By creating an instance of IActiveScript on the basis of CLSID "{16d51579-a30b-4c8b-a276-0ff4dc41e755}" (as described here), we get IE9's JavaScript engine, which works in a Quirks mode. Unfortunat...

In JavaScript, a commonly touted principle for good performance is to avoid changing the shape of an object. This makes me wonder, is this class Foo { constructor() { this.bar = undefined; } ...

I have an issue in a non production environment in Internet Explorer 11 where window.location.origin is undefined. However, in the production environment this value actually returns window.location...

[I have Edited my question to narrow down the scenario to only Node.js. Please Re-Open it. It is a helpful question and Proper answers might come in future and not sooner as ChakraCore is sti...

There are now several forks of nodejs and some of them support JavaScript engines other than Google's V8 engine. For my node code to see which JS engine it is running under, what is currently the ...

Microsoft may (actually I think it will) in the future release the IE10 Chakra (JScript engine) as a stand alone module, like google V8 JavaScript Engine. The question is: will the engine accessi...

Using .NET, I can write an app that hosts a scripting engine that complies with Microsoft's IActiveScript conventions. This includes JScript and VBScript from Microsoft, and also PerlScript, RubySc...

In Chrome, you can increase the stack trace depth by setting a flag at runtime (using --js-flags="--stack-trace-limit <value>"), or through the console (using Error.stackTraceLimit), explaine...

The new JavaScript engine takes advantage of multiple CPU cores through Windows to interpret, compile, and run code in parallel. - http://technet.microsoft.com/en-us/library/gg699435.aspx and The...

I want this for some conditional compilation code that will run in all IE's less than IE9.