A Curmudgeon in Redmond

Using and abusing software since 1966

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A Picture Is Worth 1000 Words
When building technology, you need to think about not only what problems you're solving, but also what problems you're creating. 'Nuff said.
Posted: Feb 09 2009, 11:39 PM by jim | with 1 comment(s)
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On Minimum-Change Programming
Think about how easy it is to make a change to a shiny new, clean, well-designed system. Now think about how hard it is to make changes to a fifteen-year old system that has been under constant maintenance. Why the difference? Once upon a time, your fifteen...
Posted: Aug 30 2008, 10:43 AM by jim | with no comments
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Garbage-Collection, Finalizers and Dispose: What Every C# Programmer Should Know
Because C# is garbage-collected, I don't need to worry about cleaning anything up. Not. If you've ever wondered why your C# application is so bloated, this post is for you. The garbage collector in .NET ensures that you don't have to worry...
Performance Rant
I've often seen code with performance problems, and watched people struggle to improve it. I've also seen people struggling to achieve optimal performance while writing code. In both cases, I've witnessed lots of folly committed in the name...
Posted: Aug 25 2008, 06:42 AM by jim | with no comments
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Cleaning Up After Your Program
You've got a big, complicated computer program and it's time for that program to exit. The user just chose the Exit menu, or he clicked on the close button of his main window, or your service has been asked to stop. What do you do? In my experience...
Posted: Aug 22 2008, 12:20 PM by jim | with 2 comment(s)
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MapPoint and GPS: Another Stupid Pill
MapPoint is a Microsoft product that's a lot like Streets & Trips, with additional features. Most interestingly for me, it includes interfaces to programmatically control it, plus an embeddable ActiveX control. Since I was putting a computer into...
Posted: Aug 17 2008, 10:17 PM by jim | with 1 comment(s)
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Scott Hanselman on the Difference Between Developers and Designers
I just became acquainted with Scott Hanselman's ComputerZen blog. Lots of good stuff there. His Developer != Designer article is short and sweet, and captured my attention. Money quote: The difference between a Designer and Developer, when it comes...
Posted: Aug 15 2008, 04:30 PM by jim | with 3 comment(s)
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Hacking the I/O Redirection Bug
Warning I'm about to talk about modifying a Windows system in a manner that most decidedly does not meet with Microsoft's approval. I did it to a few of my systems for fun and for the educational experience; feel free to do it to yours for the...
Posted: Aug 14 2008, 08:13 AM by jim | with no comments
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System.WeakReference: Solution in Search of a Problem
.NET has a WeakReference class, whose semantics appear to have been borrowed from Java. As nearly as I can tell, they're both useless. A WeakReference is an object that holds a reference to another object. However, it holds a special type of reference...
Computer Security At Home
When I start thinking about system security at home, I find it useful to consider the lock on the bathroom door. It's an extremely weak lock, and any ten-year-old knows how to defeat it. However, in practice, it's quite effective on a wide variety...
Posted: Aug 09 2008, 10:45 PM by jim | with 2 comment(s)
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My Own Security Rant
E_ACCESSDENIED? Good. We did OUR job. One of the security groups at Microsoft used to have T-Shirts that said this; every time I saw one, my blood pressure went up. He's a story illustrating why: Scene: A home office, fall, 2003. Our hero has just...
Posted: Aug 09 2008, 05:10 AM by jim | with no comments
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My Favorite Security Rants
Here are my three favorite rants about computer security: Matthew Paul Thomas, Security Snake Oil Ian Grigg, What's Your Threat Model? Bruce Tognazzini, Security D'ohLTs They're all five years old. Things haven't gotten any better since...
Posted: Aug 07 2008, 09:16 PM by jim | with 1 comment(s)
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