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How to sort a NSArray alphabetically?
...is more specific.
In English, normally when we alphabetise, we ignore the word "the" at the beginning of a phrase. So "The United States" would be ordered under "U" and not "T".
This does that for you.
It would probably be best to put these in categories.
// Sort an array of NSStrings alphabeti...
Why does (0 < 5 < 3) return true?
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Don't worry about erickson. I misuses the word semantic too. :)
– Mateen Ulhaq
Nov 4 '10 at 22:48
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What do two question marks together mean in C#?
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Just because no-one else has said the magic words yet: it's the null coalescing operator. It's defined in section 7.12 of the C# 3.0 language specification.
It's very handy, particularly because of the way it works when it's used multiple times in an expression. An ex...
How may I align text to the left and text to the right in the same line?
...n on the first, that happens by default. This handles overlap perfectly by word-wrapping.
HTML
<table style="width: 100%;">
<tr><td>Left aligned stuff</td>
<td class="alignRight">Right aligned stuff</td></tr>
</table>
CSS
.alignRight {
f...
Benefits of prototypal inheritance over classical?
...to clone an object - delegation and concatenation. Henceforth I'll use the word "clone" to exclusively refer to inheritance via delegation, and the word "copy" to exclusively refer to inheritance via concatenation.
Enough talk. Let's see some examples. Say I have a circle of radius 5:
var circle =...
jQuery removeClass wildcard
...pted answer is correct, but idiomatically, I'd use \b which matches on any word boundary rather than the more wordy (^|\s). So, for example, to remove all classes consisting out of the word magic followed by a non-negative integer and only those, I'd match on /\bmagic\d+\b/.
–...
What does 'predicate' mean in the context of computer science? [duplicate]
...ne thing depends on another.
In computer science, we use this form of the word to describe conditional execution.
For instance, in CUDA programming, there are assembly instructions whose execution we can predicate (KATE) on a prior result. That is, you set a predicate (CAT) flag that, if true, ca...
What is the colon operator in Ruby?
...e during a session of ruby.
They are useful when you need to use the same word to represent different things
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JavaScript: replace last occurrence of text in a string
... @Ruth no prob! @TJ yes, indeed that's true: Ruth if you end up with "words" you're looking for that include the special characters used for regular expressions, you'd need to "escape" those, which as TJ says is a little tricky (not impossible though).
– Pointy
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Understanding implicit in Scala
...he compiler will look for such a method in the scope which has implicit keyword and takes a String as argument and returns an Int .
so
implicit def z(a:String):Int = 2
val x :String = "1"
val y:Int = x // compiler will use z here like val y:Int=z(x)
println(y) // result 2 & no error!
Impli...