Michael Gaskill questions

Michael Gaskill answers

• Ruby gsub match concatenation
• Dynamically updating ActiveRecord object attribute
• How get the value of a collection_select within the same html.erb form itself
• Rails post can't verify CSRF token authenticity
• What is a caret exactly [closed]
• Can I modify the timestamps column name in Rails 4.2 from created_at to like created
• Rails, is it a good practice to create a method without a view?
• How to parse JSON with the Oj SAX parser, Saj
• HTML Audio - negative playbackRate values not working?
• Change C++ stdin from keyboard to another device