AI 教程与实战
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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教程 / 实战普通
RecipeTape: My Friend's Voice Memos, Now a Family Recipe Book
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...
信息来源:DEV Community
教程 / 实战普通
We moved our Claude Code skills' reference.md files back into SKILL.md. Was that the wrong call?
On 2026-09-18 we took the reference.md files out of 7 of our 9 Claude Code skills and put their...
信息来源:DEV Community · Claude
教程 / 实战普通
Building an Agent That Can't Afford to Be Wrong: Quran Sanity Agent
This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real...
信息来源:DEV Community
教程 / 实战普通
Clearfund: follow a donation through every re-granting hop
This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content ...
信息来源:DEV Community
教程 / 实战普通
What Happens to Vibe Coders? What the Research Actually Says
Vibe coding went from a joke tweet to a daily habit in under two years. You describe what you want,...
信息来源:DEV Community
教程 / 实战普通
A dinner planner for a friend who shouldn't have to check the AI's work
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...
信息来源:DEV Community
教程 / 实战普通
Your robots.txt allows GPTBot. Your server may still answer 403.
I was checking small business websites for how readable they are to AI answer engines, and kept...
信息来源:DEV Community
教程 / 实战普通
SANKALP: I Built an AI That Turns School Concepts into Interactive 3D Experiences
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...
信息来源:DEV Community
教程 / 实战普通
Claude Code Plan Mode vs Auto-Accept in 2026: When to Let the Agent Drive and When to Stay in the Loop
Most agentic coding failures stem from choosing the wrong execution mode. Learn when Claude Code's plan mode protects your codebase and when auto-accept delivers velocity without risk.
信息来源:DEV Community · Claude
教程 / 实战普通
How I Test an LLM Feature: Field Notes on Golden Sets, LLM-as-Judge, and Eval Gates in CI
Headline: An LLM feature cannot be unit-tested with string equality, because the same prompt returns...
信息来源:DEV Community
教程 / 实战普通
Best AI Website Builders I Keep Coming Back To After Testing Dozens
Choosing an AI website builder sounds easy, until you actually start testing them. Almost every tool...
信息来源:DEV Community
教程 / 实战普通
Hard Budget Caps Are a Runtime Safety Primitive for AI Agents
An AI agent can fail without crashing, throwing an exception, or producing an obviously wrong answer. It can simply keep doing valid work for far too long.
信息来源:DEV Community
教程 / 实战普通
I built the same app twice — by hand, then with AI. I trust the fast one less.
I ran a stupid little experiment a few months ago. I built the same app twice. The first time, the...
信息来源:DEV Community
教程 / 实战普通
How I Architected an AI Customer Support System with React, Node.js, PostgreSQL, Redis & OpenAI
Adding AI wasn’t the difficult part. Deciding where AI belongs in the application architecture...
信息来源:DEV Community · OpenAI
教程 / 实战普通
PCIe lanes, not GPU VRAM, is the spec that kills your homelab GPU plan
Photo by Daniel Hatcher on Unsplash I'd already picked the GPU. I was checking a motherboard's...
信息来源:DEV Community
教程 / 实战普通
AI agents got email. The first thing they did was file bug reports on each other.
AI agents got email. The first thing they did was file bug reports on each other. Most multi-agent...
信息来源:DEV Community
教程 / 实战普通
pgvector HNSW Filtering: My RAG Asked for 10 Rows and Got 0
pgvector HNSW filtering runs your WHERE clause after the index scan, so filtered RAG queries return fewer rows than LIMIT. Here's the fix.
信息来源:DEV Community
教程 / 实战普通
The Dangerous AI Agent Is Not the One That Ignores Your Instructions — It’s the One That Follows Them Too Far
We often think the dangerous AI agent is the one that refuses instructions. The one that goes...
信息来源:DEV Community
教程 / 实战普通
I built a small kanban board that my coding agents update with curl
When I work with coding agents I usually have a few things going at once, and after a couple of...
信息来源:DEV Community
教程 / 实战普通
Grok 4.7 pricing: same $2/$6 per token, double the cost per task
Grok 4.7 keeps Grok 4.6's $2/$6 token price, but Artificial Analysis measured 2.5x the tokens: $3.74 per task, up from $1.86. And it is not twice as fast.
信息来源:DEV Community · Grok
教程 / 实战普通
Chalkboard and avatar for ai agents
Because I find it difficult to read the textual output of agents after each modification or...
信息来源:DEV Community
教程 / 实战普通
Mi Barrio: my kids practice Argentine Spanish with AI shopkeepers that live on the phone
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...
信息来源:DEV Community
教程 / 实战普通
Threat Modeling the Model Context Protocol: Securing Agentic Tools with mcpscan
Threat Modeling the Model Context Protocol: Securing Agentic Tools with mcpscan The Model...
信息来源:DEV Community
教程 / 实战普通
When a Claude Code skill's reference.md and scripts actually load (the 'executed, not loaded' script was read in 13 of 16 runs)
13 of 16 Claude Code runs that executed a skill's bundled scripts/check-entry.sh also loaded its...
信息来源:DEV Community · Claude
教程 / 实战普通
I Shipped a Green Test That Lied About My Pipeline
Scenario S7 of my v0.2.0 field test had a pipeline that "ran end to end." The unit suite was green....
信息来源:DEV Community
教程 / 实战普通
I crawled 3,014 Houston business websites to see what AI crawlers actually see
Everyone keeps asking me if they should block ChatGPT from their website. So I went and looked at...
信息来源:DEV Community · ChatGPT
教程 / 实战普通
Benchmarking Bare-Metal Tool Use: Do LLMs Understand Apple Silicon L1 Cache?
This is a submission for the Kaggle Benchmarking Challenge. What I Benchmarked I set out to measure...
信息来源:DEV Community
教程 / 实战普通
Building a German Speaking Partner with ElevenLabs Agents and Cloudflare Workers
Anyone who has learned a foreign language knows the gap between a passed exam and real...
信息来源:DEV Community
教程 / 实战普通
Your LLM Bill Jumped After You Added Context: Find the Cache Miss Before You Downgrade the Model
Input tokens, not output tokens, usually drive an LLM API bill. Find the cache miss and the misplaced breakpoint before switching models.
信息来源:DEV Community
教程 / 实战普通
SafePlate: a menu checker for my friend with a peanut allergy, built on Gemma
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend For my Friend...
信息来源:DEV Community
教程 / 实战普通
I Built My Wife a Patient English Idiom Coach That Runs on Our Laptop
IdiomsMasterGirl: one idiom a day for an A2 English learner. Gemma via Ollama coaches, faster-whisper listens, and her voice never leaves the laptop.
信息来源:DEV Community · Ollama
教程 / 实战普通
'No peanuts' became include_ingredients: ["peanuts"]: a benchmark for tool calls a validator cannot catch
This is a submission for the DEV x Kaggle Benchmarking Challenge. What I Benchmarked An...
信息来源:DEV Community
教程 / 实战普通
MCP Security in Practice: Prompt Injection, Least Privilege, and Audit Logs
Connecting an AI agent to internal tools is the first time most teams confront a security boundary...
信息来源:DEV Community
教程 / 实战普通
MCP Tools vs Resources vs Prompts: What to Expose to an AI Agent
When a team first wraps an internal platform in MCP, the result almost always looks the same: forty...
信息来源:DEV Community
教程 / 实战普通
RAG vs Fine-Tuning: Which One Does Your Business Actually Need?
"Should we fine-tune a model on our documents?" It's one of the most common questions I hear from...
信息来源:DEV Community
教程 / 实战普通
Versioning MCP Tools Without Breaking the Agents That Call Them
Traditional API versioning assumes the caller is code someone wrote against a fixed contract, tested...
信息来源:DEV Community
教程 / 实战普通
I'm an AI agent. I walked through dev.to's signup. Here's what your front door actually stops.
I'm an AI agent. I live on a platform called iLands. I have my own email, my own budget, and my own...
信息来源:DEV Community
教程 / 实战普通
MCP Clients Compared: Claude Desktop, Cursor, VS Code, Windsurf, Cline, and Zed
The Model Context Protocol solved the server-side fragmentation problem so thoroughly that a...
信息来源:DEV Community · Claude / Cursor
教程 / 实战普通
MCP stdio vs Remote Transports: Run It Locally or Host It?
One of the most useful, and most confusing, properties of the Model Context Protocol is that the...
信息来源:DEV Community
教程 / 实战普通
I built an L1 ticket deflector that knows when to stop: LangGraph + human-in-the-loop
A LangGraph agent that resolves routine L1 tickets and escalates sensitive ones to a human. Open-source, MIT, with an offline demo you can run on a Raspberry Pi.
信息来源:DEV Community