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How to clear/remove observable bindings in Knockout.js?
....each(function () {
$(this).unbind();
});
// Remove KO subscriptions and references
if (remove) {
ko.removeNode($node[0]);
} else {
ko.cleanNode($node[0]);
}
};
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Dismissing a Presented View Controller
...oller that adopts the protocol can dismiss the view in it's own way. (ipad vs iphone, or passing different data when dismissing from different views, calling different methods when dismissing, etc..)
Edit:
So, to clarify, if all you ever want to do is dismiss the view, I see no need to setup the d...
JavaScript: how to change form action attribute value based on selection?
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Simple and easy in javascipt
<script>
document.getElementById("selectsearch").addEventListener("change", function(){
var get_form = document.getElementById("search-form") // get form
get_form.action = '/search/' + this.value; // assign val...
Detect IF hovering over element with jQuery
...nt answer by "allicarn" shows it's possible to use :hover as CSS selector (vs. Sizzle) when you prefix it with a selector $($(this).selector + ":hover").length > 0, and it seems to work!
Also, hoverIntent plugin mentioned in a another answer looks very nice as well.
Edit 2 (September 21, 2013):...
Test if string is a guid without throwing exceptions?
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community wiki
2 revs, 2 users 67%No Refunds No Returns
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How do I create a round cornered UILabel on the iPhone?
...s is slow for scrolling/animation. If you set the layer's background color vs the view that's enough in conjunction with the layer's cornerRadius on 7.1 (where it would have stopped working with only cornerRadius).
– Aaron Zinman
Jul 4 '14 at 21:16
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How can I determine if a variable is 'undefined' or 'null'?
...ional JS, it's taken for granted that type equality and the behavior of == vs === is understood. Therefore we use == and only compare to null.
Edit again
The comments suggesting the use of typeof are simply wrong. Yes, my solution above will cause a ReferenceError if the variable doesn't exist. ...
Firefox Web Console Disabled?
...
Here is a JavaScript workaround I used to restore console API after it was set to empty function by a script on the page (works in Firefox 46, tested in Firebug and in greasemonkey script):
function restoreConsole() {
var i = document...
Any tools to generate an XSD schema from an XML instance document? [closed]
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In VS2010 if you load an XML file into the editor, click the XML menu >> Create Schema.
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How to use clock() in C++
... QueryPerformanceCounter (QPC). std::chrono is implemented using it (since VS2015, if you use that), but it is not accurate to the same degree as using QueryPerformanceCounter directly. In particular it's claim to report at 1 nanosecond granularity is absolutely not correct. So, if you're measuring ...