title: Remove very first row in pandas
body: <p>After doing some data preparation my df looks like (0 1 0 1 and 0 0 1 1 shown like  column names):</p>
  
  <pre><code>df = 
  
  0  1  0  1
  0  0  1  1
  
  11 22 33 44
  55 66 77 88
  </code></pre>
  
  <p>How to remove the row of <code>0 1 0 1</code>?</p>
  
  <hr>
  
  <p>Done code before:</p>
  
  <pre><code>df = df.stack().str.split(' ', expand=True).unstack()
  df = df.sort_index(axis=1, level=1)
  </code></pre>