Delphi Q&A http://www.cs.wisc.edu/~rkennedy/ A resource for in-depth Delphi answers Rob Kennedy Copyright © Rob Kennedy. Some rights reserved. http://www.cs.wisc.edu/~rkennedy/q&a-images/q&a-logo.png Delphi Q&A http://www.cs.wisc.edu/~rkennedy/ Why do I continue getting error messages even after I have written an exception handler? <p><!--SysUtils isn&rsquo; just for show. Neither is the-->The integrated debugger isn&rsquo;t just for show.</p> http://www.cs.wisc.edu/~rkennedy/exception-messages http://www.cs.wisc.edu/~rkennedy/exception-messages 2007-06-06 Why doesn’t <code>Sleep(<span class="number">1</span>)</code> pause for just one millisecond? <p>Read the not-so-fine print: <em>at least</em>.</p> http://www.cs.wisc.edu/~rkennedy/sleep http://www.cs.wisc.edu/~rkennedy/sleep 2007-06-05 When should I use <code>FreeAndNil</code>? <p>When you need someone holding your hand.</p> http://www.cs.wisc.edu/~rkennedy/freeandnil http://www.cs.wisc.edu/~rkennedy/freeandnil 2006-06-20 What is an untyped parameter? <p>Duh.</p> http://www.cs.wisc.edu/~rkennedy/untyped http://www.cs.wisc.edu/~rkennedy/untyped 2006-06-20 Why must the types of actual and formal var parameters be identical? <p>The type-checker is trying to prevent the disasters that would occur if the types <em>weren&rsquo;t</em> identical.</p> http://www.cs.wisc.edu/~rkennedy/var-identical http://www.cs.wisc.edu/~rkennedy/var-identical 2006-06-12