What problem does this feature solve?

It would allow us to use numbers which is larger than MAX_SAFE_INTEGER.

What does the proposed API look like?

In HTML, {{BigInt("100")}}, {{100n}}, {{2n * 50n}} or {{50n + 50n}} should show "100" (it can be just simply string by using .toString()) at frontend.
At the moment using BigInt in "Mustache" syntax just throw error.
Sure, backu

React extension version: 4.4.0

Steps To Reproduce

1. Install Firefox 72.0.2x64
2. Go to Discordapp.com

The current behavior

Extension reports: "This page does not appears to be using React"

The expected behavior

React is detected (just like it is currently in Chrome/Chromium)

Environment

Mac OS 10.15.3, Chrome 80.0.3987.122, Vue 2.5

Reproduction link

https://jsfiddle.net/nLkrdwc5/

Steps to reproduce

Add 'tree' property to 'columns' data, refresh (the feature should appear), nothing changes

What is expected?

TreeData feature should be displayed:
https://www.iviewui.com/components/table-en#TreeData

W

Reproduction:
Go to https://mdbootstrap.com/docs/jquery/components/pagination/ , check the generated html code for one of the pagination expamples, there are two "waves-effect" in a element class.

<li class="page-item"><a class="page-link waves-effect waves-effect">2</a></li>

This is frequently asked question about the cascader component. Adding a FAQ section would help more users who have the same problem.

https://stackoverflow.com/questions/60320913/ng-zorro-cascader-lazy-load-data-nzloaddata-function-got-this-undefined/60928983#60928983