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Best practices for overriding isEqual: and hash
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Start with
NSUInteger prime = 31;
NSUInteger result = 1;
Then for every primitive you do
result = prime * result + var
For objects you use 0 for nil and otherwise their hashcode.
result = prime * result + [var hash];
For booleans you use two di...
Null or default comparison of generic argument in C#
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13 Answers
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How do I create a custom Error in JavaScript?
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23 Answers
23
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How to Deal with Temporary NSManagedObject instances?
... much safer.
– Adrian Schönig
Sep 23 '13 at 22:28
7
This doesn't seem to work well with iOS 8, e...
Image width/height as an attribute or in CSS? [duplicate]
...rtuosiMedia
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PHP and MySQL - how to avoid password in source code? [duplicate]
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edited Apr 19 '13 at 17:30
Peter Mortensen
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What does it mean when a CSS rule is grayed out in Chrome's element inspector?
...eading) -http://commandlinefanatic.com/cgi-bin/showarticle.cgi?article=art033
Excerpt from the article
This [inheritance scenario] can occasionally create a bit of confusion, because defaulted
short-hand properties; figure 21 illustrates the defaulted short-hand
properties of the font prope...
Fixing slow initial load for IIS
...the first user to the site after some time to get an extremely long delay (30+ seconds).
7 Answers
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What is the best method to merge two PHP objects?
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439
If your objects only contain fields (no methods), this works:
$obj_merged = (object) array...
What is the Java ?: operator called and what does it do?
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answered Apr 28 '09 at 15:30
Michael Myers♦Michael Myers
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