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Fastest way to check if a string is JSON in PHP?
...ray. Valid JSON values may be objects, arrays, numbers, strings, booleans, and null.
– zzzzBov
May 8 '15 at 1:30
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Java 8 forEach with index [duplicate]
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Once again, Java and its terrible syntax for simple things.
– AFP_555
Nov 4 '17 at 6:38
1
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Set operations (union, intersection) on Swift array?
Are there any 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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Difference between $(window).load() and $(document).ready() functions
What is the difference between $(window).load(function() {}) and $(document).ready(function() {}) in jQuery?
11 Answers...
Update Git submodule to latest commit on origin
I have a project with a Git submodule. It is from an ssh://... URL, and is on commit A. Commit B has been pushed to that URL, and I want the submodule to retrieve the commit, and change to it.
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Using querySelector with IDs that are numbers
From what I understand the HTML5 spec lets you use IDs that are numbers like this.
5 Answers
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Get current stack trace in Ruby without raising an exception
...dited Jun 15 '17 at 7:33
Atul Khanduri
1,8861212 silver badges3333 bronze badges
answered Jul 2 '12 at 10:42
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How do you get the length of a string?
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You don't need jquery, just use yourstring.length. See reference here and also here.
Update:
To support unicode strings, length need to be computed as following:
[..."????"].length
or create an auxiliary function
function uniLen(s) {
return [...s].length
}
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The order of elements in Dictionary
...eated as a KeyValuePair<TKey, TValue> structure representing a value and its key. The order in which the items are returned is undefined.
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How to choose an AES encryption mode (CBC ECB CTR OCB CFB)?
...used if encrypting more than one block of data with the same key.
CBC, OFB and CFB are similar, however OFB/CFB is better because you only need encryption and not decryption, which can save code space.
CTR is used if you want good parallelization (ie. speed), instead of CBC/OFB/CFB.
XTS mode is the ...