What is the opposite of Object.freeze or Object.seal? Is there a function that has a name such as detach?...

Since the ECMA-262 specifications Javascript has gained the Object.freeze() method, which allows for objects, whose properties can not be changed, added or removed.  var obj = {'a':1, 'b:2'}; Object.freeze(obj); Object.isFrozen(obj);...

I have a simple javascript loop as you seen below:  function runCode() {     $("#sample-span").removeAttr("style");     for (var i = 0; i < 100000; i++) {         console.log(new Date());     }     $("#sample-span").toggleC...

Our Angular.js Web App sometimes freezes on iOS8 Safari. When this issue happens, the ng-click callback is not triggered. If you replace ng-click with a regular javascript onclick, it would work. It doesn't happen in Chrome on iOS8 devices.  Has...

At very first launch of my app from the home screen, everything works fine - no freezing.  When I use the app at a later time, suddenly when I tap it from the home screen, sometimes it will freeze for 5 seconds (i.e. just stays on the home screen), a...

I have tried so many solutions to freeze first column and header(which have multiple rows) but in every solution i have to user custom css (css according to solutions).  In my case I cannot change my previous css. I want code in which on div scroll I...

I build this http://ipl.janstudt.de/ website which is supposed to run on the iPad (it does) and in Google Chrome. In Chrome (on Win 7 64bit), after a seemingly random time of a few minutes, the browser freezes. Also, sometimes when I click the "R...

I need to freeze an object/array so it cannot be mutated in any way. Object.freeze() is almost perfect:  const arr = []; const obj = { foo: "bar" }; let frozenArr = Object.freeze(arr); let frozenObj = Object.freeze(obj);  // Uncaught TypeErro...

I execute user-provided javascript code inside iframes. It is possible that the executed code was submitted by a different user, so it needs to be sandboxed as much as possible. The sandbox attribute on the iframe helps a great deal, as does using a...

This is hard to debug because there is no activity in the chrome performance debugger when this freeze happens. A ScrollView still scrolls so it's not Android that's lagging. On the other hand, the Perf Monitor still shows 60fps for JS and it...