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Property getters and setters
...g to backup the computed property. Try this:
class Point {
private var _x: Int = 0 // _x -> backingX
var x: Int {
set { _x = 2 * newValue }
get { return _x / 2 }
}
}
Specifically, in the Swift REPL:
15> var pt = Point()
pt: Point = {
_x = 0
}
16> pt.x = 10...
JQuery: How to call RESIZE event only once it's FINISHED resizing?
...ant to fire a callback only after a delay, like the resize event, or else.
https://github.com/yckart/jquery.unevent.js
;(function ($) {
var methods = { on: $.fn.on, bind: $.fn.bind };
$.each(methods, function(k){
$.fn[k] = function () {
var args = [].slice.call(arguments...
How do I translate an ISO 8601 datetime string into a Python datetime object? [duplicate]
...EXCEPT for the dash indicating + or - utc offset for the timezone
conformed_timestamp = re.sub(r"[:]|([-](?!((\d{2}[:]\d{2})|(\d{4}))$))", '', timestamp)
datetime.datetime.strptime(conformed_timestamp, "%Y%m%dT%H%M%S.%f%z" )
If your system does not support the %z strptime directive (you see someth...
Returning JSON from a PHP Script
...l the way now:
$json = '{"jsonError":"unknown"}';
}
// Set HTTP response status code to: 500 - Internal Server Error
http_response_code(500);
}
echo $json;
?>
Then the receiving end should of course be aware that the presence of the jsonError property indicates an error cond...
How can you determine a point is between two other points on a line segment?
...def distance(a,b):
return sqrt((a.x - b.x)**2 + (a.y - b.y)**2)
def is_between(a,c,b):
return distance(a,c) + distance(c,b) == distance(a,b)
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Cannot read configuration file due to insufficient permissions
...rror being discussed in this thread you might face an authorization error "HTTP Error 401.3 - Unauthorized" as your next hurdle. To fix that if you have enabled anonymous authentication then change the anonymous user identity from "IUSR" (set as default by IIS) to Application pool identity. To get t...
Exporting a function in shell
... as they would if defined directly.
Some details on FPATH and autoload:
http://docstore.mik.ua/orelly/unix3/upt/ch29_13.htm
http://users.speakeasy.net/~arkay/216-7.4KshFunctions.html
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ActionBar text color
...
Won't build - ADT complains that it requires v13 or above (so ... won't work on most Android handsets :( )
– Adam
Feb 15 '13 at 12:31
...
Substitute multiple whitespace with single whitespace in Python [duplicate]
...ce characters that are combined.
To match unicode whitespace:
import re
_RE_COMBINE_WHITESPACE = re.compile(r"\s+")
my_str = _RE_COMBINE_WHITESPACE.sub(" ", my_str).strip()
To match ASCII whitespace only:
import re
_RE_COMBINE_WHITESPACE = re.compile(r"(?a:\s+)")
_RE_STRIP_WHITESPACE = re.co...
Vim: insert the same characters across multiple lines
...e (Ctrlv).
Press j three times (or 3j).
Press I (capital i).
Type in vendor_. Note: It will only update the screen in the first line - until Esc is pressed (6.), at which point all lines will be updated.
Press Esc.
An uppercase I must be used rather than a lowercase i, because the lowercase i is...