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is node.js' console.log asynchronous?
...mat.apply(this, arguments) + '\n');
};
So it simply does some formatting and writes to process.stdout, nothing asynchronous so far.
process.stdout is a getter defined on startup which is lazily initialized, I've added some comments to explain things:
.... code here...
process.__defineGetter__('s...
How to concatenate properties from multiple JavaScript objects
... many modern browsers but not yet all of them. Use a transpiler like Babel and Traceur to generate backwards-compatible ES5 JavaScript.
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Scheduling recurring task in Android
...ng. This guarantees that the phone will not sleep until you have finished handling the broadcast. Once onReceive() returns, the Alarm Manager releases this wake lock. This means that the phone will in some cases sleep as soon as your onReceive() method completes. If your alarm receiver called Contex...
List of Big-O for PHP functions
...ght it'd be good idea to have it for reference somewhere. I've gone though and either via benchmark or code-skimming to characterize the array_* functions. I've tried to put the more interesting Big-O near the top. This list is not complete.
Note: All the Big-O where calculated assuming a hash look...
How should equals and hashcode be implemented when using JPA and Hibernate
How should model class's equals and hashcode be implemented in Hibernate? What are the common pitfalls? Is the default implementation good enough for most cases? Is there any sense to use business keys?
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Html.BeginForm and adding properties
...t, new { enctype="multipart/form-data"})
Or you can pass null for action and controller to get the same default target as for BeginForm() without any parameters:
Html.BeginForm(
null, null, FormMethod.Post, new { enctype="multipart/form-data"})
...
What are the security risks of setting Access-Control-Allow-Origin?
...n. This basically means that any site can send an XHR request to your site and access the server’s response which would not be the case if you hadn’t implemented this CORS response.
So any site can make a request to your site on behalf of their visitors and process its response. If you have som...
Compelling examples of custom C++ allocators?
...
std::vector<T,tbb::scalable_allocator<T> >
(this is a quick and convenient way of switching the allocator to use TBB's nifty thread-private heaps; see page 7 in this document)
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Is it unnecessary to put super() in constructor?
... or protected or, if both classes are in the same package, package access; and
Default constructor: the public no-args constructor added by the compiler when there is no explicit constructor in the class.
So all classes have at least one constructor.
Subclasses constructors may specify as the fir...
Can a constructor in Java be private?
...of delegating constructors, the following class allows you to save a value and a type, but it only lets you do it for a subset of types, so making the general constructor private is needed to ensure that only the permitted types are used. The common private constructor helps code reuse.
public clas...