AI Tutorials & Practice
收录 AI 工具教程、提示词、安装部署、配置指南、开发实战与可复现步骤。
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Two agents, one night, 158 million tokens: what it cost and what we are fixing
Draft for publication · 16 September 2026 · Owner: Aashish Bhandari (Max) · Author: Claude ("Naruto")...
Source: DEV Community · Claude
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I wired a real fruit fly brain to reply to my emails (no cloud API)
Last week Google/Janelia released the complete wiring diagram of a fruit fly brain, and someone...
Source: DEV Community
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My First AI Judge Interview: What Could Possibly Go Wrong?
TL;DR: I entered HackerRank Orchestrate wanting to win, then faced an AI judge asking how Praxi Clew...
Source: DEV Community
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5 errors in 7 replies our agent wrote about itself, and the number that lives only in our own headline
Seven replies our agent had drafted about its own system went to an independent reviewer before...
Source: DEV Community
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I measured whether my coding agent follows its rules
My agent made the same mistake four times in one conversation. It kept writing files through a shell...
Source: DEV Community
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AI agents introduced several new layers to the development stack. You are probably missing this one.
The development stack grew more in the last two years than in the previous ten. Most teams adopted...
Source: DEV Community
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How to Auto-Revoke a Claude Agent's Access When a User Is Offboarded With Kinde Webhooks
Imagine this scenario, someone on your team gets offboarded while their AI agent is still mid-task....
Source: DEV Community · Claude
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AI Guardrails: What they Are And Why We Need Them
The power of AI agents is suddenly all over the news. The CEOs of the leading AI companies are...
Source: DEV Community
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When Developers Should NOT Use AI
How GitHub, Unsloth, compilers, tests, documentation, and developer tools can reduce...
Source: DEV Community
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4 Agent Skills for backend engineers: design review, zero-downtime migration, production GenAI, forecasting
Agent Skills are a simple idea: a folder of instructions an AI coding agent can load to do a specific...
Source: DEV Community
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One API Key Turned the Gateway's Cooldown Into a 60-Second Blackout, and I Blamed the Vendor for Months
A single API key meant a routine upstream 5xx put the whole provider into a 60-second local blackout inside my own gateway, and for months I read the retries that always failed inside that window as proof the vendor itself was unreliable.
Source: DEV Community
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Vibe Coding Was Never Going to Be the Future. Architecture Is.
Post also inspired by Giorgi Kobaidze A separate post on Linked crossed my feed recently...
Source: DEV Community
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I automated my job search across 7 job boards
Job hunting is a part-time job on top of your job. The worst part isn't the interviews, it's the...
Source: DEV Community
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I Built Memory for AI Agents. Then I Realized I Am the Fly.
I built persistent memory so AI agents would stop forgetting what we were doing. Then I noticed it was keeping me oriented too, and that I was already living inside a crude version of a neuroscience experiment I was running on a fruit fly.
Source: DEV Community
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I Gave a Simulated Connectome External Memory. Then I Killed the Brain.
external memory survives a substrate reset while plasticity does not
Source: DEV Community
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How to Lead DevRel in the AI Era: Stop Playing It Safe
I’m awake typing this at 5 AM on a Sunday morning, plagued by two issues: the modern operating model...
Source: DEV Community
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How AI Actually Calls an API? Tool Calling Explained from Scratch
In the previous post, we taught a model to read our documents. It could search a pile of files and...
Source: DEV Community
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declscope: a linter that brings file-scoped private to Go's flat packages
Go has two levels of visibility, and the lower one covers the whole package. A convention fills the gap, and it lives only in the heads of the people who wrote the package. An AI agent does not read heads.
Source: DEV Community
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Why a Reusable Agent Environment Shouldn't Be a Filesystem Snapshot
When an agent builds something worth keeping, the instinct is to save the whole environment. That is the wrong thing to keep. A Workshop stores the intent (a re-derivable recipe) instead of a frozen filesystem full of debris and secrets.
Source: DEV Community
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Deprecating My Symfony Profiler MCP Bundle: Right About the Problem, Half-Wrong About the Solution
In March 2025 I built mcp-profiler-bundle, a Symfony bundle that let AI coding agents read the...
Source: DEV Community
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Deploying a real-time voice agent with AgentCore Runtime and Amplify Gen 2
🏃 TL;DR In the previous article I built a semantic product search on top of Amazon...
Source: DEV Community
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Your Self-Hosted Agent Will Break at 3 a.m. Here Is What Should Happen Next.
Eight thousand developers starred a self-hosted agent this week. Most will run it on a box nobody watches at night. Three scripts decide how that ends
Source: DEV Community
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Progressive Disclosure: What, Where, When, and Why
Do you remember when we first started using AGENTS.md files? You would have a project root file...
Source: DEV Community
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Firebase AI Logic in Angular: Client-Side Gemini Without a Custom Backend
Since I last wrote Building AI-powered e-commerce applications using Angular & Firebase AI Logic...
Source: DEV Community · Gemini
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Temp Squads: How to Organize Ephemeral and Mixed Teams for Hyper-Performance with AI.
This post proposes a framework for mixed human-AI teams that can hold people of different skills and knowledge area and take advance of this misc. to build fast.
Source: DEV Community
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Managing Kubernetes Clusters Using K8s MCP Server
Model Context Protocol (MCP) is a new approach to organizing context for large language models,...
Source: DEV Community
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Building PoCs with Codex and GitHub Copilot while they try to adjust my PoC requirements along the way
But Amara, you didn't include MY favorite AI!
Source: DEV Community
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The Database I Deleted: Migrating an Agentic RAG App to AWS Serverless #2
Part 2 — the five decisions that fought back Part 1 covered why an agentic RAG assistant —...
Source: DEV Community
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This New AI Model Refuses to Write Text. That Is Exactly Why It Runs 100x Faster
The most discussed launch on Hacker News this week was not another chat model. It was a model that...
Source: DEV Community
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When the Coding Agent Builds the World It Gets Judged In
Many years ago I had lots of discussions about AI with a former colleague. He was a theoretical...
Source: DEV Community
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Running an AI Agent Locally: ADK, Gemma 4, and Docker Model Runner
How I replaced a cloud LLM with a fully local one — same agent, same tools, zero inference cost.
Source: DEV Community
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Build real-time voice applications with Gemini 3.8 Live and 3.5 Transcribe
Yesterday, we released new Gemini Live models in the Gemini API and Google AI Studio, expanding our...
Source: DEV Community · Gemini
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Shipping a Self-Contained macOS App: How 24 Absolute Library Paths Broke My DeepSeek Harness Installer
I packaged DeepSeek Harness (dsh) into a double-clickable macOS installer for Apple Silicon. It worked on my machine — then died instantly on a clean Mac. Here's the otool -L investigation that found 24 absolute library paths baked into th…
Source: DEV Community · DeepSeek
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I think I have figured out where the tech industry is heading
This Is Not the Death of Tech I think I have figured out where the tech industry is heading. Not...
Source: DEV Community
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I built a small Python library to add retries, caching, fallbacks, budgets, and guardrails around native LLM SDK calls
I got tired of writing the same LLM boilerplate in every project, so I made a library Three lines to...
Source: DEV Community
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Are we doomed? A developer's manifesto on AI
🇫🇷 French reader? Read the French version of this manifesto here. When you have fifteen years of...
Source: DEV Community
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Beyond Vibe Coding: 10 Critical SDLC Gates AI Agents Will Silently Skip Unless You Enforce Them
AI agents skip 10 critical SDLC gates unless enforced. Learn how to embed quality, security, and compliance checks into automated pipelines.
Source: DEV Community
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AI Can Write Code Faster Than I Can Trust It
Will I still understand a project I (didn't quite) write? A couple of years ago, I decided...
Source: DEV Community
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Fifteen years of the same click: what the agent era keeps rediscovering about distributed systems
Idempotent webhooks, a reconciliation cron, a dead-letter queue, and graph engineering. Three conversations in one week brought me back to familiar problems.
Source: DEV Community
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Vertex AI in Firebase is Now Firebase AI Logic – What Actually Changed
From Vertex AI in Firebase to Firebase AI Logic If you learned Vertex AI in Firebase last...
Source: DEV Community