If you're referring to specific language features that are available to Java or C++ that are not available to JavaScript, it would be a very long list of detailed things like C++ templates and ...

The 4 most hated programming languages: Experts pile on Javascript ... C++ ends up to limit yourself to all the things that are basically available in C.’ This means that C++ code is often ...

Its top 10 were JavaScript, Python, Java, PHP, C#, CSS, C++, TypeScript ... number of contributors was Microsoft's cross-platform code editor VS Code, which had 19,800 contributors, followed ...