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Why does document.querySelectorAll return a StaticNodeList rather than a real Array?
... based on language-dependent implementations (like .map being available on Arrays in JavaScript and Ruby, but not on Lists in C#).
The W3C aim low: they'll say a NodeList should contain a readonly .length property of type unsigned long because they believe every implementation can at least support ...
Lambda expression to convert array/List of String to array/List of Integers
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You could create helper methods that would convert a list (array) of type T to a list (array) of type U using the map operation on stream.
//for lists
public static <T, U> List<U> convertList(List<T> from, Function<T, U> func) {
return from.stream().map(f...
Detect if a NumPy array contains at least one non-numeric value?
...should only return a numeric value). The number of dimensions of the input array is not known in advance - the function should give the correct value regardless of ndim. As an extra complication the input could be a single float or numpy.float64 or even something oddball like a zero-dimensional ar...
C pointer to array/array of pointers disambiguation
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int* arr[8]; // An array of int pointers.
int (*arr)[8]; // A pointer to an array of integers
The third one is same as the first.
The general rule is operator precedence. It can get even much more complex as function pointers come into the p...
How to create a sub array from another array in Java?
How to create a sub-array from another array? Is there a method that takes the indexes from the first array such as:
9 Answ...
Best way to randomize an array with .NET
What is the best way to randomize an array of strings with .NET? My array contains about 500 strings and I'd like to create a new Array with the same strings but in a random order.
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Under what circumstances are linked lists useful?
...nary<TKey, TValue>.
Not one, but many linked lists are stored in an array.
It avoids doing many small (de)allocations on inserts/deletes.
Initial loading of the hash table is pretty fast, because the array is filled sequentially (plays very nice with CPU cache).
Not to mention that a chai...
Reset PHP Array Index
I have a PHP array that looks like this:
3 Answers
3
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Find a value in an array of objects in Javascript [duplicate]
...ions have been asked before, but this one is a little different. I have an array of unnamed objects, which contain an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array.
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PHP reindex array? [duplicate]
I have array that i had to unset some indexes so now it looks like
4 Answers
4
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