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What are these attributes: `aria-labelledby` and `aria-hidden`
...ributes are called as ARIA attribute states and model
aria-labelledby: Identifies the element (or elements) that labels the current element.
aria-hidden (state): Indicates that the element and all of its descendants are not visible or perceivable to any user as implemented
by the author....
How to pass event as argument to an inline event handler in JavaScript?
...
to pass the event object:
<p id="p" onclick="doSomething(event)">
to get the clicked child element (should be used with event parameter:
function doSomething(e) {
e = e || window.event;
var target = e.target || e.srcElement;
console.log...
How to read json file into java with simple JSON library
...
I have tried that but it did not work. Can you give me a code example
– billz
Jun 7 '12 at 8:22
3
...
Rendering JSON in controller
...r application as a Single Page Application (SPA) and you need your client-side JavaScript to be able to pull in additional data without fully reloading the page.
or
B) You are building an API that third parties will be consuming and you have decided to use JSON to serialize your data.
Or, possibl...
What to do with commit made in a detached head
...
how does one avoid detaching heads in the future?
– ycomp
Mar 4 '16 at 4:17
...
Why is using onClick() in HTML a bad practice?
...e, because it's not good for semantics. I would like to know what the downsides are and how to fix the following code?
10 A...
Naming returned columns in Pandas aggregate function? [duplicate]
...
Works, but gets rid of the grouped by column since its in level 0 :(
– Mugen
Feb 5 '17 at 6:09
4
...
jQuery .ready in a dynamically inserted iframe
...nction callIframe(url, callback) {
$(document.body).append('<IFRAME id="myId" ...>');
$('iframe#myId').attr('src', url);
$('iframe#myId').load(function() {
callback(this);
});
}
In dealing with iframes I found good enough to use load event instead of document ready e...
Use a normal link to submit a form
...this without some form of scripting to the best of my knowledge.
<form id="my_form">
<!-- Your Form -->
<a href="javascript:{}" onclick="document.getElementById('my_form').submit(); return false;">submit</a>
</form>
Example from Here.
...
When would you use a WeakHashMap or a WeakReference?
...s, because loading them from disk
is very expensive and you want to
avoid the possibility of having two
copies of the (potentially gigantic)
image in memory at once.
Because an image cache is supposed to
prevent us from reloading images when
we don't absolutely need to, you will
q...