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Why do function pointer definitions work with any number of ampersands '&' or asterisks '*'?
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There are a few pieces to this that allow all of these combinations of operators to work the s...
Unsubscribe anonymous method in C#
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Action myDelegate = delegate(){Console.WriteLine("I did it!");};
MyEvent += myDelegate;
// ...
MySQL and GROUP_CONCAT() maximum length
...e string.
However, the maximum length of the result of this function is 1024 characters.
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sqlalchemy unique across multiple columns
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Scala vs. Groovy vs. Clojure [closed]
...ithout having to learn a new syntax (assuming you know Java). As of Groovy 2.0, it also has growing support for static compilation. Groovy supports closures and has support for programming in a somewhat functional style, although it's still fairly far from the traditional definition of functional pr...
Can a decorator of an instance method access the class?
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If you are using Python 2.6 or later you could use a class decorator, perhaps something like this (warning: untested code).
def class_decorator(cls):
for name, method in cls.__dict__.iteritems():
if hasattr(method, "use_class"):
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Does async(launch::async) in C++11 make thread pools obsolete for avoiding expensive thread creation
...a pool. So ::std::async(::std::launch::async, ...) is preferred.
Question 2:
Yes, basically this 'implicitly' launches a thread. But really, it's still quite obvious what's happening. So I don't really think the word implicitly is a particularly good word.
I'm also not convinced that forcing you ...
Jquery insert new row into table at a certain index
...-1, since .eq(3) would be the 4th row, you need to go back to the 3rd row (2) and insert .after() that.
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Show hide fragment in android
I am developing application which contains 2 fragments and i want to show hide according to my need. Following code has simple example of my problem.
This simple Fragmentactivity contains 1 button and one listfragment.
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Django import error - no module named django.conf.urls.defaults
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