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Static function variables in Swift
...unc foo() -> Int {
struct Holder {
static var timesCalled = 0
}
Holder.timesCalled += 1
return Holder.timesCalled
}
7> foo()
$R0: Int = 1
8> foo()
$R1: Int = 2
9> foo()
$R2: Int = 3
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jQuery equivalent of getting the context of a Canvas
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Try:
$("#canvas")[0].getContext('2d');
jQuery exposes the actual DOM element in numeric indexes, where you can perform normal JavaScript/DOM functions.
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The most efficient way to implement an integer based power function pow(int, int)
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answered Sep 19 '08 at 12:54
Elias YarrkovElias Yarrkov
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how to override left:0 using CSS or Jquery?
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answered Apr 11 '12 at 9:06
Jan HančičJan Hančič
48.2k1515 gold badges8787 silver badges9494 bronze badges
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BigDecimal - to use new or valueOf
...an be somewhat unpredictable. One might assume that writing new BigDecimal(0.1) in Java creates a BigDecimal which is exactly equal to 0.1 (an unscaled value of 1, with a scale of 1), but it is actually equal to 0.1000000000000000055511151231257827021181583404541015625. This is because 0.1 cannot be...
How to include “zero” / “0” results in COUNT aggregate?
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102
You want an outer join for this (and you need to use person as the "driving" table)
SELECT per...
UITableView load more when scrolling to bottom like Facebook application
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103
You can do that by adding a check on where you're at in the cellForRowAtIndexPath: method. This...
How to detect IE11?
...)
{
var ua = navigator.userAgent;
var re = new RegExp("MSIE ([0-9]{1,}[\\.0-9]{0,})");
if (re.exec(ua) != null)
rv = parseFloat( RegExp.$1 );
}
else if (navigator.appName == 'Netscape')
{
var ua = navigator.userAgent;
var re = new RegExp("Trident/.*rv:([0...
Add centered text to the middle of a -like line
I'm wondering what options one has in xhtml 1.0 strict to create a line on both sides of text like-so:
32 Answers
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How to get an enum which is created in attrs.xml in code
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101
There does not seem to be an automated way to get a Java enum from an attribute enum - in Java ...