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for each loop in Objective-C for accessing NSMutable dictionary
...every class that conforms to the NSFastEnumeration protocol (available on 10.5+ and iOS), though NSDictionary is one of the few collections which lets you enumerate keys instead of values. I suggest you read about fast enumeration in the Collections Programming Topic.
Oh, I should add however that ...
What goes into the “Controller” in “MVC”?
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edited Aug 23 '10 at 18:47
answered Jun 19 '09 at 0:16
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How to detect when cancel is clicked on file input?
... dialog.
– John Weisz
Sep 3 '17 at 10:48
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Prevent segue in prepareForSegue method?
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10 Answers
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JavaScript object: access variable property by name as string [duplicate]
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770
You don't need a function for it - simply use the bracket notation:
var side = columns['right']...
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari?
...scroll. In other words, if I set the window's scrollTop, it will remain at 0.
If, on the other hand, the keyboard is shown, scrolling suddenly works. So I can set scrollTop, immediately test its value, and then reset it. Here's how that might look in code, using jQuery:
$(document).ready(function(...
What is the behavior of integer division?
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190
Will result always be the floor of the division? What is the defined behavior?
Yes, intege...
Add border-bottom to table row
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edited Jul 21 at 6:06
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Should functions return null or an empty object?
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207
votes
Returning null is usually the best idea if you intend to indicate that no da...
How do you see recent SVN log entries?
...no idea why that is the default. If I wanted to read (or even could read) 300 entries on the terminal, I wouldn't mind typing svn log --full or something similar.
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