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How can I handle time zones in my webapp?
...p 1. Use the Geolocation of the user using the Geolocation API
window.onload = getMyLocation;
function getMyLocation() {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition(displayLocation);
} else {
alert("Oops, no geolocation supp...
TypeScript with KnockoutJS
...val(() => this.utcTime(new Date().toUTCString()), 500);
}
}
window.onload = () => {
// get a ref to the ko global
var w: any;
w = window;
var myKO: any;
myKO = w.ko;
var el = document.getElementById('content');
myKO.applyBindings(new GreeterViewModel(myKO), el...
CSS filter: make color image with transparency white
...tContext("2d");
var img = new Image;
//wait for the image to load
img.onload = function() {
//Draw the original image so that you can fetch the colour data
ctx.drawImage(img,0,0);
var imgData = ctx.getImageData(0, 0, canvas.width, canvas.height);
/*
imgData.data i...
Can I run javascript before the whole page is loaded?
...
Or put it all in a function and put it in <body onload="doIt()>".
– Justin Liu
May 31 at 18:54
...
how to draw smooth curve through N points using javascript HTML5 canvas?
...ow.getComputedStyle(document.body).height);
}
window.onload = window.onresize = setCanvasSize();
function mousePositionOnCanvas(e) {
var el=e.target, c=el;
var scaleX = c.width/c.offsetWidth || 1;
var scaleY = c.height/c...
Is either GET or POST more secure than the other?
... to a website that you control (enough to have javascript). Doing <body onload="document.getElementById('a').submit()"><form id="a" action="http://example.com/delete.php" action="post"><input type="hidden" name="id" value="12"></form> isn't really that hard to submit a post s...
ReactJS: Modeling Bi-Directional Infinite Scrolling
...but it's really worth it.
If you can't know the size in advance, then add onload listeners to your image and when it is loaded then measure its displayed dimension and update the stored row height and compensate the scroll position.
Jumping at a random element
If you need to jump at a random elem...
What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
...ly loaded documents: It’s a good idea to add your JavaScript in a window.onload or similar event as IE doesn’t support many operations in partially loaded documents.
Differing attributes: In CSS, it's elm.style.styleFloat in IE vs elm.style.cssFloat in Firefox. In <label> tags the for attr...
How do I implement __getattribute__ without an infinite recursion error?
... instead, it works:
class D(object):
def __init__(self):
self.test=20
self.test2=21
def __getattribute__(self,name):
if name=='test':
return 0.
else:
return object.__getattribute__(self, name)
This works because object (in this examp...
Apply CSS Style to child elements
...
This code "div.test th, td, caption {padding:40px 100px 40px 50px;}" applies a rule to all th elements which are contained by a div element with a class named test, in addition to all td elements and all caption elements.
It is not the sam...