title: How to copy directories in docker container except any one directory?
body: <p>I have some directories/files, I want to copy all directories/files except 
  <code>my_data</code> directory from host to Docker container  Below command is working fine to copy all the directories/files in the container:</p>
  
  <pre><code>docker cp ./ container_name:/my-dir
  </code></pre>
  
  <p>How can I copy all the directories/files from host to container except <code>my_data</code> dir.</p>