title: Regular expression replace
body: <p>I have to replace <code>"something"</code> in file with <code>:something</code>.
  My editor is kate can anyone suggest a search expression and placeholder for that.</p>
  
  <pre><code>Example
  
  Input
  
  "code"
  "name"
  "remark"
  
  Output
  
  :code
  :name
  :remark
  </code></pre>