February 2026
Intermediate to advanced
268 pages
8h 35m
Portuguese (Portugal, Brazil)
Content preview from O engenheiro de software eficaz (Portuguese Edition)
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Capítulo 2. Entendendo os fundamentos ( foco em níveis júnior a intermediário)
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No início da carreira (normalmente correspondente a cargos de nível júnior e intermediário, às vezes designados como L3–L4 em grandes empresas de tecnologia, ou aproximadamente zero a quatro anos de experiência, dependendo da organização), a eficácia vem da excelência técnica e de bons hábitos de engenharia. Ao entender as habilidades fundamentais — escrever código limpo, depurar com eficácia, testar, usar controle de versão e design básico — você se prepara para entregar resultados confiáveis e aprender mais rápido. Este capítulo aborda esses fundamentos e por que eles são importantes.
Código limpo, sustentável e legível
O código é lido com muito mais frequência do que é escrito. Você ou outra pessoa manterá esse código por anos. Se ele for desleixado ou pouco claro, essa manutenção será lenta e propensa a erros. Código limpo — código que é fácil de entender, modificar e manter — é um multiplicador de força, pois acelera o trabalho de todos que trabalham com ele. O código limpo cria um ambiente transparente, onde os bugs são óbvios e a velocidade de desenvolvimento permanece alta para todos na equipe. O termo “código limpo” foi popularizado por Robert C. Martin (Uncle Bob) em seu influente livro de mesmo nome (Clean Code [Pearson]) e se refere a um código que se lê quase como uma ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.