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What is the difference between JavaConverters and JavaConversions in Scala?
In scala.collection , there are two very similar objects JavaConversions and JavaConverters .
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C# Thread safe fast(est) counter
...ment locks the bus to prevent another CPU from accessing the bus while the calling CPU does its operation. Now, take a look at the C# lock() statement's IL. Here you will see calls to Monitor in order to begin or end a section.
In other words, .Net lock() statement is doing a lot more than the .N...
When do I use fabs and when is it sufficient to use std::abs?
... it's always sufficient to use std::abs; it's overloaded for all the numerical types.
In C, abs only works on integers, and you need fabs for floating point values. These are available in C++ (along with all of the C library), but there's no need to use them.
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Execute AsyncTask several times
...m AsyncTask and a parameter which is an instance of that AsyncTask. When I call mInstanceOfAT.execute("") everything is fine.
But the app crash when I press an update button which calls again the AsyncTask(In case the network job didnt work). Cause then appears an Exception which says
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How can I add “href” attribute to a link dynamically using JavaScript?
How can I add the href attribute to a link dynamically using JavaScript?
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What's the UIScrollView contentInset property for?
Can someone explain to me what the contentInset property in a UIScrollView instance is used for? And maybe provide an example?
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What Are the Differences Between PSR-0 and PSR-4?
...l and trying to move from class map autoloading to namespacing. However, I can't seem to grasp what the actual difference is between PSR-0 and PSR-4.
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Is C++14 adding new keywords to C++?
... from adding new keywords to the language, yet with C++11 that was not the case. Some examples:
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Is it necessary to explicitly remove event handlers in C#
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In your case, everything is fine. It's the object which publishes the events which keeps the targets of the event handlers live. So if I have:
publisher.SomeEvent += target.DoSomething;
then publisher has a reference to target but...
Multi-line commands in GHCi
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Most of the time, you can rely on type inference to work out a signature for you. In your example, the following is sufficient:
Prelude> let addTwo x y = x + y
If you really want a definition with a type signature, or your definition spans o...