Shield is an easy way to add authorization on GraphQL. It’s a library that helps you create a permission layer for your server. e.g Let’s suppose you need to create a layer where you want your APIs to be secured from unauthorized access i.e who is accessing what? Authorization plays…

Pagination is one of the common things that every backend dev has to perform on API whether it is REST or GraphQL. Pagination is the process of dividing the huge set of data into small pieces called pages. Let’s suppose you have 10,000 rows of posts in DB. You won’t…

In my previous blogs, I discussed setting up expressjs, middleware, and jwt token authentication. In this blog, I will be writing about connecting the express application with DB(Postgres) using the sequelize ORM library. Let’s get started. Prerequisites: Postgres DB (download it from here) expressjs application sequelize ORM package I won’t…

Authentication is one of the most important things for an application and JWT has become one of the best standards to make it possible. Authenticating is the process of determining who the user is. Every website or application has some sort of user involved and getting the logged-in user is…

In the previous blog, I explained about getting started with express.js in 2 min. In this blog, I will be explaining about express middlewares. Middleware is something that handles one of the most important business logic of any application whether it is related to authorization or authentication or logging or…

Express.js is a nodejs framework basically used to create a backend server for hosting APIs and can also be used for hosting files or serving them. In this blog, I will be telling you how to get started with express in a minimum amount of time and run your server…

GraphQl is a powerful query language for writing APIs, where front end can ask for the data they need rather than backend telling them the queries, frontend decide itself what they need and just call for it. Maintaining documentation and all in REST is quite difficult as compared to GraphQl…

I will be explaining majorly used react hooks in brief in this blog post. So without any delay, let’s get started: UseState: const [name, setName] = useState(""); Returns a stateful value and a function to update that value. Contains initial value as a parameter to it. Updating state -> setName(“Dk”) …

Blockchain is the future and no one can deny this fact. But in blockchain world, everything is public and there is no private world here but for some applications it become very difficult to hide sensitive data or data that they don’t want to be public at the same time…