Posts tagged "backend"

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Programação Orientada a Objetos (POO): O que é e por que você precisa dominar isso?

Se você já ouviu falar de POO e ficou com aquela cara de "mais um conceito teórico chato", segura aí! Porque entender Programação Orientada a Objetos é um divisor de águas na vida de qualquer ...

16.03.2025 0 Read More

🚀 Object-Oriented Programming (OOP): The Game Changer for Developers!

Have you ever heard of OOP and thought, "Oh no, another boring theoretical concept"? Hold on! Understanding Object-Oriented Programming can be a game changer in any developer's career.Whether you're a...

16.03.2025 0 Read More

Why SimpleDateFormat throws java.lang.NumberFormatException

Introduction Recently, while fixing a DEFECT at work, I encountered a perplexing issue in the PREF environment. This defect never appeared during normal operations but consistently surfaced d...

16.03.2025 0 Read More

Optimizing Rust Performance with jemalloc

What is jemalloc? jemalloc is a modern memory allocator originally developed by Jason Evans for FreeBSD. Compared to traditional malloc, jemalloc was designed from the outset to reduce memory...

16.03.2025 0 Read More

From Slow Queries to Fast Responses: The Power of Connection Pooling

Introduction So, what is connection pooling? If you’re a backend developer working with databases, you've likely heard this term. You might have also come across advice on the internet sugg...

16.03.2025 0 Read More

SQL Interview questions and answers

SQL Interview Questions & Answers: 1. What is SQL?--> SQL (Structured Query Language) is used to store, retrieve, manage, and manipulate data in relational databases like MySQL, Postgr...

17.03.2025 0 Read More

Microservice Integration Testing a Pain? Try Shadow Testing

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17.03.2025 0 Read More

a site with a collection of utility tools

https://developer-playground.comI work as a backend engineer, and you know those simple but helpful features that you need when you're working? I'm collecting them and using them as a way to be more p...

18.03.2025 0 Read More

🚀 SOLID: O Guia Prático para Código Manutenível

Se você já trabalhou em projetos que pareciam fáceis no começo, mas com o tempo viraram um pesadelo de manutenção, provavelmente sofreu com código rígido, acoplado e difícil de escalar.Os pri...

18.03.2025 0 Read More

The Dark Side Of Using UUID as a Primary Key in MySQL

Using a UUID as a primary key in large tables may lead to performance issues, especially in terms of efficiency when inserting and modifying data. Below is a detailed analysis of the reasons behind th...

18.03.2025 0 Read More

Programação Orientada a Objetos (POO): O que é e por que você precisa dominar isso?

🚀 Object-Oriented Programming (OOP): The Game Changer for Developers!

Why SimpleDateFormat throws java.lang.NumberFormatException

Optimizing Rust Performance with jemalloc

From Slow Queries to Fast Responses: The Power of Connection Pooling

SQL Interview questions and answers

Microservice Integration Testing a Pain? Try Shadow Testing

a site with a collection of utility tools

🚀 SOLID: O Guia Prático para Código Manutenível

The Dark Side Of Using UUID as a Primary Key in MySQL

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