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Resize HTML5 canvas to fit window
...indow.innerHeight;
//...drawing code...
}
CSS
html, body {
width: 100%;
height: 100%;
margin: 0;
}
Hasn't had any large negative performance impact for me, so far.
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get size of json object
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edited Feb 13 '16 at 21:02
Fergus
2,25722 gold badges2222 silver badges3636 bronze badges
answered Jan...
Property getters and setters
...p the computed property. Try this:
class Point {
private var _x: Int = 0 // _x -> backingX
var x: Int {
set { _x = 2 * newValue }
get { return _x / 2 }
}
}
Specifically, in the Swift REPL:
15> var pt = Point()
pt: Point = {
_x = 0
}
16> pt.x = 10
17> p...
Representing null in JSON
...ar json1 = '{}';
var json2 = '{"myCount": null}';
var json3 = '{"myCount": 0}';
var json4 = '{"myString": ""}';
var json5 = '{"myString": "null"}';
var json6 = '{"myArray": []}';
console.log(JSON.parse(json1)); // {}
console.log(JSON.parse(json2)); // {myCount: null}
console.log(JSON.parse(json3));...
How do I convert a String object into a Hash object?
... => Object.new}, then its string representation is "{:a=>#<Object:0x7f66b65cf4d0>}", and I can't use eval to turn it back into a hash because #<Object:0x7f66b65cf4d0> isn't valid Ruby syntax.
However, if all that's in the hash is strings, symbols, numbers, and arrays, it should wo...
How to programmatically display version/build number of target in iOS app?
...lease number is for the customers, called version number. It starts with 1.0 and goes up for major updates to 2.0, 3.0, for minor updates to 1.1, 1.2 and for bug fixes to 1.0.1, 1.0.2 . This number is oriented about releases and new features. It does not have to stop at 9, 1.11.23 is a reasonable ve...
Checking if a key exists in a JavaScript object?
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edited Oct 10 '19 at 18:56
answered Jul 8 '09 at 15:51
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Why does “split” on an empty string return a non-empty array?
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Daniel C. SobralDaniel C. Sobral
280k8282 gold badges469469 silver badges666666 bronze badges
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How do I move to end of line in Vim?
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2106
Just the $ (dollar sign) key. You can use A to move to the end of the line and switch to editi...
How to include a Font Awesome icon in React's render()
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answered Apr 16 '14 at 18:01
BrigandBrigand
72.4k1717 gold badges147147 silver badges162162 bronze badges
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