The Repository Pattern is a structural pattern that abstracts and centralizes data access operations, providing a consistent and simplified interface for the application to interact with data sources. In essence, the Repository Pattern acts as a mediator or a middleman between the application’s business logic and the data storage, shielding the rest of the code…
Environment variables in JavaScript are a set of key-value pairs that can be used to store data outside of the JavaScript code. This data can be anything from API keys to database credentials. Environment variables are often used to keep sensitive data secret, as they are not stored in the code itself. We can import…
Sometimes you need to log Express response in order to see what your application responded with. Doing it for each route can be tedious. A better approach is to use a middleware. The middleware also gives you the flexibility to choose responses from which routes to log. When you have access to your response in…
Install ESLint and Prettier Many modern JavaScript Projects use ESLint with Prettier setup. While ESLint keeps the style in good shape, Prettier is used to autoformate the code. In this article we will show our approach to setting up a React project with ESLint and Prettier (AirBnB). Let’s create a project and name it eslint-prettier-airbnb…
In his GitHub book You Don’t Know JS Kyle Simpson talks about tagged template literals. In Front End Master course he also gives an example of a useful console logger tagged template literal shown below: Here is how to use the function above: Here’s the output: References You Don’t Know JS Frontend Masters course JavaScript:…
A simple setup with winston logger: