast “cloud” [...]
Kategorie Allgemein, Cloud | Kommentare deaktiviert
Samstag, den 6. August 2011
SproutCore – The current situation SproutCore is on the move. And it will be awesome! However I had the feeling that some folks are confused about SproutCore’s roadmap especially about the migration from SproutCore 1.6 to SproutCore 2.0. This blog post tries to answer a few questions related to the SproutCore rebirth. SproutCore 2.0 is [...]
Kategorie Allgemein, JavaScript, SproutCore | Kommentare deaktiviert
Dienstag, den 31. Mai 2011
Here are some links to facilitate the migration to Rails 3. Rails 2 Rails 2.0 Release Notes http://weblog.rubyonrails.org/2007/12/7/rails-2-0-it-s-done Summary of Rails 2. Changes and Blog-Posts by Ryan http://ryandaigle.com/articles/2007/12/7/rails-2-0-final-released-summary-of-features Rails 2.3 Release Notes http://guides.rubyonrails.org/2_3_release_notes.html Rails 3 Rails 3 Changelogs Rails 3.0.0 http://weblog.rubyonrails.org/2010/8/29/rails-3-0-it-s-done Rails 3.0.3 http://weblog.rubyonrails.org/2010/11/15/rails-3-0-3-faster-active-record-plus-plenty-of-fixes Rails 3.0.4 http://weblog.rubyonrails.org/2011/2/8/new-releases-2-3-11-and-3-0-4 Rails 3.0.5 http://weblog.rubyonrails.org/2011/2/27/rails-3-0-5-has-been-released Rails 3.0.6 http://weblog.rubyonrails.org/2011/4/6/rails-3-0-6-has-been-released Rails 3.0.7 [...]
Kategorie Allgemein | Kommentare deaktiviert
Freitag, den 25. Dezember 2009
The video of my Talk about Evolutionary Programming with Ruby at the Ruby en Rails Conference 2009 in Amsterdam ist now online. ReR09 – Julian Fisher – Evolutionary Algorithms from Interbureau Holder on Vimeo.
Kategorie Allgemein, Conferences, Ruby | Kommentare deaktiviert
Freitag, den 20. November 2009
The RuPy conference 2009 was really a great event. I was totally excited how a polish technology conference will look like and I was impressed how the organiziers cared about everything. Among others Jakub P. Nowak, Katarzyna Bylec and Adam Parchimowicz helped with any open questions. They organized a hotel room as well as the [...]
Kategorie Allgemein, Conferences, JRuby, Ruby | 2 Kommentare »
Freitag, den 7. August 2009
Consider you have a module defining a public, a protected and a private method. What happens to this visibility declaration after mixing the module into a class? Does Ruby ignore visibility information or does Ruby take over the visiblity settings? The following example demonstrates that Ruby preserves the module’s visibility settings and keeps private methods [...]
Kategorie Allgemein, Ruby | Kommentare deaktiviert
Donnerstag, den 9. Juli 2009
After switching to Rails 2.3 you might receive the following error messages while executing your TestUnit tests: undefined method `fixtures’ (NoMethodError) and/org undefined method `fixtures’ The solution to this is to change the class in test/test_helper.rb from Test::Unit::TestCase to ActiveRecord::TestCase. You will need to apply this change to all Tests inheriting for the Test::Unit::TestCase class.
Kategorie Allgemein, Ruby on Rails | Kommentare deaktiviert
Sonntag, den 21. Juni 2009
If you receive an error message like the following from either curb or curl: curl: (1) Protocol https not supported or disabled in libcurl Then you might want to recompile curl with ssl support. If you are a Mac OS X user and you are using MacPorts this might look like this: sudo port install [...]
Kategorie Allgemein, Mac OS X, MacPorts, Ruby, Ruby on Rails | Kommentare deaktiviert
Montag, den 15. Juni 2009
Since most more visitors speak English than German we decided to publish in English from now on. So it’s about the same content but only a different language.
Kategorie Allgemein | Kommentare deaktiviert
Donnerstag, den 16. April 2009
Eine erfolgreiche Installation des MySQL-Gems unter OpenSolaris erfolgt über das folgende Kommando: gem install mysql — –with-mysql-dir=/usr/mysql/5.0/ So können auch Ruby on Rails Anwendungen neuerer Generation erfolgreich unter OpenSolaris betrieben werden.
Kategorie Allgemein | Kommentare deaktiviert