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The entity type is not part of the model for the current context
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143
Put this in your custom DbContext class:
protected override void OnModelCreating(DbModelBuilder...
Why is there a difference in checking null against a value in VB.NET and C#?
...rable expressions 5==null and 5!=null only the second first [updated 2014-03-02 - PG] returns false. However, in ANY environment that supports null, it is incumbent on the programmer to know the truth tables and null-propagation used by that language.
Update
Eric Lippert's blog articles (mentioned...
Where do I find the bashrc file on Mac?
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edited Oct 29 '13 at 16:15
answered Oct 29 '13 at 15:41
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Generating Random Passwords
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edited Nov 18 '13 at 7:26
answered Sep 10 '08 at 22:44
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Best Practices for securing a REST API / web service [closed]
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As tweakt said, Amazon S3 is a good model to work with. Their request signatures do have some features (such as incorporating a timestamp) that help guard against both accidental and malicious request replaying.
The nice thing about HTTP Basic is t...
When is a Java method name too long? [closed]
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edited Sep 12 '17 at 23:32
user719662
answered Feb 9 '10 at 17:01
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Node.js check if file exists
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230
Why not just try opening the file ? fs.open('YourFile', 'a', function (err, fd) { ... })
anyway...
Why do people write the #!/usr/bin/env python shebang on the first line of a Python script?
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answered Mar 11 '10 at 23:52
Alex MartelliAlex Martelli
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What is the difference between const and readonly in C#?
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31 Answers
31
Active
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“X does not name a type” error in C++
...d, we can read that reference:
fr.fooInt = 111605;
fr.foDouble = 123.456;
}
By forward declaring User, MyMessageBox can still form a pointer or reference to it:
class User; // let the compiler know such a class will be defined
class MyMessageBox
{
public:
// this is ok, no definition...