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Category: Intermediate

Implementing high-performance multiple sort-rules query in SQL Here I will talk how to execute multiples order rules according to the row index in the same query

Implementing high-performance multiple sort-rules query in SQL

Here I will talk how to execute multiples order rules according to the row index in the same query

Felipe Nolletoby Felipe NolletoJune 16, 2023July 4, 2023

Hello everyone! I will talk about SQL in this article, more precisely on how to have two completely different order rules for your returning records …

LocalStorage and Cookies under the hoodies Explaining why they're not concurrent

LocalStorage and Cookies under the hoodies

Explaining why they're not concurrent

Alencar Oliveiraby Alencar OliveiraMay 24, 2023September 4, 2024

It is usual, as developers, to use tools that we don’t entirely understand. Web storage on browsers and cookies are examples of things we use …

Increase Performance with Sidekiq and Redis How about using asynchronous services to improve your system performance

Increase Performance with Sidekiq and Redis

How about using asynchronous services to improve your system performance

Fabricio Albarnazby Fabricio AlbarnazMarch 31, 2023

We know that performance is one of the biggest factors that drive a system to success. But even using the most optimized algorithms, some tasks …

A/B Testing – Slightly different but the same A small introduction to this huge world called A/B testing

A/B Testing – Slightly different but the same

A small introduction to this huge world called A/B testing

Isaias Carvalhoby Isaias CarvalhoMarch 15, 2023April 11, 2024

Remember when you went to the grocery store, and the employees had placed everything in a different layout since your last visit? You’ve just been …

Making a Full-Stack App with Vue, Vite and Express that supports Hot Reload Creating an app in a single repository without compromising on Developer Experience

Making a Full-Stack App with Vue, Vite and Express that supports Hot Reload

Creating an app in a single repository without compromising on Developer Experience

Rhian Moraesby Rhian MoraesMarch 2, 2023February 5, 2024

Introduction With each passing day, web applications are becoming more and more reactive. JavaScript front-end frameworks are designed for this particular purpose. However, it is …

Dependency injection in React with some Context Implementing container using context API as Dependency Injection Tool

Dependency injection in React with some Context

Implementing container using context API as Dependency Injection Tool

Alencar Oliveiraby Alencar OliveiraFebruary 15, 2023May 26, 2023

Dependency injection is a technique used to remove interdependencies between two components of an application, but for some reason, it’s not commonly used in React …

A microfrontend for non-propitious environments

A microfrontend for non-propitious environments

Gabriel Belgamoby Gabriel BelgamoFebruary 9, 2023May 26, 2023

When we work on big projects a common path is to split it into separate codebases to make management easier. A modern and kind of …

Alternative for low-end machines to develop mobile applications

Alternative for low-end machines to develop mobile applications

Bruno Viveirosby Bruno ViveirosFebruary 1, 2023May 26, 2023

A few days ago, I was suffering while trying to develop new features for a react-native app due to my machine not being powerful enough. …

Mastering Git workflow – Part 2/2 Handling interruptions elegantly using git-worktree

Mastering Git workflow – Part 2/2

Handling interruptions elegantly using git-worktree

Edy Silvaby Edy SilvaJanuary 17, 2023May 26, 2023

In our last post about git, we discussed the git-stash command. We thought of a situation where we get interrupted to work on more urgent …

Using Mapbox to plan a city: a use case

Using Mapbox to plan a city: a use case

Felipe Richterby Felipe RichterJanuary 11, 2023July 4, 2023

We all know how maps are important. They are always there. Maps, since thousands of years ago, have been an essential way of extracting information. …

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