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Can I change the viewport meta tag in mobile safari on the fly?
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I realize this is a little old, but, yes it can be done. Some javascript to get you started:
viewport = document.querySelector("meta[name=viewport]");
viewport.setAttribute('content', 'width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0');
Just change the parts ...
Detect changed input text box
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You can use the input Javascript event in jQuery like this:
$('#inputDatabaseName').on('input',function(e){
alert('Changed!')
});
In pure JavaScript:
document.querySelector("input").addEventListener("change",function () {
alert("Input Ch...
Make iframe automatically adjust height according to the contents without using scrollbar? [duplicat
... to decrease height.
Add this to <head> tag:
<script type="text/javascript">
function resizeIframe(obj){
obj.style.height = 0;
obj.style.height = obj.contentWindow.document.body.scrollHeight + 'px';
}
</script>
And add the following onload attribute to your iframe...
Why is extending native objects a bad practice?
...her code.
When it comes adding methods to the object and array classes in javascript, the risk of breaking something is very high, due to how javascript works. Long years of experience have taught me that this kind of stuff causes all kinds of terrible bugs in javascript.
If you need custom behavi...
Enter triggers button click
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I don't think you need javascript or CSS to fix this.
According to the html 5 spec for buttons a button with no type attribute is treated the same as a button with its type set to "submit", i.e. as a button for submitting its containing form. Sett...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
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This makes a lot of sense. If the browser doesn't allow JavaScript to override the Origin header, then there is no problem. If you're executing requests from outside the browser, you're not going to have the cookies. I guess I was confused because in all of the docs I was reading,...
CSS: Change image src on img:hover
...dummyimage.com/100x100/eb00eb/fff');
}
And if you think you can use some javascript code then you should be able to change the src of the img tag as below
function hover(element) {
element.setAttribute('src', 'http://dummyimage.com/100x100/eb00eb/fff');
}
function unhover(element) {
...
Get img thumbnails from Vimeo?
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In javascript (uses jQuery):
function vimeoLoadingThumb(id){
var url = "http://vimeo.com/api/v2/video/" + id + ".json?callback=showThumb";
var id_img = "#vimeo-" + id;
var script = document.createElement( 'scr...
jQuery get mouse position within an element
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I use this piece of code, its quite nice :)
<script language="javascript" src="http://code.jquery.com/jquery-1.4.1.js" type="text/javascript"></script>
<script language="javascript">
$(document).ready(function(){
$(".div_container").mousemove(function(e){
var ...
Can scripts be inserted with innerHTML?
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As zombat suggest, use a Javascript framework to load the external script, don't try to reinvent the wheel. JQuery makes this extremely easy, just include JQuery and call: $.getScript(url). You can also provide a callback function that will get execu...