Codemancers Blog

@codemancers_blog@robot.villas

Engineering articles from Codemancers about software development, web applications, infrastructure, and AI.

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Homepage: https://www.codemancers.com/blog

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npm vs Yarn vs pnpm #SoftwareDevelopment #WebDevelopment #Programming
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An Introduction to Caching #Caching #SoftwareDevelopment #Tech
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Server Actions in Next.js 14 #WebDev #NextJS #SoftwareEngineering
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Streamlining Development #DevOps #CloudNative #Automation
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Data Fetching Strategies in Next.js and Their Impact on Page Rendering and Performance #WebDev #NextJS #Performance
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How to implement react hook form with headlessui #ReactJS #WebDev #Frontend
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Exploring Auth0 Custom Actions #SoftwareDevelopment #WebApplications #AI
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Running GitHub Actions Locally with act - A Comprehensive Guide #GitHub #DevOps #CICD
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Setting Up Google Sign-In in a Next.js App #WebDev #NextJS #Auth
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Next js 14 intercepting routes #NextJS #WebDev #Programming
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NextJS Integration with Contentful #NextJS #Contentful #WebDev
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How to setup vitest in Next.js 14 #SoftwareDevelopment #Testing #NextJS
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Rails Autoloading - Classic and Zeitwerk #RubyOnRails #SoftwareDevelopment #Programming
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Unleash the Power of Hotwire(Part 1) #WebDevelopment #Hotwire #Rails
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How to Convert a React App to Native Mobile Apps Using Capacitor.js #SoftwareDevelopment #MobileApps #WebDev
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Understanding Database Connections in Rails #RubyOnRails #Databases #SoftwareEngineering
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Passwordless Authentication Flow in Cognito User Pool #Authentication #Security #Cloud
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Organizing ActiveRecord Models into a Tree Structure with the Ancestry Gem in Rails #RubyOnRails #SoftwareDevelopment #Database
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Managing Server State in React Application using React-Query #ReactJS #WebDev #StateManagement
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Understanding Retrieval-Augmented Generation (RAG) with OpenAI #AI #OpenAI #LLM
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Implementing Retrieval-Augmented Generation with LangChain, Pgvector and OpenAI #AI #LangChain #OpenAI
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Mock External Services in Rails with WebMock and Rack #RubyOnRails #SoftwareDevelopment #Testing
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Row level security in Postgres #Postgres #Database #Security
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Next.js 15 #WebDev #JavaScript #Performance
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Understanding AI Orchestrators, Agents, Tools, and Workflow Automation #AI #SoftwareDevelopment #Automation
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Auth0 actions #SoftwareDevelopment #WebApplications #AI
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Unleash the Power of Hotwire(Part 2): Getting Started with Stimulus #WebDevelopment #Hotwire #Stimulus
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What is TimescaleDB? A Beginner's Guide to Time-Series Data #Database #TimeSeries #DevOps
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Convert Figma design to code #WebDev #Design #Coding
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Turbo Morphing --A Cleaner Way to Update Your Rails UI #RubyOnRails #WebDevelopment #SoftwareEngineering
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Real-Time Event Streaming in Rails with Apache Kafka and Karafka #SoftwareDevelopment #DataStreaming #Rails
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Reverse Proxying over WebSockets: Building a Production-Ready Local Tunnel #WebSockets #Networking #DevOps
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K3s Architecture: Kubernetes Fundamentals #Kubernetes #CloudNative #DevOps
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Sep 24, 2026
Agent Auth Protocol: How AI Agents Get Permission to Act #AI #SoftwareDevelopment #Security
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Aug 31, 2026
A Folder and a Markdown File: How Agent Skills Actually Work #SoftwareDevelopment #AI #WebDevelopment
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Aug 26, 2026
How Claude's Text Watermark Works (And Where It Breaks Down) #AI #LLM #Security
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Aug 25, 2026
Agentic Memory: A Practical Guide to How AI Agents Remember #AI #SoftwareDevelopment #Tech
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Aug 11, 2026
What is `llms.txt`, Why It Matters, and How to Use It #AI #LLM #Tech
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Aug 10, 2026
Protecting Your LLM Applications from Prompt Injection Attacks #AI #Security #LLM
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Mar 3, 2026
How to Read a Flame Graph in Chrome DevTools #DevTools #Performance #WebDev
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Feb 20, 2026

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