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When do I use fabs and when is it sufficient to use std::abs?
I assume that abs and fabs are behaving different when using math.h . But when I use just cmath and std::abs , do I have to use std::fabs or fabs ? Or isn't this defined?
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Execute AsyncTask several times
In my Activity I use a class which extends from 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 the...
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?
4 Answers
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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?
Recently I've read about namespaces and how they are beneficial. I'm currently creating a project in Laravel 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++?
The C++ Standards Committee tends to shy away 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#
... upon that global declaration--it's instanced on an as-needed basis in the methods that need it.
2 Answers
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Selector on background color of TextView
I'm attempting to change the background color of an Android TextView widget when the user touches it. I've created a selector for that purpose, which is stored in res/color/selector.xml and roughly looks like that:
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Is there a Java equivalent to C#'s 'yield' keyword?
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The two options I know of is Aviad Ben Dov's infomancers-collections library from 2007 and Jim Blackler's YieldAdapter library from 2008 (which is also mentioned in the other answer).
Both will allow you to write code with yield return-like construct in Java, so both will ...
Code First: Independent associations vs. Foreign key associations?
I have a mental debate with myself every time I start working on a new project and I am designing my POCOs. I have seen many tutorials/code samples that seem to favor foreign key associations :
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