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RegEx for Javascript to allow only alphanumeric
I need to find a reg ex that only allows alphanumeric. So far, everyone I try only works if the string is alphanumeric, meaning contains both a letter and a number. I just want one what would allow either and not require both.
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Replace multiple whitespaces with single whitespace in JavaScript string
I have strings with extra whitespaces, each time there's more than only one whitespace I'd like it be only one.
11 Answers
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How do I comment in CoffeeScript? “/* this */” doesn't work
...e hash is most often used when you want the comment to fall through to the javascript (copyright messages, usually).
– Aaron Dufour
Oct 16 '11 at 18:44
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MongoDB inserts float when trying to insert integer
...tion. The NumberInt is only provided in mongo shell, how do you do that in JavaScript language like node.js?
– 萧易客
Jun 16 '16 at 17:05
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Why does (0 < 5 < 3) return true?
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Order of operations causes (0 < 5 < 3) to be interpreted in javascript as ((0 < 5) < 3) which produces (true < 3) and true is counted as 1, causing it to return true.
This is also why (0 < 5 < 1) returns false, (0 < 5) returns true, which is interpreted as 1, result...
How to obtain the query string from the current URL with JavaScript?
I have URL like this:
15 Answers
15
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How to remove spaces from a string using JavaScript?
How to remove spaces in a string? For instance:
7 Answers
7
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Converting between strings and ArrayBuffers
Is there a commonly accepted technique for efficiently converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back.
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Convert HH:MM:SS string to seconds only in javascript
I am having similar requirement as this: Convert time in HH:MM:SS format to seconds only?
13 Answers
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TypeScript with KnockoutJS
... at DefinitelyTyped.
"TypeScript type definitions repository for popular JavaScript libraries"
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