Cornelius Concepts archive
Category : Windows

Preventing Multiple Application Instances in Delphi with TMutex

Categories: Programming, Windows
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Published on: October 20, 2015

Having worked in Delphi for many years, I’ve seen the development tool and it’s RTL evolve significantly, yet remain resilient in backwards compatibility. Early on, to prevent your application from running multiple times, there were generally two different approaches: Search for the name of your app’s main form by name, or Search for a “mutex”[…]

Windows Services with Oxygene

Categories: Programming, Windows
Comments: 1 Comment
Published on: June 5, 2015

Some of my blog entries are just to remind myself how to do things later–and on several occasions they’ve been useful in that regard. I hope they are also useful to others that may encounter similar struggles. This is another one of those articles which I will likely refer back to at some point. I’ve[…]

Operating System Advice

I got this request from a friend recently: “Well, I'm finally going to finish building my quad core PC. It may be overkill as I don't play games, but I'm sick of having a slow computer! About the OS, it seems like I have a few options: pre-order Windows 7 upgrade, get Windows XP-64, or[…]

Can’t get there from here

Categories: Windows
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Published on: June 9, 2008

I recently upgraded my home network server from Windows Server 2003 to Windows Server 2008. It has a nice interface, better security, and is noticably faster than its predecessor. The server is in a big vertical rack in a corner of my office with no chair or desk space in front of it, so using[…]

Oops!

Categories: Windows
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Published on: November 30, 2007

Last night, I decided I would read a couple of documents and migrate the old Windows NT 4.0 Server over to the new Dell computer with Windows Small Business Server 2003. It turns out the process is quite involved and after the third long document in tiny print, my eyes were getting bleary and time[…]

Return to the Familiar

Categories: Linux, Windows
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Published on: November 15, 2007

Well, it's been a while since my last blog entry. But after the triumpful ending of my last post, it was hard to admit what ensued next. Yes, I finally got VMWare installed on Linux CentOS, but that was as far as I got with it. Try as I might, I could not get any[…]

VMWare–Finally!

Categories: Linux, Windows
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Published on: June 15, 2007

In the old days, playing around with Linux and installing programs and such was quite a chore. Typically, only students and geeks without any social life knew how to make their systems sing and dance. All the business professionals know that time is money. So Windows was the natural choice because to install a new[…]

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