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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...
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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StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
...tor 2 中文网 MIT同步更新的中文本土化 积木式在线App开发平台！ © 2023 - document.write(new Date().getFullYear()); 跟着学（上海）教育科技有限公司 版权所有，未经书面许可，不得转载或使用 《隐私政策...
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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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...
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
3
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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...
Drop shadow for PNG image in CSS
...The asker is attempting to have the browser render the shadow, not execute scripts on the server that can create shadows. This is useful information but not the same problem space.
– SG1
Aug 7 '13 at 20:47
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Visual Studio C# statement collapsing
...ere are several extensions that perform this task for pre-2017 versions of VS, starting with VS 2010 version:
C# outline
C# outline
2012 (@MSDN)
C# outline
2013 (@MSDN)
C# outline
2015 (@MSDN)
Visual Basic and C# Outliner
The last extension supports only VS 2015 and VS 2017, but it's the most po...