What are some tips for deploying a Node.js app on Heroku?
Here are some tips: 1. Use the right buildpack for Node.js. 2. Set environment variables for configuration. 3. Optimize your app for performance.
How do I set environment variables in Heroku?
You can set environment variables in Heroku using the CLI with the command heroku config:set VAR_NAME=value
.
What should I do if my app crashes on Heroku?
Check the logs using heroku logs --tail
to identify the issue. Common problems include memory limits or missing dependencies.
Can I use a database with my Node.js app on Heroku?
Yes, you can use databases like PostgreSQL or MongoDB. Heroku offers add-ons for easy integration.
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