title: Rows With Blank Entries in R
body: <p>I have a 721 x 26 dataframe. Some rows have entries that are blank. It's not NULL
  or NA but just empty like the following. How can I delete those rows that have these kind of entries?</p>
  
  <pre><code>1         Y    N        Y          N            86.8
  2         N    N        Y          N            50.0
  3                                               76.8
  4         N    N        Y          N            46.6
  5         Y    Y        Y          Y            30.0
  </code></pre>