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@ character before a function call

... the "@" will silence any php errors your function could raise. share | improve this answer | follow | ...
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How to implement Android Pull-to-Refresh

...pull-to-refresh library! It is called SwipeRefreshLayout, inside the support library, and the documentation is here: Add SwipeRefreshLayout as a parent of view which will be treated as a pull to refresh the layout. (I took ListView as an example, it can be any View like LinearLayout, ScrollView ...
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Default initialization of std::array?

...tialization is specified; the C++ language guarantees you that any object for which you do not provide an explicit initializer will be default initialized (C++11 §8.5/11). That includes objects of type std::array<T, N> and T[N]. Be aware that there are types for which default initialization ...
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Node.js on multi-core machines

...f 2012-09-02 (newer than above).] Node.js absolutely does scale on multi-core machines. Yes, Node.js is one-thread-per-process. This is a very deliberate design decision and eliminates the need to deal with locking semantics. If you don't agree with this, you probably don't yet realize just how in...
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Unresolved external symbol in object files

During coding in Visual Studio I got an unresolved external symbol error and I've got no idea what to do. I don't know what's wrong. Could you please decipher me? Where should I be looking for what kind of errors? ...
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Why charset names are not constants?

...of that you have to remember exact names of your charsets. Is it "utf8" ? Or "utf-8" ? Or maybe "UTF-8" ? When searching internet for code samples you will see all of the above. Why not just make them named constants and use Charset.UTF8 ? ...
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How to set a binding in Code?

...tring part is evaluated from the Path (the Path can be set by the constructor or by the Path property). share | improve this answer | follow | ...
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What's the difference between dependencies, devDependencies and peerDependencies in npm package.json

This documentation answers my question very poorly. I didn't understand those explanations. Can someone say in simpler words? Maybe with examples if it's hard to choose simple words? ...
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When to use static vs instantiated classes

...wn (like a user has a name) use a static class when it's just a tool that works on other stuff (like, for instance, a syntax converter for BB code to HTML ; it doesn't have a life on its own) (Yeah, I admit, really really overly-simplified...) One thing about static methods/classes is that they d...
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Why do we copy then move?

... Before I answer your questions, one thing you seem to be getting wrong: taking by value in C++11 does not always mean copying. If an rvalue is passed, that will be moved (provided a viable move constructor exists) rather than be...