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Double Iteration in List Comprehension
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10 Answers
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Blocks on Swift (animateWithDuration:animations:completion:)
...es:
UIView.animateWithDuration(0.2, animations: {
self.blurBg.alpha = 1
}, completion: {
(value: Bool) in
self.blurBg.hidden = true
})
The important part here is the (value: Bool) in. That tells the compiler that this closure takes a Bool labeled 'value' and returns void.
For referen...
How can I get sin, cos, and tan to use degrees instead of radians?
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218
You can use a function like this to do the conversion:
function toDegrees (angle) {
return a...
Why is 'false' used after this simple addEventListener function?
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12
According to MDN Web Docs, the third parameter is:
useCapture
If true, useCapture indicat...
Remove HTML Tags in Javascript with Regex
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12
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Can you issue pull requests from the command line on GitHub?
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114
UPDATE: The hub command is now an official github project and also supports creating pull requ...
Getting the value of an attribute in XML
How would one get the value of attribute1 (blah) in the following xml using xslt:
1 Answer
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Programmatically Hide/Show Android Soft Keyboard [duplicate]
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134
+50
Adding ...
How to check if a value exists in an array in Ruby
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1974
You're looking for include?:
>> ['Cat', 'Dog', 'Bird'].include? 'Dog'
=> true
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How do I fetch lines before/after the grep result in bash?
...n use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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