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Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]
My impression to date has been that a DbContext is meant to represent your database, and thus, if your application uses one database, you'd want only one DbContext .
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Why doesn't Java allow generic subclasses of Throwable?
...are not reifiable, which is a problem in the following case:
try {
doSomeStuff();
} catch (SomeException<Integer> e) {
// ignore that
} catch (SomeException<String> e) {
crashAndBurn()
}
Both SomeException<Integer> and SomeException<String> are erased to the same ...
Concurrent vs serial queues in GCD
...ling to fully understand the concurrent and serial queues in GCD. I have some issues and hoping someone can answer me clearly and at the point.
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How to get error message when ifstream open fails
How to get error message as string?
4 Answers
4
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Python function overloading
I know that Python does not support method overloading, but I've run into a problem that I can't seem to solve in a nice Pythonic way.
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What exactly is Type Coercion in Javascript?
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Type coercion means that when the operands of an operator are different types, one of them will be converted to an "equivalent" value of the other operand's type. For instance, if you do:
boolean == integer
the boolean operand will be c...
Decompressing GZip Stream from HTTPClient Response
... way would be to return and store the JSON object in an array or byte or something along those lines.
3 Answers
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Immutable vs Mutable types
..."mut" x?
Well you agree strings are immutable right? But you can do the same thing.
s = 'foo'
s += 'bar'
print s # foobar
The value of the variable changes, but it changes by changing what the variable refers to. A mutable type can change that way, and it can also change "in place".
Here is the...
What are the implications of using “!important” in CSS? [duplicate]
I've been working on a website for a few months, and a lot of times when I've been trying to edit something, I have to use !important , for example :
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How to access outer class from an inner class?
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The methods of a nested class cannot directly access the instance attributes of the outer class.
Note that it is not necessarily the case that an instance of the outer class exists even when you have created an instance of the ...