title: how to get value of variable config in bash?
body: <p>I have a linux config file with with format like this:</p>
  
  <pre><code>VARIABLE=5753
  VARIABLE2=""
  ....
  </code></pre>
  
  <p>How would I get f.e. value of VARIABLE2 using standard linux tools or regular expressions?
  (I need to parse directory path from file). Thanks in advance.</p>