Don't use localhost:3000, use your own custom domain
The article advocates replacing generic localhost:3000 URLs with custom local domains like dev.myproject.com for a more professional and manageable development environment. It explains how to set this up using the system's hosts file and a reverse proxy like Nginx to map domains to local ports. This method simplifies handling multiple projects and improves clarity when services need to communicate locally. The approach is especially useful for long-term projects and mimics real-world deployment setups.
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Don't use localhost:3000, use your own custom domain All the cool kids are doing it By Ibrahim Diallo Published 17 hours ago ~ 5 minutes read Fund this Blog After presenting a demo of how an internal tool works, I was flooded with questions. Not about the tool, but about why I had bought a domain just to run the demo. "Why didn't you use the staging server?" they asked. I was confused. I didn't buy a domain. I was running it locally. But instead of the URL being localhost:3002, it was a fully formed domain. www.internaltool.com. In fact, some people told me that they couldn't access the website on their devices. They thought I had to whitelist their IP to grant them access. To feel young again... Setting up a custom domain locally was common practice when I started web programming.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Ibrahim Diallo Blog.