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Entity Framework 4 Single() vs First() vs FirstOrDefault()
I'm having a devil of a time finding a comparison of the different ways to query for a single item, and when to use each.
6...
Visual Studio 2012 Web Publish doesn't copy files
I have a Web Application project in VS 2012 and when I use the web publishing tool it builds successfully but doesn't copy any files to the publish target (File System in this case).
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When should I use Struct vs. OpenStruct?
... with ruby 2.14 the difference is smaller 0.94-0.97 with OpenStruct vs 0.02-0.03 with Ostruct (MB Pro 2.2Ghz i7)
– basex
Mar 23 '15 at 17:06
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Link to all Visual Studio $ variables
...ou may have to change the selection of the version. For instance, I have MSVS2008, and $(Configuration)(in 2013) is $(ConfigurationName) instead.
– sancho.s ReinstateMonicaCellio
Apr 7 '14 at 19:44
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Face recognition Library [closed]
... another open source face recognition software, which uses Gabor Wavelet descriptors. But the last update to the source is 3 years old.
From the website:
"Malic is an opensource face recognition software which uses gabor wavelet. It is realtime face recognition system that based on Malib and CSU Fa...
SQL Server IN vs. EXISTS Performance
...lt set).
I believe the optimizer is smart enough to convert between "in" vs "exists" when there is a significant cost difference due to (1) and (2), otherwise it may just be used as a hint (e.g. exists to encourage use of an a seekable index on the right side).
Both forms can be converted to jo...
Window vs Page vs UserControl for WPF navigation?
... same:
UserControl:
http://msdn.microsoft.com/en-IN/library/a6h7e207(v=vs.71).aspx
The difference between page and window with respect to WPF:
Page vs Window in WPF?
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Visual Studio : short cut Key : Duplicate Line
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In Visual Studio 2017 (pre v15.6)
(edit) This feature is now built-in in VS2017: Ctrl + E, V duplicates a line if nothing is selected, or duplicates selection. You can assign it to a different key combination, or find it in the menu:
See this reference for more information.
Pre VS2017, built-i...
Properties vs Methods
... What is the difference in the internal implementation of a property vs a method. Is anything pushed into the call stack whenever a property is used? If not, how else is it handled?
– Praveen
Jul 17 '14 at 18:32
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Find Results not displaying Results
...entry. As soon as I put it in, it started working without even restarting VS.
– Greg Gum
Jul 22 '13 at 16:26
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