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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...
How To Save Canvas As An Image With canvas.toDataURL()?
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10 Answers
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What is the most effective way for float and double comparison?
...the same epsilon for lines measured in inches and lines measured in mils (.001 inch). That is a==b but 1000a!=1000b. (This is why AlmostEqual2sComplement asks for the epsilon or max ULPS).
The use of the same epsilon for both the cosine of angles and the length of lines!
Using such a compare functio...
Controlling fps with requestAnimationFrame?
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10 Answers
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npm - how to show the latest version of a package
...ule? I am expecting something like npm --latest express to print out v3.0.0 .
6 Answers
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Looking for a good world map generation algorithm [closed]
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answered Mar 25 '10 at 23:52
David JohnstoneDavid Johnstone
22.4k1414 gold badges6464 silver badges7171 bronze badges
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How to drop columns by name in a data frame
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answered Mar 8 '11 at 15:03
jubajuba
41k1111 gold badges9696 silver badges109109 bronze badges
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What's the difference between ASCII and Unicode?
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ASCII defines 128 characters, which map to the numbers 0–127. Unicode defines (less than) 221 characters, which, similarly, map to numbers 0–221 (though not all numbers are currently assigned, and some are reserved).
Unicode is a superset of ASCII, and the numbers 0–127 ha...
Any way to Invoke a private method?
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309
You can invoke private method with reflection. Modifying the last bit of the posted code:
Meth...
What arguments are passed into AsyncTask?
...where exactly will it go? Do I need to include all 3 or can I include 1,2,20?
5 Answers
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