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What is the aspnet_client folder for under the IIS structure?
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In the .NET 1.1 days and before, this folder provided ASP.NET with its JavaScript support for the validation controls and other functionality. If you don't have a .NET 1.1 site or older running it should be safe to delete it. I would rename it first to ensure it doesn't cause any problems.
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How do you access the matched groups in a JavaScript regular expression?
I want to match a portion of a string using a regular expression and then access that parenthesized substring:
22 Answers...
How to debug template binding errors for KnockoutJS?
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Define a bindingHandler once, somewhere in your JavaScript library files.
ko.bindingHandlers.debug =
{
init: function(element, valueAccessor)
{
console.log( 'Knockoutbinding:' );
console.log( element );
console.log( ko.toJS(valueAccessor(...
Prevent form submission on Enter key press
...and one radio button . When the enter key is pressed, I want to call my JavaScript function, but when I press it, the form is submitted.
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Bootstrap: How do I identify the Bootstrap version?
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You can also check the bootstrap version via the javascript console in the browser:
$.fn.tooltip.Constructor.VERSION // => "3.3.7"
Credit: https://stackoverflow.com/a/43233731/1608226
Posting this here because I always come across this question when I forget to include ...
When should I use Arrow functions in ECMAScript 6?
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A while ago our team migrated all its code (a mid-sized AngularJS app) to JavaScript compiled using Traceur Babel. I'm now using the following rule of thumb for functions in ES6 and beyond:
Use function in the global scope and for Object.prototype properties.
Use class for object constructors.
Us...
Changing the selected option of an HTML Select element
...t; elements. I want to use jQuery to check each option's value against a Javascript var . If one matches, I want to set the selected attribute of that option. How would I do that?
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Best practices for reducing Garbage Collector activity in Javascript
I have a fairly complex Javascript app, which has a main loop that is called 60 times per second. There seems to be a lot of garbage collection going on (based on the 'sawtooth' output from the Memory timeline in the Chrome dev tools) - and this often impacts the performance of the application.
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Is it possible to style html5 audio tag?
...r controls, but rolling your own controls and talking to the audio API via javascript.
Luckily, other people have already done this. My favorite player right now is jPlayer, it is very stylable and works great. Check it out.
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Avoid browser popup blockers
I'm developing an OAuth authentication flow purely in JavaScript and I want to show the user the "grant access" window in a popup, but it gets blocked.
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