Advanced Promises in Javascript (Dataloader Pattern)

Hi there! In this post I want to show a possible scenario/problem that may appear in some applications and lay down the basics of the technique used to solve it. The first scenario The scenario we’re talking about is one in which there’s an application whose logic is so complex that some performance inefficiencies start …

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How to Implement Search By Color When All You Have is A Good Coffee

Hey there! Last week I started working on a rewrite of Shefa Products which is a wholesale merchandising e-commerce for Argentina. The rewrite is not only to move it from Angular.JS (version 1, do you remember it?) to Next.JS and the Adonis Framework, but also to be able to add features faster and get the …

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How to Implement Authentication in Next.JS to Protect your Routes

Before understanding the auth flow, we need to make clear the how NextJS works Understanding the 3 types of rendering First of all you need to understand how next js renders things. There are three main ways: Statically render the structure of the page when you compile your project in all the pages that don’t …

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How to create a SaaS and compete with the Big Players as a Solo Founder

Nowadays in the internet it is pretty well known that you should validate your product before you even start building it. However, if the product already exists, then the market is already validated for you. Therefore you can consider yourself in a low risk position. First and foremost, you don’t need to start educating people …

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