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Is is possible to check if an object is already attached to a data context in Entity Framework?
...eing attached. Calling CreateEntityKey on the context makes sure it's nice and generic and will work even with composite keys with no further coding (because EF can already do that for us!).
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Why does the lock object have to be static?
... a private static readonly object for locking in multi threading.
I understand that private reduces the entry points to the locking object by tightening the encapsulation and therefore access to the most essential.
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CSS Selector for
...eir type? I have a disabled class I use on various disabled form elements, and I'm setting the background color for text boxes, but I don't want my checkboxes to get that color.
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Quick Sort Vs Merge Sort [duplicate]
...e its inner loop can
be efficiently implemented on most
architectures, and in most real-world
data, it is possible to make design
choices which minimize the probability
of requiring quadratic time.
Note that the very low memory requirement is a big plus as well.
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Print PHP Call Stack
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If you want to generate a backtrace, you are looking for debug_backtrace and/or debug_print_backtrace.
The first one will, for instance, get you an array like this one (quoting the manual) :
array(2) {
[0]=>
array(4) {
["file"] => string(10) "/tmp/a.php"
["line"] => int(10)
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Scala how can I count the number of occurrences in a list
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I had the same problem as Sharath Prabhal, and I got another (to me clearer) solution :
val s = Seq("apple", "oranges", "apple", "banana", "apple", "oranges", "oranges")
s.groupBy(l => l).map(t => (t._1, t._2.length))
With as result :
Map(banana -> 1, ora...
How do I use WebStorm for Chrome Extension Development?
I just bought WebStorm 5 and so far have been really enjoying its Inspection features. One hitch I've run in to when developing my Chrome extension is that it doesn't recognize the chrome variable:
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Indenting code in Sublime text 2?
...press Ctrl + K + D to indent everything so the code is structured nicely and readable. Is there a shortcut in Sublime 2 to do the same?
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What's the right way to decode a string that has special HTML entities in it? [duplicate]
... Nice trick! I'd been using a non-textarea version of this for a while, and this is by far better.
– Domenic
Sep 12 '11 at 22:49
1
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rspec 3 - stub a class method
I am upgrading from rspec 2.99 to rspec 3.0.3 and have converted instance methods to use allow_any_instance_of , but haven't figured out how to stub a class method. I have code like this:
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