We can do two things to make sure our input only takes numbers. — We can do two things to make sure our input only takes numbers. Either we can give input type as a number like this.

In our last article, we set up our demoProject. In this article, we will learn how to set up the database with our serverless application… — In our last article, we set up our demoProject. In this article, we will learn how to set up the database with our serverless application. The database we gonna use is MySQL and Sequelize ORM. Sequelize is a promise-based Node.js ORM for Postgres, MySQL, MariaDB, SQLite, and Microsoft SQL Server…

First of all, we need to install Serverless globally. — First of all, we need to install Serverless globally. Fire up a terminal window and run: npm install -g serverless We have just now installed the Serverless framework globally on our machine. The Serverless commands are now available to us from wherever in the terminal. …

Async/await — Async/await Whenever we are doing some sort of asynchronous operation like fetching data from an API or connecting to the database and accessing it we need to handle the code properly. Asynchronous Code can be handled using callback, promise-based approach or by using async/await Here we will handle asynchronous code…