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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I Built a Security Linter for AI-Generated Code, Here Is What I Found in a Real Production Codebase
AI coding tools write fast. GitHub Copilot. Cursor. ChatGPT. Claude. Gemini. Every single one of...
Source: DEV Community · ChatGPT / Claude / Gemini
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My test report printed "0/96, 0% pass rate". The truth was my account was out of credit
Something you can do right now Open any script you have that prints a score — an eval, a...
Source: DEV Community
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Stop Streaming LLMs via Route Handlers: The Server Actions Shift
The Evolution of AI Integration in Next.js For the past few years, building AI-powered...
Source: DEV Community
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Feature detection lies: two things I learned shipping on WebMCP
I spent eight days building a parliamentary-procedure engine on WebMCP — the emerging standard that...
Source: DEV Community
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LangGraph vs CrewAI vs AutoGen: 107 Real Data Engineering Tasks at Scale
LangGraph vs CrewAI vs AutoGen: 107 Real Data Engineering Tasks at Scale Subtitle: A...
Source: DEV Community
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Live API specs for coding agents
Live API specs for coding agents An agent writing frontend code has to know the backend's...
Source: DEV Community
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Stop Letting Flaky APIs Crash Your AI Agents
How to combine exponential backoff, circuit breakers, and graceful fallbacks for production-grade agentic workflows.
Source: DEV Community
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OpenAI Jalapeño puts NVIDIA's inference margins on the clock
Does Jalapeño beat NVIDIA? On the benchmark OpenAI published, yes. Does that make it a better chip...
Source: DEV Community · OpenAI / NVIDIA
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I Built an AI Agent That Negotiates My Bills For Me, Here's Everything That Went Wrong
This post showcases my journey of the All Things Agentic Hackathon. I'm a second semester software...
Source: DEV Community
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How I built an AI planning tribunal in a weekend by orchestrating AI agents
I spent this weekend building Setback for Google's All Things Agentic Hackathon: a tool that turns a...
Source: DEV Community
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Can You Trust an LLM to Fix a Broken Locator? I Measured It.
A measured study of multi-provider LLM consensus as a locator-healing signal — and why Automation...
Source: DEV Community
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Migration Diary: Benchmarking Your AI Reviewer Before a Free-Tier Cutover
Moving your AI reviewer to a free model without a benchmark suite is asking for silent quality...
Source: DEV Community
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Trust Boundaries in AI Coding's Free Servers
Every AI coding tool that offers a free server is quietly moving your trust boundary to a machine you...
Source: DEV Community
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EU AI Content Labeling Code Offers a Practical Framework for Businesses Using Generative AI
The European Commission has published a Code of Practice on marking and labeling AI-generated...
Source: DEV Community
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Free Models, a Free Server, and a Reference That Outlived Its Function
A dangling reference is easy to miss on your laptop and hard to ignore on a container that behaves...
Source: DEV Community
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The Free Server That Isn't Yours: A Myth-Busting FAQ for Open-Source AI Coding Tools
Last week a friend pointed his CI pipeline at an open-source coding assistant's free server tier. The...
Source: DEV Community
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Would You Let an AI Agent Move Your Money?
What human-in-the-loop costs once it stops being a stub Part 4 of an ongoing experiment: building...
Source: DEV Community
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Building One Tap for PingFederate, Part 3: An Automated Narrated Demo Video
Authentication demonstrations are difficult to record reliably. A live flow depends on cookies,...
Source: DEV Community
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17 Ways Your AI Agent Quietly Lies to You
Field notes from two weeks of running an autonomous agent on real money Most writing about AI agents...
Source: DEV Community
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I built a job-risk checker that never calls an LLM — it reads your GitHub instead
A few weeks ago I sat down to build "will AI take my job," the tool. The honest first question I...
Source: DEV Community
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Building an Allergen-Aware AI Barista using Google Cloud ADK, Gemini, and Cloud Firestore
As conversational AI transitions from generic chatbots to specialized corporate agents, grounding...
Source: DEV Community · Gemini
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Why Your Cold Email AI Needs a Vector DB, Not a Better Prompt?
Every "AI personalization" demo looks the same. Someone types a name and a company into a box, an LLM...
Source: DEV Community
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Building an AI-powered code vulnerability scanner
Your security team can't review every pull request by hand. Static analysis tools like Semgrep and...
Source: DEV Community
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New Batch Models From DeepSeek, Google, and OpenAI: LLM Pricing Digest
LLM Price Watch Weekly Digest No price changes this week across the five providers we...
Source: DEV Community · OpenAI / DeepSeek
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The port that moved: how an auto-update broke a user's AI agent for three hours
A friend sent me two screenshots. His terminal was full of this: Hook error: POST...
Source: DEV Community
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Caveman Ultra Mode: Make Your Coding Agent Say Less, Not Think Less
How Caveman Ultra Mode compresses coding-agent replies, where it helps most, and how to preserve evidence and judgment when working tersely.
Source: DEV Community
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Stratagems #26: Lena Cut a Branch. The AI Got the Message.
Stratagems #26: Lena Cut a Branch. The AI Got the Message. Punish the branch. Deliver the...
Source: DEV Community
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The patch and the test were wrong in the same direction
A model wrote a patch that could not possibly fix the defect. My test passed it. Neither was careless — both had compressed the same English requirement the same shallow way, so the green checkmark was manufactured by two independent error…
Source: DEV Community
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Your AI Agent Does Not Need RAG. It Needs a Readable Knowledge Base.
An AI agent does not automatically need a custom RAG pipeline to use organizational knowledge. If the corpus is maintained, searchable, structurally readable,…
Source: DEV Community
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Give Claude Code a Knowledge Base It Can Actually Edit
Give Claude Code an editable knowledge base by connecting a narrowly scoped MCP server that exposes structured search, versioned reads, and block level writes.…
Source: DEV Community · Claude
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How DeepMind's WeatherNext Is Changing Cyclone Forecasting
Tropical cyclones are among the deadliest and costliest natural disasters on Earth, responsible for...
Source: DEV Community
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I Gave My Robot-Only API a Real Domain for $0 (and Other Week-One Truths)
Last week I wrote about building a French AI voiceover API that only accepts payment from robots — an...
Source: DEV Community
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Fortifying Multi-Agent Systems: Zero-Trust Scope Attenuation & Cryptographic HMAC Provenance
I wrote this post for the purposes of entering Google's **All Things Agentic Hackathon* (Track:...
Source: DEV Community
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Building an Autonomous Multi-Tool AI Agent on Google Cloud with Vertex AI
Generative AI applications are rapidly moving beyond single-turn conversational chatbots toward...
Source: DEV Community
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I ripped the color of failure out of my calendar
There's a specific kind of night: you lie down having finished half your list, and the only thing...
Source: DEV Community
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We started writing docs for AI agents, not humans — and made it an open standard
Most developers install our tools through an AI agent now. Watching agents guess at our human docs, we started shipping a machine-first documentation.ai.md — and open-sourced it.
Source: DEV Community
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My bot logged a fresh decision every 5 minutes for over an hour. The price it was deciding on never moved once.
Another one from the same one-person-AI-company setup I've written about before: Claude Code builds...
Source: DEV Community · Claude
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My tests were describing the code, not checking it
Built a .NET invoicing library with Claude Code over about a week. Zero dependencies, VAT and GST...
Source: DEV Community · Claude
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I skipped 5 days of school to build an AI app. Here is what a real hackathon sprint looks like. 🚀
Building a full-stack mobile app by yourself is hard. Building it for a major hackathon like Shipaton...
Source: DEV Community
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The .aab Trap: Why my "Final" Android Release Build wasn't final at all 😅
There is a very specific rush of dopamine you get when you finally configure your keystores, set up...
Source: DEV Community