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Why would iterating over a List be faster than indexing through it?
...o print the value of each element, if I write this:
for(int i = 0; i < 4; i++) {
System.out.println(list.get(i));
}
what happens is this:
head -> print head
head -> item1 -> print item1
head -> item1 -> item2 -> print item2
head -> item1 -> item2 -> item3 print ...
Why are Objective-C delegates usually given the property assign instead of retain?
...
4 Answers
4
Active
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How to generate random SHA1 hash to use as ID in node.js?
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4 Answers
4
Active
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Is python's sorted() function guaranteed to be stable?
...
Alex MartelliAlex Martelli
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What do (lambda) function closures capture?
...ers[i] = (lambda b: lambda a: b + a)(i)
...
>>> adders[1](3)
4
>>> adders[2](3)
5
The scope here is created using a new function (a lambda, for brevity), which binds its argument, and passing the value you want to bind as the argument. In real code, though, you most likely w...
What is the difference between self::$bar and static::$bar in PHP?
...ch may not be what you intend:
class Foo
{
protected static $bar = 1234;
}
class Bar extends Foo
{
protected static $bar = 4321;
}
When you call a method via static, you're invoking a feature called late static bindings (introduced in PHP 5.3).
In the above scenario, using self will res...
What happens to global and static variables in a shared library when it is dynamically linked?
...Mikael Persson
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5
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How to pass the values from one activity to previous activity
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244
To capture actions performed on one Activity within another requires three steps.
Launch the s...
How to make Git pull use rebase by default for all my repositories?
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answered Dec 20 '12 at 14:45
Parker CoatesParker Coates
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