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Count characters in textarea
... know for sure.
<!DOCTYPE html>
<html>
<head>
<script src="http://code.jquery.com/jquery-1.5.js"></script>
<script>
function countChar(val) {
var len = val.value.length;
if (len >= 500) {
val.value = val.value.substrin...
Click button copy to clipboard using jQuery
...
Old, historical part of answer
Directly copying to the clipboard via JavaScript is not permitted by any modern browser for security reasons. The most common workaround is to use a Flash capability for copying to the clipboard that can only be triggered by a direct user click.
As mentioned already...
Read file data without saving it in Flask
...poraryFile() (as stated in the werkzeug documentation). In both cases your script will block until the entirety of uploaded file is received.
The easiest way to work around this that I have found is:
1) Create your own file-like IO class where you do all the processing of the incoming data
2) In ...
What is DOM Event delegation?
...is event delegation. Here's an example of it in practice:
<ul onclick="alert(event.type + '!')">
<li>One</li>
<li>Two</li>
<li>Three</li>
</ul>
With that example if you were to click on any of the child <li> nodes, you would see an...
Pure JavaScript Send POST Data Without a Form
... method without a form and without refreshing the page using only pure JavaScript (not jQuery $.post() )? Maybe httprequest or something else (just can't find it now)?
...
Difference between JSON.stringify and JSON.parse
...
JSON.stringify turns a JavaScript object into JSON text and stores that JSON text in a string, eg:
var my_object = { key_1: "some text", key_2: true, key_3: 5 };
var object_as_string = JSON.stringify(my_object);
// "{"key_1":"some text","key_2":tru...
From inside of a Docker container, how do I connect to the localhost of the machine?
... the container.
The alias will reset on every reboot so create a start-up script if necessary.
Solution and more documentation here: https://docs.docker.com/docker-for-mac/networking/#use-cases-and-workarounds
share
...
find -exec with multiple commands
...
It is critical, for this method, that the script passed to sh -c is in single quotes, not double. Otherwise $1 is in the wrong scope.
– Nick
Mar 27 '15 at 15:02
...
jQuery Validate - Enable validation for hidden fields
... outside doc ready will run BEFORE doc ready. Doc.ready will not wait for scripts outside of it to run. Nothing personal, but this isn't a reliable answer.
– AaronLS
Sep 9 '13 at 18:55
...
querySelector, wildcard element match?
... question, aka have RegEx-like matches with querySelector() in vanilla Javascript
Hoping the following will be useful & fit the OP's needs or everyone else's:
// basically, of before:
var youtubeDiv = document.querySelector('iframe[src="http://www.youtube.com/embed/Jk5lTqQzoKA"]')
// after ...