Heroku Development Tutorials, Guides & Insights

• When you provision a PostgreSQL database on Heroku, it sets an environment variable called DATABASE_URL with the connection string for your database.
• This URI uses the format postgres://.

• SQLAlchemy (especially when using the psycopg2 driver for PostgreSQL) requires the URI to be in the format postgresql+psycopg2://.
• This prefix specifies the dialect (postgresql) and the driver (psycopg2) explicitly, which SQLAlchemy uses to establish the connection.

This command will display all the tables in the current schema.

When you're done, exit the psql interface by typing:

This will display a list of all the Heroku apps associated with your account.

Open your browser and go to dashboard.heroku.com.

Vercel, formerly known as Zeit, is a cloud platform designed specifically for hosting and deploying static websites and serverless functions. Vercel’s serverless architecture enables developers to deploy applications that automatically scale based on demand, without worrying about managing servers or infrastructure.

Vercel is particularly attractive for frontend developers using frameworks like Next.js or React. It integrates seamlessly with GitHub, providing continuous deployment features that make it easy to deploy changes as soon as they are pushed. Vercel’s strengths lie in its simplicity, speed, and the ability to handle static sites or lightweight applications effortlessly.

Log out from your Heroku account.

heroku create [app-name]