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How to reset radiobuttons in jQuery so that none is checked
...is empty, it means give me the value of the first element that matches the selector.
– lambacck
Jul 21 '10 at 0:55
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Rails Migration: Remove constraint
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This should be the selected answer
– nahtnam
Aug 9 '19 at 17:50
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How to generate all permutations of a list?
....permutations([1,2,3], r=2), which will generate all possible permutations selecting 2 elements: [(1, 2), (1, 3), (2, 1), (2, 3), (3, 1), (3, 2)]
– toto_tico
Aug 24 '17 at 8:49
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Pass props to parent component in React.js
...list of services (with names and prices) and it will calculate a total the selected prices.
Children are blissfully ignorant
ServiceItem is the child-component in this example. It doesn’t have many opinions about the outside world. It requires a few props, one of which is a function to be called...
Set UILabel line spacing
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However in Xcode 6.1.1 selecting the label and changing the line value in the attributed panel will cause the panel to flicker and lock the application. I have only been able to exit the panel by force-quitting Xcode.
– izk
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Hash String via SHA-256 in Java
...hich adds quite a few new MessageDigests compared to the relatively paltry selection available in the JDK.
– mjuarez
Jul 27 '14 at 9:51
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Getting an object from an NSSet
...se filteredSetUsingPredicate if you have some kind of unique identifier to select the object you need.
First create the predicate (assuming your unique id in the object is called "identifier" and it is an NSString):
NSPredicate *myPredicate = [NSPredicate predicateWithFormat:@"identifier == %@", i...
Javascript Array.sort implementation?
...ontiguous arrays and presumably for associative arrays) WebKit uses either selection sort (which they call “min” sort) or, in some cases, it sorts via an AVL tree. Unfortunately, the documentation here is rather vague so you’d have to trace the code paths to actually see for which types which ...
Permission is only granted to system app
...; Editor -> Inspections then expand Android > Lint > Correctness. Select "Using system app permission", change severity or uncheck the checkbox.
– Ezekiel Baniaga
Apr 9 '18 at 3:48
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The source was not found, but some or all event logs could not be searched
...dministrator Rights.
From the Start Menu, right click on Command Prompt, select "Run as administrator".
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