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How to insert an item into an array at a specific index (JavaScript)?
I am looking for a JavaScript array insert method, in the style of:
19 Answers
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How to randomly pick an element from an array
I am looking for solution to pick number randomly from an integer array.
12 Answers
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Move assignment operator and `if (this != &rhs)`
...ct way to implement Copy Assignment. Almost certainly in the case of dumb_array, this is a sub-optimal solution.
The use of Copy and Swap is for dumb_array is a classic example of putting the most expensive operation with the fullest features at the bottom layer. It is perfect for clients who wan...
Get loop counter/index using for…of syntax in JavaScript
...cified order (yes, even after ES6). You shouldn’t use it to iterate over arrays. For them, there’s ES5’s forEach method that passes both the value and the index to the function you give it:
var myArray = [123, 15, 187, 32];
myArray.forEach(function (value, i) {
console.log('%d: %s', i, v...
How to get an array of unique values from an array containing duplicates in JavaScript? [duplicate]
Given a ['0','1','1','2','3','3','3'] array, the result should be ['0','1','2','3'] .
17 Answers
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Set operations (union, intersection) on Swift array?
...y standard library calls I can use to either perform set operations on two arrays, or implement such logic myself (ideally as functionally and also efficiently as possible)?
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How do I delete an item or object from an array using ng-click?
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To remove item you need to remove it from array and can pass bday item to your remove function in markup. Then in controller look up the index of item and remove from array
<a class="btn" ng-click="remove(item)">Delete</a>
Then in controller:
$scope.r...
ArrayList initialization equivalent to array initialization [duplicate]
I am aware that you can initialize an array during instantiation as follows:
8 Answers
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After array_filter(), how can I reset the keys to go in numerical order starting at 0
I just used array_filter to remove entries that had only the value '' from an array, and now I want to apply certain transformations on it depending on the placeholder starting from 0, but unfortunately it still retains the original index. I looked for a while and couldn't see anything, perhaps I j...
How do I convert NSMutableArray to NSArray?
How do I convert NSMutableArray to NSArray in objective-c ?
9 Answers
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