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Negative list index? [duplicate]
... literally means the element prior to n[0] and is fine if n points into an array - even if it's more normally a bug. [dlang.org/d-array-article.html](Slicing in D) is an interesting take on memory-safe slicing in a native language including from-right notation.
– John McFarlane...
jQuery - replace all instances of a character in a string [duplicate]
...t;= 100; i++) { str = str.replace(/"_0x69b9[" + i.toString() + "]"/g, _array[i]); }
– SalmanShariati
Jan 15 '15 at 10:11
1
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How to deal with floating point number precision in JavaScript?
...? 1 : Math.pow(10, parts[1].length);
}
return function() {
return Array.prototype.reduce.call(arguments, function (prev, next) { return prev === undefined || next === undefined ? undefined : Math.max(prev, _shift (next)); }, -Infinity);
};
})();
Math.a = function () {
var f = _cf.apply...
Replace a value if null or undefined in JavaScript
...ue but the first value that can be converted to true.
Additionally use an array of objects instead of one single object:
var options = {
filters: [
{
name: 'firstName',
value: 'abc'
}
]
};
var filter = options.filters[0] || ''; // is {name:'firstNa...
How to execute a java .class from the command line
...at your main method has an incorrect signature - it should be taking in an array of String objects, rather than just one:
public static void main(String[] args){
Once you've changed your code to take in an array of String objects, then you need to make sure that you're printing an element of the ...
String.Join method that ignores empty strings?
The VB.NET method String.Join(separator, stringArray) is similar to PHP's implode, but any null elements in the array are replaced with an empty string, so thatc:
...
How can I get the current stack trace in Java?
...
You can use Thread.currentThread().getStackTrace().
That returns an array of StackTraceElements that represent the current stack trace of a program.
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How to compare versions in Ruby?
...
class Version < Array
def initialize s
super(s.split('.').map { |e| e.to_i })
end
def < x
(self <=> x) < 0
end
def > x
(self <=> x) > 0
end
def == x
(self <=> x) == 0
end
end
p [V...
Has Facebook sharer.php changed to no longer accept detailed parameters?
...ver, such as php-sdk/
require_once('php-sdk/facebook.php');
$config = array(
'appId' => 'YOUR_APP_ID',
'secret' => 'YOUR_APP_SECRET',
'allowSignedRequest' => false // optional but should be set to false for non-canvas apps
);
$facebook = new Facebook($config);
$user_...
throw Error('msg') vs throw new Error('msg')
...
Error does act like a factory, like some other native constructors: Array, Object, etc. all check something like if (!(this instanceof Array)) { return new Array(arguments); }. (But note that String(x) and new String(x) are very different, and likewise for Number and Boolean.)
That said, in ...