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jQuery - setting the selected value of a select control via its text description
I have a select control, and in a javascript variable I have a text string.
21 Answers
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What is cURL in PHP?
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in Javascript it same like you do ajax in your code. The different things with PHP you do synchronously while in Javascript you do aysnchronously.
– Faris Rayhan
Oct 20 '17 at 7:09
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Stopping scripters from slamming your website
... users (like CAPTCHAs).
Implemented fully on server-side. (no reliance on Javascript/Flash)
Serving up an older, cached page should be less performance intensive than a live page. You may actually decrease the load on your servers this way!
Drawbacks
Requires tracking some IP addresses
Requires...
Center/Set Zoom of Map to cover all visible Markers?
...s(bounds);
Documentation from developers.google.com/maps/documentation/javascript:
fitBounds(bounds[, padding])
Parameters:
`bounds`: [`LatLngBounds`][1]|[`LatLngBoundsLiteral`][1]
`padding` (optional): number|[`Padding`][1]
Return Value: None
Sets the viewport to conta...
Difference between SRC and HREF
...l entities like an image, a CSS file, a HTML file, any other web page or a JavaScript file.
15 Answers
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Create table with jQuery - append
...was that you were appending the tr to the div here_table.
Edit: Here is a JavaScript version if performance is a concern. Using document fragment will not cause a reflow for every iteration of the loop
var doc = document;
var fragment = doc.createDocumentFragment();
for (i = 0; i < 3; i++) {
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How to delete a localStorage item when the browser window/tab is closed?
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You can make use of the beforeunload event in JavaScript.
Using vanilla JavaScript you could do something like:
window.onbeforeunload = function() {
localStorage.removeItem(key);
return '';
};
That will delete the key before the browser window/tab is closed and p...
Chrome: timeouts/interval suspended in background tabs?
...ice workers and use the canvas API using a data-url. new Worker('data:text/javascript,(' + function myWorkerCode () { /*...*/ } + '()'). It's also a nice way to check if you have import expression support: try { eval('import("data:text/javascript,void 0")') } catch (e) { /* no support! */ }
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Ajax request returns 200 OK, but an error event is fired instead of success
...n"
In this case jQuery:
Evaluates the response as JSON and returns a JavaScript object. […]
The JSON data is parsed in a strict manner; any malformed JSON is
rejected and a parse error is thrown. […] an empty response is also
rejected; the server should return a response of null or {...
Call a function after previous function is complete
I have the following JavaScript code:
9 Answers
9
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