title: Unable to start the mysql server in ubuntu
body: <p>After running the command 
  <code>mysql -v</code> in Ubuntu, I am getting the following error:</p>
  
  <blockquote>
    <p><strong>ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)</strong></p>
  </blockquote>