Gatsby is a better choice if you have a static site. but if you want to build a more dynamic site then next comes to helps you. Next, can do both SSG/SSR.

Hm... I use the same stack but in the backend instead of express apollo, I am using NestJs with Prisma Graphql, and in the frontend instead of tailwind I use Chakra UI.

I have windows pc at home if I need to do heavy editings. I need Mackbook because I want to learn ios development and to edit videos while traveling. I am not going to edit 4k videos I can do that on pc. I just want to edit 1080p videos like coding tutorials etc.

I am going to work on some iOS apps (React Native) so Yes i need Mac.

Both Dev.to and Hashnode are great. But, as of now, dev.to has more members and resources. I don't prefer one over another but dev.to is big right now.

With the react hooks you can do most of the things Redux can do.

Let me be honest. I think Tik Tok sucks as a social media or network. Many people don't like it because of the content. But, if you want to develop an app like Tik Tok then go ahead there are so many challenges. Tik Tok handles a ton of traffic but you will never see any buffering videos or qualify loss that makes that app unique. As a developer, you might need to do things people don't like but it can make a lot of money choice is yours.

Yes, you should. Lazy loading is for improving the site's performance by loading the assets when it's needed using the different techniques.

can you please provide full app.js file

You have to use Switch. import { Switch } from 'react-router-dom' then wrap your router in Switch like below: <Switch> < Route path = "/" exact component = {Home} /> < Route path = "*" component = {NotFound} /> </ Switch >