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entity object cannot be referenced by multiple instances of IEntityChangeTracker. while adding relat
...the way you figured it out even if answer didn't include some background information.
– Daniel Kmak
Jul 12 '14 at 13:43
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How does OpenID authentication work?
...heir blog, photostream, profile page, etc. With OpenID you can easily transform one of these existing URIs into an account which can be used at sites which support OpenID logins.
OpenID
Difference between OpenID and conventional authentification form?
The difference is that the identification will ...
Binding an enum to a WinForms combo box, and then setting it
...ple have answered the question of how to bind an enum to a combo box in WinForms. Its like this:
28 Answers
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How to disallow temporaries
...s Foo
The statement Foo("hi"); expands to class Foo("hi");, which is ill-formed; but Foo a("hi") expands to class Foo a("hi"), which is correct.
This has the advantage that it is both source- and binary-compatible with existing (correct) code. (This claim is not entirely correct - please see Joha...
JavaScript equivalent to printf/String.Format
...ipt equivalent of the C/PHP printf() or for C#/Java programmers, String.Format() ( IFormatProvider for .NET).
50 Answe...
What exactly is metaprogramming?
...ading an article on TheServerSide on ployglot programming on the Java platform . Some comments in the article refer to metaprogramming as the ability to generate code (perhaps on the fly).
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Remove local git tags that are no longer on the remote repository
...e a look at git show-ref --tags, which generates the tag names in the same form as git ls-remote).
As an aside, git show-ref has an option that does the opposite of what you'd like. The following command would list all the tags on the remote branch that you don't have locally:
git ls-remote --t...
What is the difference between compile and link function in angularjs
...copying content from the instance scope into the DOM.
Note that DOM transformations can be done in the compile function and/or the link function.
Most directives only need a link function, since most directives only deal with a specific DOM element instance (and its instance scope).
One way to h...
How to fix java.net.SocketException: Broken pipe?
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In our case we experienced this while performing a load test on our app server. The issue turned out that we need to add additional memory to our JVM because it was running out. This resolved the issue.
Try increasing the memory available to the JVM and or monito...
What is an API key? [closed]
...eing used for. By and large, however, an API key is the name given to some form of secret token which is submitted alongside web service (or similar) requests in order to identify the origin of the request. The key may be included in some digest of the request content to further verify the origin an...