fredwu/ruby-china — comment on commit 5f02b50749f6df945e1478f2106e78eeb68ce51d
File: app/models/topic.rb line 74
By fredwu:

@huacnlee: 更新了：https://github.com/fredwu/ruby-china/commit/2fa466d284ad8ac5a6611ce473d375dbc4b2b4a0 :)