title: using bash command to remove nextline,space
body: <p>Is sed command capable of removing space,nextline?</p>
  
  <p>I want to have the following output(see output below)</p>
  
  <pre><code>TESTING     The quick brown fox jumps over the lazy dog
  
              The quick brown fox jumps over the lazy dog
  
  
  TESTING02   The quick brown fox jumps over the lazy dog
  
              The quick brown fox jumps over the lazy dog
  
  TESTING03   The quick brown fox jumps over the lazy dog
  
  
              The quick brown fox jumps over the lazy dog
  
  
              The quick brown fox jumps over the lazy dog
  </code></pre>
  
  <p>The output should be the following</p>
  
  <pre><code>TESTING     The quick brown fox jumps over the lazy dog
              The quick brown fox jumps over the lazy dog
  
  TESTING02   The quick brown fox jumps over the lazy dog
              The quick brown fox jumps over the lazy dog
  
  TESTING03   The quick brown fox jumps over the lazy dog
              The quick brown fox jumps over the lazy dog
              The quick brown fox jumps over the lazy dog
  </code></pre>