Articles on software development, architecture, .NET, Kubernetes, and technologyhttps://blog.dyegomaas.com.br/enhttps://blog.dyegomaas.com.br/en/posts/mil-brinquedos-para-quebrar/https://blog.dyegomaas.com.br/en/posts/mil-brinquedos-para-quebrar/How AI agents can amplify developer creativity by taking over mechanical tasks and making room for creative work.Tue, 27 Jan 2026 00:00:00 GMTAIDevelopmenthttps://blog.dyegomaas.com.br/en/posts/ai-spec-driven-development/https://blog.dyegomaas.com.br/en/posts/ai-spec-driven-development/Learn how AI Spec-Driven Development tackles Context Drift and raises the quality of AI-assisted development with Kiro and agentic IDEsSun, 27 Jul 2025 00:00:00 GMTAugmented CodingAIhttps://blog.dyegomaas.com.br/en/posts/tirando-maximo-vibe-coding/https://blog.dyegomaas.com.br/en/posts/tirando-maximo-vibe-coding/Why is Vibe Coding amazing, yet not enough to build professional-grade software?Sat, 12 Jul 2025 00:00:00 GMTDevelopmentAIhttps://blog.dyegomaas.com.br/en/posts/testes-dotnet-testcontainers/https://blog.dyegomaas.com.br/en/posts/testes-dotnet-testcontainers/In this article I show how to use the testcontainers library to set up your tests' external dependencies, such as databases and message brokers, in a simple and reliable wayTue, 03 Jan 2023 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/code-coverage/https://blog.dyegomaas.com.br/en/posts/code-coverage/Is Code Coverage a useful metric? Is it worth chasing 100% coverage? Does high code coverage guarantee quality? In this article I explore these and other questions.Thu, 03 Feb 2022 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/atualizando-basic-computer-games/https://blog.dyegomaas.com.br/en/posts/atualizando-basic-computer-games/In this post, I introduce the project to update the BASIC Computer Games book to new programming languages, explain how to take part, and share some of my experience porting the game Life to C#.Sat, 15 Jan 2022 00:00:00 GMTProgramminghttps://blog.dyegomaas.com.br/en/posts/artigo-visualizando-centenas-projetos-com-gource/https://blog.dyegomaas.com.br/en/posts/artigo-visualizando-centenas-projetos-com-gource/Learn how to visualize the work of hundreds of people across hundreds of Git repositories with Gource.Wed, 29 Dec 2021 00:00:00 GMTTutorialhttps://blog.dyegomaas.com.br/en/posts/artigo-posicionamento-variaveis/https://blog.dyegomaas.com.br/en/posts/artigo-posicionamento-variaveis/In this article, I present an intuitive way to decide where to declare each local variable in a method, one that's also easy to teach to people learning clean code.Wed, 03 Nov 2021 00:00:00 GMTClean Codehttps://blog.dyegomaas.com.br/en/posts/artigo-melhor-e-pior-tipos-teste-para-microservicos/https://blog.dyegomaas.com.br/en/posts/artigo-melhor-e-pior-tipos-teste-para-microservicos/Which kinds of tests should we avoid in microservices, and which should we adopt? This article explores a question that matters a lot for a healthy project.Wed, 13 Oct 2021 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/artigo-test-builders-com-foreverfactory/https://blog.dyegomaas.com.br/en/posts/artigo-test-builders-com-foreverfactory/In this article, I introduce ForeverFactory, an open-source library I wrote to make creating objects for tests easier.Wed, 11 Aug 2021 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/artigo-como-adicionar-source-link-pacote-nuget/https://blog.dyegomaas.com.br/en/posts/artigo-como-adicionar-source-link-pacote-nuget/In this article, I explore in detail how to add Source Link support to a library published on NuGet.Wed, 04 Aug 2021 00:00:00 GMTProgramminghttps://blog.dyegomaas.com.br/en/posts/artigo-como-depurar-com-source-link/https://blog.dyegomaas.com.br/en/posts/artigo-como-depurar-com-source-link/What's the most practical way to debug a NuGet package's code? In this article, I show how to use Source Link to build a solid, practical debugging experience.Wed, 28 Jul 2021 00:00:00 GMTProgramminghttps://blog.dyegomaas.com.br/en/posts/artigo-versionamento-semantico-com-minver/https://blog.dyegomaas.com.br/en/posts/artigo-versionamento-semantico-com-minver/In this article, I show how to use MinVer to version .NET project assemblies. To illustrate, I walk through how I set up the release flow of my open-source library ForeverFactory with MinVer-based versioning.Wed, 09 Jun 2021 00:00:00 GMTProgramminghttps://blog.dyegomaas.com.br/en/posts/artigo-criando-um-gerador-microservicos-com-replicante/https://blog.dyegomaas.com.br/en/posts/artigo-criando-um-gerador-microservicos-com-replicante/Looking for a simple way to build a microservice generator? In this article I show how to use the Replicante tool to do it.Wed, 21 Apr 2021 00:00:00 GMTToolshttps://blog.dyegomaas.com.br/en/posts/artigo-construindo-um-time-que-nao-tem-medo-de-aprender-e-ensinar/https://blog.dyegomaas.com.br/en/posts/artigo-construindo-um-time-que-nao-tem-medo-de-aprender-e-ensinar/In this article, I share the strategy my team used to quickly level up a diverse team, mostly new to tech, to work with a modern and complex tech stack, with surprising resultsWed, 14 Apr 2021 00:00:00 GMTTeam Buildinghttps://blog.dyegomaas.com.br/en/posts/artigo-tilt/https://blog.dyegomaas.com.br/en/posts/artigo-tilt/In this article, I give an overview of how Tilt can speed up the development loop of Kubernetes apps using a local K8s cluster.Wed, 24 Feb 2021 00:00:00 GMTKuberneteshttps://blog.dyegomaas.com.br/en/posts/artigo-criando-um-cluster-k8s-local-com-kind/https://blog.dyegomaas.com.br/en/posts/artigo-criando-um-cluster-k8s-local-com-kind/In this article, I show how to create a Kubernetes cluster for local development using the Kind and ctlptl tools.Wed, 17 Feb 2021 00:00:00 GMTKuberneteshttps://blog.dyegomaas.com.br/en/posts/artigo-replicante/https://blog.dyegomaas.com.br/en/posts/artigo-replicante/In this article, I take a detailed look at Replicante, a completely technology-agnostic template processor for software projects.Wed, 18 Nov 2020 00:00:00 GMTToolshttps://blog.dyegomaas.com.br/en/posts/artigo-criando-uma-cli-com-gluegun/https://blog.dyegomaas.com.br/en/posts/artigo-criando-uma-cli-com-gluegun/Learn how to build a command-line app with Gluegun, and see how I used it to build Replicante, my newest open-source project.Wed, 04 Nov 2020 00:00:00 GMTProgramminghttps://blog.dyegomaas.com.br/en/posts/artigo-deep-thinking-papel-e-caneta/https://blog.dyegomaas.com.br/en/posts/artigo-deep-thinking-papel-e-caneta/In this article, I talk about how the habit of using a notebook and pen strategically has helped me think deeply about the important themes in my life and sustain planned change.Wed, 07 Oct 2020 00:00:00 GMTLifehackshttps://blog.dyegomaas.com.br/en/posts/artigo-gerando-uml-programaticamente-com-yuml-e-python/https://blog.dyegomaas.com.br/en/posts/artigo-gerando-uml-programaticamente-com-yuml-e-python/In this article, I briefly introduce the yUML tool and show how to use it together with Python scripts to generate a use case diagram from an application's structure.Wed, 16 Sep 2020 00:00:00 GMTDocumentationhttps://blog.dyegomaas.com.br/en/posts/artigo-arquitetura-gritante-com-mediatr/https://blog.dyegomaas.com.br/en/posts/artigo-arquitetura-gritante-com-mediatr/In this article, I show a way to apply the concept of Screaming Architecture to our applications using MediatR, in order to highlight business value.Wed, 09 Sep 2020 00:00:00 GMTArchitecturehttps://blog.dyegomaas.com.br/en/posts/artigo-mediatr/https://blog.dyegomaas.com.br/en/posts/artigo-mediatr/In this article, I show how the MediatR library works, and also ways it can help structure our applications around the business.Wed, 02 Sep 2020 00:00:00 GMTArchitecturehttps://blog.dyegomaas.com.br/en/posts/artigo-ping-pong-pair-programming/https://blog.dyegomaas.com.br/en/posts/artigo-ping-pong-pair-programming/Find out what pair programming is, and how to apply one of the best techniques to build higher-quality solutions more efficiently! As a bonus, you'll also learn how to use ping-pong pairing to practice and teach TDD.Wed, 29 Jul 2020 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/resenha-apprenticeship-patterns/https://blog.dyegomaas.com.br/en/posts/resenha-apprenticeship-patterns/In this review I talk about how Apprenticeship Patterns is a treasure chest full of wisdom about the developer career; a guide for those at the beginning and in the middle of their journey.Wed, 08 Jul 2020 00:00:00 GMTBook Reviewhttps://blog.dyegomaas.com.br/en/posts/artigo-como-implementei-busca-offline-blog/https://blog.dyegomaas.com.br/en/posts/artigo-como-implementei-busca-offline-blog/Ever wondered what it takes to build a fully offline search, with no server at all? In this article I show how I built one for my blog using Hugo and Lunr.js!Wed, 17 Jun 2020 00:00:00 GMTBlogginghttps://blog.dyegomaas.com.br/en/posts/artigo-como-visualizar-desenvolvimento-com-gource/https://blog.dyegomaas.com.br/en/posts/artigo-como-visualizar-desenvolvimento-com-gource/Learn how to visualize the development of a software project using Gource and your favorite version control system.Wed, 10 Jun 2020 00:00:00 GMTTutorialhttps://blog.dyegomaas.com.br/en/posts/artigo-arquitetura-gritante/https://blog.dyegomaas.com.br/en/posts/artigo-arquitetura-gritante/Ever heard of Screaming Architecture? In this article we explore what makes an application's architecture scream, and how that can benefit a software project.Wed, 03 Jun 2020 00:00:00 GMTArchitecturehttps://blog.dyegomaas.com.br/en/posts/artigo-pattern-matching-csharp/https://blog.dyegomaas.com.br/en/posts/artigo-pattern-matching-csharp/Pattern matching in C#? In this post we explore how this functional programming feature can improve our C# 8.0 programs.Wed, 27 May 2020 00:00:00 GMTProgramminghttps://blog.dyegomaas.com.br/en/posts/artigo-healthchecks-aspnetcore3/https://blog.dyegomaas.com.br/en/posts/artigo-healthchecks-aspnetcore3/Learn how to implement Health Checks with the ASP.NET Core 3.0 extensions. Very handy for setting up Kubernetes liveness probes!Wed, 20 May 2020 00:00:00 GMTAspNetCorehttps://blog.dyegomaas.com.br/en/posts/artigo-testes-mais-rapidos-com-mongodb-inmemory/https://blog.dyegomaas.com.br/en/posts/artigo-testes-mais-rapidos-com-mongodb-inmemory/Learn how to run integration tests quickly and easily with Docker using the tmpfs file system.Wed, 13 May 2020 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/artigo-testes-mutacao-stryker-net/https://blog.dyegomaas.com.br/en/posts/artigo-testes-mutacao-stryker-net/Learn how to use mutation testing to assess the quality of a test suite. In this article, I show how to use Stryker to improve the tests of C# applications.Wed, 06 May 2020 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/artigo-continuous-delivery-blog-com-hugo/https://blog.dyegomaas.com.br/en/posts/artigo-continuous-delivery-blog-com-hugo/Learn how to streamline the publishing workflow of your Hugo blog using continuous delivery with GitHub Actions to automatically update your page on GitHub Pages.Wed, 29 Apr 2020 00:00:00 GMTBlogginghttps://blog.dyegomaas.com.br/en/posts/artigo-test-builders-csharp-boas-praticas/https://blog.dyegomaas.com.br/en/posts/artigo-test-builders-csharp-boas-praticas/In this article we explore best practices and a few antipatterns that can plague the implementation of test data builders in C#. Check it out!Wed, 22 Apr 2020 00:00:00 GMTTestinghttps://blog.dyegomaas.com.br/en/posts/artigo-test-builders-csharp-intro/https://blog.dyegomaas.com.br/en/posts/artigo-test-builders-csharp-intro/Is your test setup tedious and repetitive? Make your life easier with Test Data Builders! In this article we show how they work and how they simplify your tests.Sun, 19 Apr 2020 00:00:00 GMTTesting