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    <div class="moz-cite-prefix">On 09/18/2014 10:32 AM, Xiangrong Fang
      wrote:<br>
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              <div class="gmail_default" style="font-family:'courier
                new',monospace;display:inline">​I don't quite understand
                the logic or difference between critical section ​</div>
               
              <div class="gmail_default" style="font-family:'courier
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    <br>
    They have nothing in common.<br>
    <br>
    TCriticalSection is a Semaphore (see Wikipedia)<br>
    <br>
    An event is a callback procedure ->
    <a class="moz-txt-link-freetext" href="https://en.wikipedia.org/wiki/Callback_%28computer_programming%29">https://en.wikipedia.org/wiki/Callback_%28computer_programming%29</a><br>
    <br>
    Sorry, but you will not be able to do such a project unless you
    understand such basic computer science primitives. <br>
    <br>
    -Michael<br>
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