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How to delete an object by id with entity framework
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The same as @Nix with a small change to be strongly typed:
If you don't want to query for it just create an entity, and then delete it.
Customer customer = new Customer () { Id = id };
context.Customers.Attach(custome...
On delete cascade with doctrine2
...ple in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.
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How to delete (not cut) in Vim?
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Use the "black hole register", "_ to really delete something: "_d.
Use "_dP to paste something and keep it available for further pasting.
For the second question, you could use <C-o>dw. <C-o> is used to execute a normal command without leaving ...
Why does “pip install” inside Python raise a SyntaxError?
...stalled package so this is the right way of using the API: subprocess.check_call([sys.executable, '-m', 'pip', 'install', 'SomeProject']) but since Python allows to access internal API and you know what you're using the API for you may want to use internal API anyway eg. if you're building own GUI p...
Determine if string is in list in JavaScript
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You can call indexOf:
if (['a', 'b', 'c'].indexOf(str) >= 0) {
//do something
}
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Python's json module, converts int dictionary keys to strings
...which implement a __hash__ method. (The Lua docs suggest that it automatically uses the object's ID as a hash/key even for mutable objects and relies on string interning to ensure that equivalent strings map to the same objects).
In Perl, Javascript, awk and many other languages the keys for hash...
Is there a way to chain multiple value converters in XAML?
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@DLeh This is not really elegant as is doesn't work. It provides all converters with final target type instead of correct target type...
– Aleksandar Toplek
Sep 7 '15 at 10:53
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The name 'model' does not exist in current context in MVC3
...ter my first attempt to convert to Razor failed), and this was the problem all along. Thanks!
– Brian Donahue
Feb 15 '12 at 16:32
3
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Android - Package Name convention
...ou consider each period ('.') in the application name as a path separator, all applications from a publisher would sit together in the path hierarchy.
So, for instance, packages from Adobe would be of the form:
com.adobe.reader (Adobe Reader)
com.adobe.photoshop (Adobe Photoshop)
com.adobe.ideas ...
Difference between assertEquals and assertSame in phpunit?
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I use both sporadically, but according to the docs:
assertSame
Reports an error identified by $message if the two variables $expected and $actual do not have the same type and value."
And as you can see in the example below the above exc...