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Codeminer42’s Engineering Blog

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Category: Beginner

CodeTips#5: Debugging in Frontend Some tips and tools to debug your JavaScript code

CodeTips#5: Debugging in Frontend

Some tips and tools to debug your JavaScript code

Felipe Nolletoby Felipe NolletoSeptember 14, 2022September 4, 2024

Hello guys! When we are investigating errors or resolving a bug in our app, we all know the struggle of finding and fixing it. In …

A stylish guide to styled components #1

A stylish guide to styled components #1

Jonas Teixeiraby Jonas TeixeiraSeptember 7, 2022September 4, 2024

The relationship between developers and CSS is kind of weird. By the time we can have a good time making a drawing or some impressive …

CodeTips#4: Debugging Ruby applications

CodeTips#4: Debugging Ruby applications

Paty Bastosby Paty BastosAugust 24, 2022September 4, 2024

When our code is behaving unexpectedly, our first attempt is usually trying to understand why it happened, but just thinking about it might not be …

Adding a new technology or concept in your team (the correct way)

Adding a new technology or concept in your team (the correct way)

Felipe Richterby Felipe RichterJuly 20, 2022April 11, 2024

Sometimes when we are developing some chunks of code, we start to question why I am doing it this way? Should I do it in …

Integers overflow and underflow What happens if we go off the limits of a predetermined space?

Integers overflow and underflow

What happens if we go off the limits of a predetermined space?

douglas.marquesby douglas.marquesJune 8, 2022April 11, 2024

As we all should know already, memory is not an infinite resource despite looking like it. Given our current scenario where hardware is relatively cheap, …

Using Docker to instantiate local databases A minimalist guide on the Docker way of setting up local databases

Using Docker to instantiate local databases

A minimalist guide on the Docker way of setting up local databases

Pedro Ramosby Pedro RamosApril 13, 2022October 17, 2023

From tutorials to enterprise-level software, knowing how to set up a local database instance is a mandatory skill. You’ve probably had to go through tons …

CodeTips#3: How Specificity works in CSS

CodeTips#3: How Specificity works in CSS

Matheus Hahnby Matheus HahnMarch 30, 2022September 4, 2024

When working on web apps, at some point, you will need to overwrite styles from components to which you have no access to the CSS …

CodeTips#2: Clean code in JavaScript A beginner's approach

CodeTips#2: Clean code in JavaScript

A beginner's approach

Rafael Pierriby Rafael PierriMarch 23, 2022September 4, 2024

INTRODUCTION INTRODUCTION I believe the comic strip above sums it well: You write clean code mainly to understand yourself in the future. Not only that, …

A beginner’s personal journey into automated tests

A beginner’s personal journey into automated tests

Felipe Teixeiraby Felipe TeixeiraMarch 16, 2022April 11, 2024

Like many engineers, I landed into coding kind of by accident. I was programming alone and unsupervised for a decade and my work was mostly …

CodeTips#1: Exploring Hashes in Ruby

CodeTips#1: Exploring Hashes in Ruby

Luan Gonçalvesby Luan GonçalvesFebruary 23, 2022September 4, 2024

Hello, fellow readers! Before we can jump right in, we have an announcement! There is a new series of posts here in the blog: CodeTips! …

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