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How to call getClass() from a static method in Java?
...ass literal is an expression consisting of the name of a class, interface, array, or primitive type followed by a `.' and the token class. The type of a class literal is Class. It evaluates to the Class object for the named type (or for void) as defined by the defining class loader of the class of t...
Python Linked List
...ne practical advantage of a singly linked list over doubly linked lists or arrays (which Python uses internally for lists) is that two linked lists can share a tail. This is very useful for dynamic algorithms that require saved values from previous iterations where sharing list tails can reduce mem...
Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
...ve it! Really useful if you want to get the property of an object after an array.find() operation that might not return any results
– Shiraz
Apr 30 '19 at 14:34
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Number of lines in a file in Java
...ing the buffering for you, so I don't see how using an intermediate byte[] array will make it any faster. You're unlikely to do much better than using readLine() repeatedly anyway (since that will be optimized towards by the API).
– wds
Jan 17 '09 at 13:23
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Synchronous request in Node.js
...3.php' }];
async.mapSeries(endpoints, http.get, function(results){
// Array of results
});
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iOS difference between isKindOfClass and isMemberOfClass
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But if you have an array of subviews which include UIViews and a UISegmentedControl and you looped through them and set a conditional on class you would need to use isMemberOfClas UIView and isMemberOfClass UISegmentedControl to distinguish bet...
Why java.lang.Object is not abstract? [duplicate]
...testing collection classes. Sometimes it's easiest to fill a collection or array with dummy objects rather than nulls.
As the base instance for anonymous classes. For example:
Object o = new Object() {...code here...}
shar...
Prevent strace from abbreviating arguments?
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This doesn't work for "nested" or array arguments, e.g. ioctl(3, SNDCTL_TMR_TEMPO or TCGETA, {B9600 -opost -isig -icanon -echo ...})
– Marki555
Dec 19 '15 at 0:13
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How do I use a custom deleter with a std::unique_ptr member?
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this option is the only that works with arrays, std::vector and other collections since it can use the zero parameter std::unique_ptr constructor . other answers use solutions that do not have access to this zero parameter constructor because a Deleter instance mus...
How to avoid overflow in expr. A * B - C * D
...nteger library (e.g. http://gmplib.org/) or representing using a struct or array and implementing a kind of long multiplication (i.e. separating each number to two 32bit halves and performing the multiplication as below:
(R1 + R2 * 2^32 + R3 * 2^64 + R4 * 2^96) = R = A*B = (A1 + A2 * 2^32) * (B1 + ...