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How can you sort an array without mutating the original array?
... a deep copy (e.g. if your array contains objects) can use:
let arrCopy = JSON.parse(JSON.stringify(arr))
Then you can sort arrCopy without changing arr.
arrCopy.sort((obj1, obj2) => obj1.id > obj2.id)
Please note: this can be slow for very large arrays.
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Cartesian product of multiple arrays in JavaScript
...r a = cartesianProduct([[1, 2,3], [4, 5,6], [7, 8], [9,10]]);
console.log(JSON.stringify(a));
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file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
...input") or $HTTP_RAW_POST_DATA - which one is better to get the body of JSON request?
6 Answers
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npm WARN package.json: No repository field
...many packages which still don't have the repository field in their package.json. The field is used for informational purposes.
In the case you're a package author, put the repository in your package.json, like this:
"repository": {
"type": "git",
"url": "git://github.com/username/repository.g...
How to inspect FormData?
...ad operator!! Excellent and really simple, displays the formdata as psuedo Json format. Thanks - for the New Response, i just get [[PromiseStatus]]:"pending"
– platinums
Oct 16 '17 at 10:55
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How do I query using fields inside the new PostgreSQL JSON datatype?
I am looking for some docs and/or examples for the new JSON functions in PostgreSQL 9.2.
3 Answers
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Python - json without whitespaces
I just realized that json.dumps() adds spaces in the JSON object
2 Answers
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原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
原子vector的一种实现源码(atomic-vector)atomic-vector来自Facebook的一种实现，源码如下： * +----------------------------------------------------------------------+ | HipHop for PHP 来自Facebook的一种实现，源码如下：
/*
+--------------------...
How to get a json string from url?
I'm switching my code form XML to JSON.
3 Answers
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How to save/restore serializable object to/from file?
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I just wrote a blog post on saving an object's data to Binary, XML, or Json. You are correct that you must decorate your classes with the [Serializable] attribute, but only if you are using Binary serialization. You may prefer to use XML or Json serialization. Here are the functions to do it in...