Containers & Kubernetes

Docker, images, Helm, autoscaling, and cost controls.

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dev.to > apsis-cc > gitops-avancado-automacao-de-deploy-rollback-e-boas-praticas-para-producao-5cfa

GitOps avançado - automação de deploy, rollback e boas práticas para produção

1+ hour, 19+ min ago   (212+ words) Um pipeline GitOps completo normalmente combina CI (que constrói e testa a aplicação) com CD via ArgoCD (que aplica o resultado ao cluster). O CI não aplica nada diretamente ao cluster — sua única responsabilidade é atualizar o repositório de manifests…...


dev.to > apsis-cc > kubernetes-o-que-e-para-que-serve-e-conceitos-iniciais-mm9

Kubernetes - o que é, para que serve e conceitos iniciais

1+ hour, 18+ min ago   (219+ words) Comparado a rodar containers "soltos" (um docker run por servidor, gerenciado manualmente ou por scripts), o Kubernetes automatiza justamente o que se torna inviável de fazer à mão em escala: O Kubernetes organiza tudo em torno de objetos descritos declarativamente…...


dev.to > technonotes > kubernetes-day-03-file-permissions-bind-mount-336c

Kubernetes - Day - 03 - File Permissions, Bind Mount

3+ hour, 40+ min ago   (24+ words) File Permission - chmod 600 <file_name> - chmod -R 6-- <folder_name> -... Tagged with devops, kubernetes, linux....


dev.to > temitayocharles > the-homelab-is-the-new-resume-24oc

The Homelab Is the New Resume

5+ hour, 56+ min ago   (246+ words) Certificates say you studied the technology. A homelab says you run it. Anyone can pass a multiple choice exam. Few people can tell you what broke at 2 AM, how they found it, and what they changed so it never breaks…...


dev.to > israeltheory > automating-deployment-with-github-actions-24i1

Automating Deployment with Github Actions

5+ hour, 44+ min ago   (1511+ words) In the previous article, we learned how to spin up a functioning network and compute resources on AWS, and deploy our application on them. Let's remember a key architectural decision: our EC2 instance is in a private subnet, shielded from the…...


dev.to > stark_zhuang_df5076f35c68 > 1551-elasticsearch-and-1462-memcached-endpoints-two-cache-layers-with-different-defaults-4eo6

1,551 Elasticsearch and 1,462 Memcached Endpoints: Two Cache Layers With Different Defaults

6+ hour, 11+ min ago   (836+ words) Two ZoomEye host searches collected on 18 September 2026 returned 1,551 observable services on port 9200 and 1,462 on port 11211. Port 9200 is Elasticsearch's HTTP interface. Port 11211 is Memcached's default listener. The counts are similar; the security stories are not. Elasticsearch: authentication that became a default…...


dev.to > lathelive > we-wanted-a-vercel-supabase-alternative-without-becoming-full-time-devops-1e7f

We wanted a Vercel + Supabase alternative without becoming full-time DevOps

6+ hour, 13+ min ago   (986+ words) When we started building small products, Vercel plus Supabase looked like the obvious stack. It was a good way to get moving. The frontend deployed quickly. Postgres and auth were ready. We did not need to think about servers. Then…...


dev.to > akshay5651 > why-my-builds-dont-run-on-my-laptop-383m

Why my builds don't run on my laptop

7+ hour, 15+ min ago   (531+ words) My React Native app has never been compiled on my own machine. Not once. That started as a limitation and turned into the thing that keeps my releases boring. During development I don't build at all. The JavaScript layer runs…...


marktechpost.com > 09/20/2026 > flet-1-0-released-build-production-web-desktop-and-mobile-apps-in-python-only

Flet 1.0 Released: Build Production Web, Desktop and Mobile Apps in Python Only

7+ hour, 45+ min ago   (534+ words) Flet is an open source Python framework that renders its UI with Flutter. You write Python, and Flet draws Material and Cupertino widgets on iOS, Android, Windows, macOS, Linux and the browser. No Dart, Swift, Kotlin or JavaScript required. Last…...


dev.to > bejaouibechir > clean-a-million-rows-with-hydra-etl-no-database-no-docker-nm1

Clean a million rows with Hydra ETL — no database, no Docker

8+ hour, 25+ min ago   (296+ words) A copy-paste tutorial: generate a 1M-row CSV, describe the pipeline in four small YAML files, validate it before running, then compare the Python and Rust engines. Tagged with dataengineering, python, rust, tutorial....