title: How to delete a row of matrix in julia
body: <p>In matlab, deleting the 2nd row of matrix A  is</p>
  
  <blockquote>
    <p>A(2,:) = []; </p>
  </blockquote>
  
  <p>How to delete a row of matrix in julia? I tried to use <code>A(2,:) = []</code>. but I failed. How to solve this problem?</p>