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Tuesday, April 29, 2008

Bit-wise algebra

by bill via @ Head - Bill McCarthy - VB on 4/29/2008 2:31:51 PM

Today I answered a question saying use A XOr (A And B). Then I thought, well isn't that the same as A And Not (A And B). Now I knew there is a simplification because of the double A and both And's but I honestly couldn't remember all my boolean algebra back from my circuits days. (seems I just don't use it that much <g>). So for my own reference, I've got my "Circuits, Devices and System" text book out, and I'm going to attempt to transl ... [ read more ]

A extension method for visualizing EntityStateObjects

by Julie Lerman via Julie Lerman on 4/29/2008 1:07:48 AM

EntityStateObjects, to me, are one of the most important little pieces of the EF puzzle. IT is the EntityStateObject that maintains all of the critical info for change tracking. But it's hard to get the big picture of what's going on in there when debugging because all of the important stuff is delivered through methods, not properties. I wanted so badly to write a debugger visualizer for them but they are not serializable (big pout) so instead, I wrote an extension method that uses a Cond ... [ read more ]

© 2005 Serge Baranovsky. All rights reserved.
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