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moment.js 24h format

... 23:59:59 If your time is having date from it by using 'LT or LTS' var now = moment('23:59:59','HHmmss').format("HH:mm:ss") ** https://jsfiddle.net/a7qLhsgz/** share | improve this answer ...
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jQuery: Count number of list elements?

... Try: $("#mylist li").length Just curious: why do you need to know the size? Can't you just use: $("#mylist").append("<li>New list item</li>"); ? share | improve this ans...
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How to convert an int to a hex string?

... if the output letters are upper or lower.): '{:x}'.format(15) > f And now with the new f'' format strings you can do: f'{15:x}' > f To add 0 padding you can use 0>n: f'{2034:0>4X}' > 07F2 NOTE: the initial 'f' in f'{15:x}' is to signify a format string ...
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What is the C++ function to raise a number to a power?

... pow(double, int); pow(long double, long double); pow(long double, int); Now you can't just do pow(2, N) with N being an int, because it doesn't know which of float, double, or long double version it should take, and you would get an ambiguity error. All three would need a conversion from int ...
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Starting the week on Monday with isoWeekday()

...ek') { period = 'isoWeek'; } return endOf.call(this, period); }; Now you can simply use someDate.startOf('week') without worrying you'll get sunday or having to think about whether to use isoweek or isoWeek etc. Plus you can store this in a variable like const period = 'week' and use it s...
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How to check if APK is signed or “debug build”?

As far as I know, in android "release build" is signed APK. How to check it from code or does Eclipse has some kinda of secret defines? ...
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Sorting an array of objects in Ruby by object attribute?

...me + @first_name <=> other.last_name + other.first_name end end Now an array of Person objects will be sortable on last_name. ar = [Person.new("Eric", "Cunningham"), Person.new("Homer", "Allen")] puts ar # => [ "Eric Cunningham", "Homer Allen"] (Person objects!) ar.sort! puts ar ...
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Spring Test & Security: How to mock authentication?

...t( basicActiveUser, managerActiveUser )); } } Now we have our users ready, so imagine we want to test the access control to this controller function: @RestController @RequestMapping("/foo") public class FooController { @Secured("ROLE_MANAGER") @GetMapping("/salu...
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Python Unicode Encode Error

... Likely, your problem is that you parsed it okay, and now you're trying to print the contents of the XML and you can't because theres some foreign Unicode characters. Try to encode your unicode string as ascii first: unicodeData.encode('ascii', 'ignore') the 'ignore' part wi...
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How to check if an NSDictionary or NSMutableDictionary contains a key?

...values. Even @NO, @0, and [NSNull null] evaluate as true. Edit: Swift is now a thing. For Swift you would try something like the following if let value = myDictionary[myKey] { } This syntax will only execute the if block if myKey is in the dict and if it is then the value is stored in the va...