大约有 1,820 项符合查询结果（耗时：0.0095秒） [XML]
Entity Framework code first unique column
...ex key columns."
(from: http://msdn.microsoft.com/en-us/library/ms191241.aspx )
You can solve this by setting a maximum string length on your model:
[StringLength(450)]
Your model will look like this now in EF CF 6.1+:
public class User
{
public int UserId{get;set;}
[StringLength(450)]
...
Razor comment syntax
...
I just tested this (with Preview 1), ASPX comments <%-- --%> seem to work, even though this is the Razor engine, not the WebForms/ASPX engine. However, more testing reveals that Razor ignores anything within any ASP tags <% %> (but conserves whitespa...
What is the python keyword “with” used for? [duplicate]
...ly different. See the following: msdn.microsoft.com/en-us/library/htd05whh.aspx and msdn.microsoft.com/en-us/library/wc500chb(v=vs.110).aspx
– Scott Wisniewski
Dec 1 '13 at 20:08
...
“VT-x is not available” when i start my Virtual machine [closed]
...tualization Detection Tool ( http://www.microsoft.com/downloads/en/details.aspx?FamilyID=0ee2a17f-8538-4619-8d1c-05d27e11adb2&displaylang=en) which will tell you if your hardware supports VT-x.
Alternatively you can find your processor here: http://ark.intel.com/Default.aspx. All AMD processors...
What are attributes in .NET?
...uilt in) .NET attributes: msdn.microsoft.com/en-us/library/aa311259(VS.71).aspx
– wprl
Sep 28 '08 at 0:37
1
...
Why do we need entity objects? [closed]
... you are questioning that approach, namely separating concerns.
Should my aspx.cs file be interacting with the database, calling a sproc, and understanding IDataReader?
In a team environment, especially where you have less technical people dealing with the aspx portion of the application, I don't...
String comparison: InvariantCultureIgnoreCase vs OrdinalIgnoreCase? [duplicate]
...//msdn.microsoft.com/en-us/library/system.stringcomparer.ordinalignorecase.aspx
InvariantCultureIgnoreCase
The StringComparer returned by the
InvariantCultureIgnoreCase property
compares strings in a linguistically
relevant manner that ignores case, but
it is not suitable for display i...
CodeFile vs CodeBehind
...can optionally select "Precompile" options to turn either or both of your .aspx files and .cs/.vb files into DLLs, effectively like CodeBehind.
– scradam
Oct 11 '17 at 16:30
1
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How can I get the executing assembly version?
...om/en-us/library/system.reflection.assembly.getentryassembly%28v=vs.110%29.aspx:
The GetEntryAssembly method can return null when a managed assembly has been loaded from an unmanaged application. For example, if an unmanaged application creates an instance of a COM component written in C#, a call t...
How to validate GUID is a GUID
...e(inputString)
(http://msdn.microsoft.com/en-us/library/system.guid.parse.aspx)
bool isValid = Guid.TryParse(inputString, out guidOutput)
http://msdn.microsoft.com/en-us/library/system.guid.tryparse.aspx
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