Sencha Touch (ExtJS) – Problems with Ext.TabPanel when using ‘cardswitch’ event

Currently I’m writing a mobile application based on Sencha Touch 1.1.0.
When I was using the ‘cardswitch’ event of the TabPanel class I noticed that the API docs show a wrong number of arguments:

Description in API docs:

This is how it is implemented:

Maybe this is helpful to some developers out there.

ExtJS 4.0 available on 28th of February

ExtJS 4.0 javascript framework is sceduled for release on 28.02.2011 according to this presentation on SenchaCon 2010: Introducing Ext JS 4

More videos and presentations can be found here: http://www.sencha.com/conference/videos/

Follow me on Twitter

Hello,

Tweets from this blog and notifications about new posts are now available on Twitter.
Here’s the URL http://www.twitter.com/mvidec.

Rails: undefined method ‘[]‘ for #<Enumerable::Enumerator>

I was moving an older Rails app to a new server when I encountered this error. This gives a good description of what was going on and shows how to fix it:
http://groups.google.com/group/attachment_fu/browse_thread/thread/502dd4504a59c84d.
Ruby 1.8.7 and acts_as_attachment didn’t get along with each other in my case. However, there’s a typo where .first == ‘/’ is replaced.
starts_with(‘/’) should be starts_with?(‘/’).
That’s no rocket science but could be useful for noobs (on Rails).

RubyGems: undefined method ‘manage_gems’ for Gem:Module (NoMethodError) – easy fix

After reading through many comments on my post RubyGems: undefined method ‘manage_gems’ for Gem:Module (NoMethodError) I now recommend following fix:

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Back to the old outfit

Some readers reported problems in order to read the code blocks. So i changed the theme back to the original one.

Happy new year, v.

New Outfit

Hi, after searching some wp-themes databases I chose to give my blog a new look. So here it is.

I decided to go with the Hemingway theme for now. If you have any suggestions for another cool theme feel free to give me a hint.

Retro Gaming with Sega’s Dreamcast

I found this yesterday at dev.yuanworks.com. Take a look at it if you are interested in independent games development. You’ll find some nice articles about game design, development and programming.

Looks like I’m gonna reactivate my dreamcast.

Typo3: Multi-Domain error when using a subdirectory as Typo3 root with mod_alias

Multi-Domain setup broke on Typo3 version 4.2.2 when I tried to use my Typo3 root folder as subdirectory with mod alias.
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Rails: Migrate databases in production environment

How to migrate databases in rails.
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