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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...
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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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...
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 pass multiple parameters in a querystring
...ing queryString = Request.QueryString.ToString();
Response.Redirect("page.aspx?"+queryString);
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