title: Why I obtain an "Illegal line end in string literal" when I try to put the "\" character into a Java String?
body: <p>Working on a Java application I have the following problem trying to create a String that represent a path into the file system.</p>
  
  <p>So I am trying to do something like this:</p>
  
  <pre><code>String result = appFileSystemLocation + "\" + pdfName;
  </code></pre>
  
  <p>But the problem is that IntelliJ give me the following error message on the </p>
  
  <blockquote>
    <p>\ character: Illegal line end in string litteral</p>
  </blockquote>
  
  <p>Why? How can I solve this issue and how can I correctly concatenate the <code>\</code> character?</p>