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How to check if click event is already bound - JQuery
...led "handler". I modified it to use a simple for statement and checked for string equivalence, what I'm assume inArray did. for (var i = 0; i < data.length; i++) { if (data[i].handler.toString() === fn.toString()) { return true; } }
– Robb Vandaveer
Jan 10 '...
Array.push() if does not exist?
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For an array of strings (but not an array of objects), you can check if an item exists by calling .indexOf() and if it doesn't then just push the item into the array:
var newItem = "NEW_ITEM_TO_ARRAY";
var array = ["OLD_ITEM_1", "OLD_I...
input type=“text” vs input type=“search” in HTML5
...x in iTunes or some other app). Currently, it's there so that YOU can add extra functionality/presentation by knowing it's a search box.
– Norguard
Jul 21 '12 at 15:07
40
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What is the difference between atan and atan2 in C++?
...ple values is (-pi,pi] but atan2 has the range [-pi,pi] so it includes one extra value -pi from another branch due to atan2(-0.0,x) for x<0.
– Z boson
Jul 2 '15 at 11:27
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How to display all methods of an object?
...as the
following properties:
• Built-in
objects such as Math, String, Date,
parseInt, etc. These have attributes {
DontEnum }.
• Additional host defined
properties. This may include a
property whose value is the global
object itself; for example, in the
HTML document obj...
Replace part of a string with another string
Is it possible in C++ to replace part of a string with another string?
15 Answers
15
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Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
... I do not know why it's so much slower. One possibility is that marshaling strings from native to Java may be faster on Android than native to C# is on Xamarin.
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How can I convert string date to NSDate?
I want to convert "2014-07-15 06:55:14.198000+00:00" this string date to NSDate in Swift.
18 Answers
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How do I write JSON data to a file?
...on.dump writes to a file or file-like object, whereas json.dumps returns a string.
– phihag
Aug 13 '15 at 20:58
27
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How to detect if app is being built for device or simulator in Swift
...R_DEVICE_NAME"] != nil;
} else {
return [[self model] isEqualToString:@"iPhone Simulator"];
}
}
@end
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