https://github.com/trekhleb/javascript-algorithms/blob/master/src/algorithms/sets/cartesian-product/cartesianProduct.js#L8

I think it makes more sense to return an empty array

// invalid input return null or throw an error
if (!setA || !setB) {
    return null;
}
if (!setA.length || !setB.length) {
    return []; 
}
// or do nothing since the for loop will not trigger anyway

必须先将通过STable创建的表先删除，然后才能删除超级表。当级联表很多时就麻烦了，除非写代码来删除。

A description is incomplete. It should mention:

These patterns are not competing, but complementing each other. To achieve availability, one needs both fail-over and replication.

right after

"There are two main patterns to support high availability: fail-over and replication. "

Below is a list of failing links in our Farsi lists
You can help improve this repo by resolving the problems.

A failing link may be a website or resource that has disappeared. You can submit a PR

• removing the link (maybe the resource is obsolete.)
• correcting the link (sometimes things move)
• replacing the link (make sure the link is authorized, or the resource is open-licensed). Ofte

Perhaps the most useful command: EOF. No need to use "exit" / "logout" ever again, works in anything using deadline, any shell, and things like cat when using it to create files cat - > file.

What roadmap is this issue about?

• Frontend Roadmap
• Backend Roadmap
• DevOps Roadmap
• All Roadmaps

What is this issue about?

• D

Hi, I'm a starter and trying to learn how to customize or modify my own mediapipe line. I used Neural Networks to train landmarks which extract from mediapipe. Is there any way I can put my trained model back to mediapipe to implementing real-time gesture recognition？Thanks for your help.

Describe the bug

After following the instructions for enabling shell completion I still can’t get the completion functionality to work. I’ve tried both the eval and Homebrew options. I’m on Mac OS 10.15.4 using zsh with Oh My Zsh and gh version 0.6.2.

Steps to reproduce the behavior

1. Add the Homebrew completion [snippet](https://do

Given the immense popularity of Docker and the need to harden it different per platform (see ideas below) - we'd like to start writing a Docker best practices section.

You're welcome to contribute ideas and write best practices - writing and brainstorming will people is an amazing way to deepen your Docker understanding.

At first, we want to collect ideas for best practices, solidify a list