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about
Month: September 2006
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I consider myself a pretty good touch typist, but it never fails that at some point in the day, I’ll press the F1 key when I attempted to press ESC. It could be my subconscious trying to tell me I need some’ help’, but I choose to ‘suppress’ that notion. Anyway, I wouldn’t be the…
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Darcy-Weisbach. It's a phrase you are probably hearing more and more of. What is it? It is a formula for calculating friction loss just like Hazen-Williams. But whereas Hazen-Williams is used for water in sprinkler pipe, Darcy-Weisbach can be used for any liquid (including water, but NFPA 13 does not permit its use). Its recent…
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So, you’ve just installed AutoCAD 2007 and you see some new stuff going on. The first thing you probably notice is that when you move your crosshairs over an object it highlights that object. This is a really handy feature but it is a bit much in its default configuration so I suggest the following:…
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Today we got a drawing that would crash because the designer had duplicate pipes right on top of each other. There is a quick way to check for and fix this. The AutoCAD Express command OVERKILL will delete duplicate objects, among other things. Either type in OVERKILL at the command prompt or pick it from…
The H-Factor 