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Category: Intermediate

Auto-Saving Forms Done Right 2/2 Implement a good auto-saving form using React Hooks

Auto-Saving Forms Done Right 2/2

Implement a good auto-saving form using React Hooks

Rhian Moraesby Rhian MoraesNovember 23, 2023April 11, 2024

Auto-Saving is a way to ensure that data provided in a form gets persisted without the need to click on “Send” or “Submit”. You might …

Exploring the Lean4 Language

Exploring the Lean4 Language

Sofia Rodriguesby Sofia RodriguesOctober 11, 2023April 11, 2024

As a tech enthusiast, I’ve always been interested in new concepts that new programming languages can provide us. My curiosity has often taken me into …

Lean4: Crafting in an Uncharted Territory Overcoming Challenges and Innovating

Lean4: Crafting in an Uncharted Territory

Overcoming Challenges and Innovating

Sofia Rodriguesby Sofia RodriguesSeptember 27, 2023April 11, 2024

Armed with an unknown weapon called Lean4, I ventured into an arena known as ‘Rinha de Backends‘, a challenge to determine (for fun) the fastest …

Enhancing User Experience with Dynamic iFrame Height Creating a cohesive user experience without visible indications of external sourcing.

Enhancing User Experience with Dynamic iFrame Height

Creating a cohesive user experience without visible indications of external sourcing.

Mateus Wildingby Mateus WildingJune 28, 2023April 11, 2024

In the realm of web development, iframes have long been an essential tool for integrating content from one website into another. Whether it’s by embedding …

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 …

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