title: Yii2 - The directory is not writable by the Web process | frontend/web/assets
body: <p>I have searched this issue on internet but none of them helped me.
  Also this one doesn`t:</p>
  
  <pre><code>chgrp apache /path/to/mydir
  chmod g+w /path/to/mydir
  </code></pre>
  
  <p>My server is centos 7. Can you help me? </p>