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What does curly brackets in the `var { … } = …` statements do?
...r with Python, it's similar to this syntax:
>>> a, (b, c) = (1, (2, 3))
>>> a, b, c
(1, 2, 3)
The first code chunk is shorthand for:
var {Hotkey: Hotkey} = require("sdk/hotkeys");
// Or
var Hotkey = require("sdk/hotkeys").Hotkey;
You can rewrite the second code chunk as:
let...
How to alias a table in Laravel Eloquent queries (or using Query Builder)?
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224
Laravel supports aliases on tables and columns with AS. Try
$users = DB::table('really_long_t...
Create a dictionary on a list with grouping
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edited Oct 3 '13 at 17:23
Dov
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answered Ju...
What is the fastest integer division supporting division by zero no matter what the result is?
... pushl %ebp
xorl %eax, %eax
movl %esp, %ebp
movl 12(%ebp), %edx
testl %edx, %edx
sete %al
addl %edx, %eax
movl 8(%ebp), %edx
movl %eax, %ecx
popl %ebp
movl %edx, %eax
sarl $31, %edx
idivl %ecx
ret
As this tur...
Twig: in_array or similar possible within if statement?
...|
edited Apr 30 '15 at 4:42
jake stayman
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answered Sep 18 '11 a...
setState vs replaceState in React.js
...t case.
If your current state is {a: 1}, and you call this.setState({b: 2}); when the state is applied, it will be {a: 1, b: 2}. If you called this.replaceState({b: 2}) your state would be {b: 2}.
Side note: State isn't set instantly, so don't do this.setState({b: 1}); console.log(this.state) w...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
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answered Aug 28 '09 at 21:52
RushyoRushyo
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...
ViewParam vs @ManagedProperty(value = “#{param.id}”)
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2 Answers
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What events does an fire when it's value is changed?
...35
alex
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answered Oct 15 '10 at 7:30
Jacob Relki...