Siddharth questions

• How to restore same database when switching branch?
• Auto copy to the clipboard when a button is clicked in Rails 3?
• Oracle ORA-00902 Invalid datatype error
• Twitter Bootstrap is not changing color table header row's color while using <th> instead of <td>
• What is `stringify_keys' in rails and how to solve it when this error comes
• Generating a short UUID string using uuidtools In Rails

Siddharth answers