2010/10/07

nested_attributes で error_messages_for のエラーメッセージがうまくローカライズされない。

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Just trying to enable correct i18n for error_messages for using nested_attributes. Used this patch but moved to an initializer instead. R...
2010/08/07

simple_captcha + Windows で no encode delegate for this image format error

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Rails 3 用の simple_captcha plugin にアップグレードしたら動かなくなりました。 ログを見ると StandardError (Error while running convert: convert: no encode delegate for ...
2010/08/05

Paperclip を Rails 3 + Windows で動かすニャンコ

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一日ハマッタので備忘録 今まで動いていたアプリを 2.3.8 から Rails 3.0.0beta4 にアップグレードしようとしたときのこと。 参考までに、今回の Gemfile gem 'rmagick', :require => 'RM...
2010/08/02

Setting http expires in .htaccess

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YSlow gave me an "E" on one of my websites so I started tweaking things a little. One of the things that made a big difference was...
2010/07/29

Find out when Daylight Savings Time (DST) starts and ends using Ruby (on Rails)

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Recently encountered a requirement to find out whether a particular date falls within daylight savings time. After banging my head on the wa...
2010/07/10

Sometimes I feel like killing Aptana...

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I'm probably doing something stupid, but always seem to lose my project files in Aptana. "You attempted to go into a closed project...
2010/07/01

collection_select の値を rjs に渡す

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備忘録 <%= f.collection_select(:something , Company.find(:all), :id, :name, {}, {:onchange => remote_function(:url => {:action =...