Automatic encoding of parsed URL params

[Pad_Pors]

thanks, padpors.com.

perhaps some rails command can work out. looking for it in this topic:

How to replace a string/character in topic title?

I want to replace all the - in the topic title with a single space. this command will do it for all the posts, how can I change it so that only a topic-title get affected? rake posts:remap["-"," "]