I am using Indy HTTP Server for a small image server. This program is for anyone to download and I would like it to find an open HTTP port by itself. Most ISPs have port 80 blocked and even if I assign something static (which is what I currently do) some ISPs block it. So what I would like is for my program to scan ports for one that will allow it to host a HTTP server.
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This Article will show you how to validate number with TEdit control,
What's the TEdit control?
TEdit is a standard Windows edit control on a form, it allows to user to write, read and copy/paste single line of text.
Raise your hands if you were as upset with FireMonkey as I was when I discovered that there was no TListview. I use TListView in almost all of my applications I've written, and I was not going to compromise by resorting to TStringGrid…
Finds all prime numbers in a range requested and places them in a public primes() array. I've demostrated a template size of 30 (2 * 3 * 5) but larger templates can be built such 210 (2 * 3 * 5 * 7) or 2310 (2 * 3 * 5 * 7 * 11).
The larger templa…