Notes on technology, web development, and the craft of software engineeringhttps://igorprvieira.com/https://igorprvieira.com/blog/2017-05-01-vamos-falar-de-vuejs/https://igorprvieira.com/blog/2017-05-01-vamos-falar-de-vuejs/Start a Vue.js to-do list with vue-cli and webpack: render tasks with v-for, add them with v-model and @submit.prevent, remove them with splice.Sun, 30 Apr 2017 00:00:00 GMThttps://igorprvieira.com/blog/2017-05-02-simples-test-e2e-em-vuejs/https://igorprvieira.com/blog/2017-05-02-simples-test-e2e-em-vuejs/Write a first end-to-end test for a Vue.js to-do list with Nightwatch and Selenium: check the title, add a task and remove it. Part II.Mon, 01 May 2017 00:00:00 GMThttps://igorprvieira.com/blog/2017-06-14-back-to-vue/https://igorprvieira.com/blog/2017-06-14-back-to-vue/Add vue-router and vue-resource to a Vue.js to-do app, create a TaskService class, and list and save tasks from a Node and MongoDB API. Part III.Wed, 14 Jun 2017 00:00:00 GMThttps://igorprvieira.com/blog/2017-06-15-perto-do-fim/https://igorprvieira.com/blog/2017-06-15-perto-do-fim/Add delete and edit to a Vue.js to-do app: a deleteTask service call, an Info view on /info/:id, getTaskById and an update form. Part IV.Thu, 15 Jun 2017 00:00:00 GMThttps://igorprvieira.com/blog/2017-07-04-firebase/https://igorprvieira.com/blog/2017-07-04-firebase/Add per-task comments to a Vue.js to-do app with Firebase Realtime Database and VueFire: create a project, a service, and add and remove comments.Tue, 04 Jul 2017 00:00:00 GMThttps://igorprvieira.com/blog/2017-07-15-airbnb/https://igorprvieira.com/blog/2017-07-15-airbnb/Add eslint-config-airbnb to a Vue.js project, adjust the rules in .eslintrc.js and fix the reported errors with lint:fix. Part VI of the Vue.js series.Sat, 15 Jul 2017 00:00:00 GMThttps://igorprvieira.com/blog/2017-07-18-e2e-test-all-application/https://igorprvieira.com/blog/2017-07-18-e2e-test-all-application/Nightwatch end-to-end tests for a Vue.js to-do app: one spec that adds a task and one that edits it. Part VII of the Vue.js series.Tue, 18 Jul 2017 00:00:00 GMThttps://igorprvieira.com/blog/2021-03-10-back-to-basics/https://igorprvieira.com/blog/2021-03-10-back-to-basics/Three simple React Testing Library tests for a to-do list: adding items, counting list items and removing an item, using data-testid and user-event.Wed, 10 Mar 2021 00:00:00 GMThttps://igorprvieira.com/blog/2023-03-29-vite-setup-config/https://igorprvieira.com/blog/2023-03-29-vite-setup-config/Vite setup with Eslint, Prettier, Storybook, Styled-components, Jest and PlaywrightWed, 29 Mar 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-03-30-vite-setup-eslint-prettier/https://igorprvieira.com/blog/2023-03-30-vite-setup-eslint-prettier/ESLint and Prettier config for a Vite React TypeScript project: React Hooks rules, import ordering, VS Code fix on save and lint scripts. Part 2.Thu, 30 Mar 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-03-31-vite-setup-storybook/https://igorprvieira.com/blog/2023-03-31-vite-setup-storybook/Add Storybook to a Vite React TypeScript project with the Vite builder, a stories.tsx file per component and path aliases in viteFinal. Part 3.Fri, 31 Mar 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-04-01-vite-setup-styled-components/https://igorprvieira.com/blog/2023-04-01-vite-setup-styled-components/Add styled-components to a Vite React TypeScript app with a global reset, a typed theme and a Storybook ThemeProvider decorator. Part 4.Sat, 01 Apr 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-04-02-pocketbase/https://igorprvieira.com/blog/2023-04-02-pocketbase/Run PocketBase in Docker, then deploy it to Fly.io with fly launch, a persistent pb_data volume and fly deploy.Tue, 04 Apr 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-04-02-vite-setup-jest/https://igorprvieira.com/blog/2023-04-02-vite-setup-jest/Configure Jest and React Testing Library in a Vite React TypeScript project with Babel, jsdom and a styled-components test wrapper. Part 5.Sun, 02 Apr 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-04-03-vite-setup-playwright/https://igorprvieira.com/blog/2023-04-03-vite-setup-playwright/Add Playwright end-to-end tests to a Vite React app and organize them with a page object class. Part 6 of the Vite setup series.Mon, 03 Apr 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-04-14-building-rust-api-crud/https://igorprvieira.com/blog/2023-04-14-building-rust-api-crud/Start a Rust REST API with Cargo and Actix Web: SQLx, serde and chrono dependencies and a GET /api/healthchecker route. Part I of the Rust API series.Fri, 14 Apr 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-04-19-database-and-migrations/https://igorprvieira.com/blog/2023-04-19-database-and-migrations/Run Postgres and pgAdmin with Docker Compose and create a tasks table with sqlx-cli migrations for a Rust API. Part II of the Rust API series.Sat, 22 Apr 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-05-31-add-create-router/https://igorprvieira.com/blog/2023-05-31-add-create-router/Connect an Actix Web API to Postgres with a SQLx PgPool and add a POST /api/task route that inserts a task. Part III of the Rust API series.Wed, 31 May 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-06-08-get-all-rust/https://igorprvieira.com/blog/2023-06-08-get-all-rust/Add a paginated GET /api/tasks route to an Actix Web and SQLx API using page and limit query parameters. Part IV of the Rust API series.Thu, 08 Jun 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-06-09-get-by-id-rust/https://igorprvieira.com/blog/2023-06-09-get-by-id-rust/Add a GET /api/tasks/{id} route to an Actix Web API that reads a UUID from the path and fetches one task with SQLx. Part V of the Rust API series.Fri, 09 Jun 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-06-10-delete-by-id-rust/https://igorprvieira.com/blog/2023-06-10-delete-by-id-rust/Add a DELETE /api/tasks/{id} route to an Actix Web and SQLx API that returns 204 No Content. Part VI of the Rust API series.Sat, 10 Jun 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-06-11-update-by-id-rust/https://igorprvieira.com/blog/2023-06-11-update-by-id-rust/Add a PATCH /api/tasks/{id} route to an Actix Web and SQLx API, updating only the fields sent in the body. Part VII of the Rust API series.Sun, 11 Jun 2023 00:00:00 GMThttps://igorprvieira.com/blog/2023-06-12-logs-rust/https://igorprvieira.com/blog/2023-06-12-logs-rust/Add request logging to an Actix Web API with the Logger middleware and env_logger, with RUST_LOG set to actix_web=info. Part VIII of the Rust API series.Mon, 12 Jun 2023 00:00:00 GMThttps://igorprvieira.com/blog/2024-03-20-looktme-project/https://igorprvieira.com/blog/2024-03-20-looktme-project/Restarting Looktme, a side project that creates social media posts for you, built with React, Vite, Tailwind and TypeScript.Wed, 20 Mar 2024 00:00:00 GMThttps://igorprvieira.com/blog/2024-04-02-qrcode-generator/https://igorprvieira.com/blog/2024-04-02-qrcode-generator/Build a terminal QR code generator in Rust with the qrcode crate: read text from stdin, confirm, and render the code as Unicode characters.Tue, 02 Apr 2024 00:00:00 GMThttps://igorprvieira.com/blog/2024-04-16-rust-compressor/https://igorprvieira.com/blog/2024-04-16-rust-compressor/A small Rust CLI that asks for a folder path and output name, walks the directory with walkdir and writes every file into a ZIP archive.Tue, 16 Apr 2024 00:00:00 GMThttps://igorprvieira.com/blog/2025-010-make-peace-with-my-bias-against-ai/https://igorprvieira.com/blog/2025-010-make-peace-with-my-bias-against-ai/A skeptic's notes on becoming a heavy user of AI tools at work and on Solo, and using the saved time for Rust, math, reading and family.Tue, 14 Oct 2025 00:00:00 GMThttps://igorprvieira.com/blog/2025-010-okay-i-was-wrong/https://igorprvieira.com/blog/2025-010-okay-i-was-wrong/Notes after spending 14 hours on refactoring tasks I expected to be simple, and the questions it raised about AI tools, real productivity and cost.Mon, 20 Oct 2025 00:00:00 GMThttps://igorprvieira.com/blog/2025-06-21-solo/https://igorprvieira.com/blog/2025-06-21-solo/Why I started Solo, an HTTP client built with Rust and Tauri 2, after Insomnia logins and updates kept interrupting my API debugging.Sat, 21 Jun 2025 00:00:00 GMThttps://igorprvieira.com/blog/2025-12-26-how-i-made-data-tables-actually-usable-on-mobile/https://igorprvieira.com/blog/2025-12-26-how-i-made-data-tables-actually-usable-on-mobile/Practical UX improvements for tables and tabs on small screensFri, 26 Dec 2025 00:00:00 GMThttps://igorprvieira.com/blog/2025-12-30-responsive-container-heights/https://igorprvieira.com/blog/2025-12-30-responsive-container-heights/Why min-height: max(100vh, 1030px) beats calc(100vh + 300px) for pages with absolutely positioned content: scroll on small screens, none on large ones.Mon, 29 Dec 2025 00:00:00 GMThttps://igorprvieira.com/blog/2026-01-03-thinking-in-match-applying-rusts-type-driven-branching-model-in-typescript/https://igorprvieira.com/blog/2026-01-03-thinking-in-match-applying-rusts-type-driven-branching-model-in-typescript/How to get Rust match-style exhaustive branching in TypeScript with union types, Record maps, switch with a never check, and discriminated unions.Sat, 03 Jan 2026 00:00:00 GMThttps://igorprvieira.com/blog/2026-02-02-basic-ways-to-protect-yourself-from-ai-bot-attacks/https://igorprvieira.com/blog/2026-02-02-basic-ways-to-protect-yourself-from-ai-bot-attacks/A real-world account and a practical, layered guide to reducing risks against increasingly sophisticated automated attacks powered by AI.Mon, 02 Feb 2026 00:00:00 GMThttps://igorprvieira.com/blog/2026-02-02-formas-basicas-de-se-proteger-de-ataques-de-bots-de-ai/https://igorprvieira.com/blog/2026-02-02-formas-basicas-de-se-proteger-de-ataques-de-bots-de-ai/Um relato real e um guia prático, em camadas, para reduzir riscos frente a ataques automatizados cada vez mais sofisticados impulsionados por AI.Mon, 02 Feb 2026 00:00:00 GMThttps://igorprvieira.com/blog/a-new-step/https://igorprvieira.com/blog/a-new-step/The difference between var, let and const in JavaScript, with examples of block scope, a ReferenceError, and why a const array can still change.Sun, 10 May 2015 00:00:00 GMThttps://igorprvieira.com/blog/nodejs-es2015-heroku/https://igorprvieira.com/blog/nodejs-es2015-heroku/Write an Express app with ES2015 imports, run it with babel-node, and deploy it to Heroku with a Procfile and git push heroku master.Tue, 22 Nov 2016 00:00:00 GMThttps://igorprvieira.com/blog/talk-about-arrow-function-again/https://igorprvieira.com/blog/talk-about-arrow-function-again/How JavaScript arrow functions return values: one-line implicit return, why a block body without return gives undefined, and arrow methods in objects.Sun, 10 May 2015 00:00:00 GMT