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@property retain, assign, copy, nonatomic in Objective-C
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edited Oct 23 '11 at 20:02
answered Oct 21 '11 at 21:34
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What does the question mark and the colon (?: ternary operator) mean in objective-c?
... element (e.g. variable ?: anotherVariable) means the same as (valOrVar != 0) ? valOrVar : anotherValOrVar
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Skip List vs. Binary Search Tree
...th it to download the pdf as it has some very informative graphs on pages 50, 53, and 54.
Locking skip lists are insanely fast. They scale incredibly well with the number of concurrent accesses. This is what makes skip lists special, other lock based data structures tend to croak under pressure....
What are good examples of genetic algorithms/genetic programming solutions? [closed]
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+50
Not homework.
My first job as a professional programmer (1995) was writing a genetic-algorithm based automated trading system for S&a...
What's the _ underscore representative of in Swift References?
...allows you to call runAction without an external name.
Update for Swift 2.0
Function and method now work the same way in terms of local and external argument name declaration.
Functions are now called by using external parameter name by default, starting at 2nd parameter. This rule only applies t...
What are MVP and MVC and what is the difference?
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2020
Model-View-Presenter
In MVP, the Presenter contains the UI business logic for the View. All in...
Bootstrap 3 Navbar with Logo
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answered Oct 13 '14 at 5:20
MichaelMichael
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Retain cycle on `self` with blocks
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answered Dec 4 '10 at 8:14
Lily BallardLily Ballard
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Swift and mutating struct
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answered Jun 4 '14 at 11:10
eonileonil
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