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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TutorialsOrdinary
Why Can't You Debug an AI Agent the Way You Debug an API?
I spent two hours staring at a terminal that said nothing useful. The agent had "succeeded." Status:...
Source: DEV Community
TutorialsOrdinary
What Is an Agent Harness? Harness Engineering Explained
An agent harness is everything around the model that gives it grounding in reality: the tools it can...
Source: DEV Community
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How I designed a Claude skill that turns call notes into action items
After a client call, the same admin always follows: reread the notes, work out what was actually...
Source: DEV Community · Claude
TutorialsOrdinary
Every AI assistant reads a different web. I counted the citations in 141 answers
I put the same 47 buying questions to ChatGPT, Perplexity and Google AI Mode on the same day, and...
Source: DEV Community · ChatGPT
TutorialsOrdinary
A call for --help got out of hand
An overnight coding assistant asked a scheduling script for help and accidentally ran it. The command discarded the errors that could explain the failure.
Source: DEV Community
TutorialsOrdinary
2.1 Billion Tokens for $19: DeepSeek V4.1 Flash Changed the Economics of Agentic Software Engineering
A week ago I published a fairly absurd number: 612.9 million tokens for $28.35. That was DeepSeek...
Source: DEV Community · DeepSeek
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Your AI SDK chat table breaks every six months
Open lib/db/schema.ts in Vercel's ai-chatbot template and look at line 42: export const message =...
Source: DEV Community
TutorialsOrdinary
Creating a Custom Agent in 5 Minutes
Agents are cool, we know that, but making them can seem daunting. But actually it can be super easy,...
Source: DEV Community
TutorialsOrdinary
Empty Is Not a State
Your poller returned None. What happened? Maybe the source published nothing new. Maybe the server...
Source: DEV Community
TutorialsOrdinary
How to Add a Verification Loop to Your AI Agent in 30 Minutes
AI agent loops can produce an output, run some checks and move on without establishing that the...
Source: DEV Community
TutorialsOrdinary
Vibe Coding Was Supposed to Kill Software Engineering. Instead, It Exposed What Engineering Actually Is.
The strange thing about AI coding isn't that machines can write software now. It's that we're...
Source: DEV Community
TutorialsOrdinary
Six Bugs That Taught Me How to Build an AI Agent That Doesn't Fall Over
For the past several months I've been running a voice-driven AI assistant of my own design,...
Source: DEV Community
TutorialsOrdinary
From a feature request to reviewed delivery: getting started with codex-sdlc
A feature request involves more than writing code. Someone needs to clarify the requirements,...
Source: DEV Community
TutorialsOrdinary
Langfuse : combler l'angle mort de l'observabilité des agents IA
Le constat : Grafana, Datadog et consorts ne suffisent plus Depuis quelques années, nous...
Source: DEV Community
TutorialsOrdinary
How We Built a Human-in-the-Loop Pipeline for AI-Generated Coloring Pages
EarlyHue is a free library of printable coloring pages for preschoolers, ages 3 to 5. Every page is a...
Source: DEV Community
TutorialsOrdinary
Green tests are lying to you.
There's a reflex every engineer has, and I had it for a decade: the test suite goes green and my...
Source: DEV Community
TutorialsOrdinary
Give your agent a vector database without giving it a Python runtime
Every MCP server for Qdrant until now has been a Python process: an interpreter, a virtualenv and a...
Source: DEV Community
TutorialsOrdinary
Judging Fatigue: From Verifying AI to Verifying Myself
An all-green night, hollow with dread. Not tired — after making is pulled away, you are left in a slot that needs you and does not feed you.
Source: DEV Community
TutorialsOrdinary
I tracked 400+ LLM API prices every day for a month. Here's what actually changed.
A month of daily LLM price tracking: 251 repricing events, the biggest drops and silent hikes, and why git makes a fine database.
Source: DEV Community
TutorialsOrdinary
Introducing Scribe Jam: Build the Ultimate Markdown & Documentation Tools 📝🔥
@puneetkumar2010 , @akhourianmolkumar The KODA Code Jam crowned its first Champion. Now, we're...
Source: DEV Community
TutorialsOrdinary
Here’s How I Get the Most Out of My CLAUDE.md
Every time I started a new session with Claude, I found myself repeating the same instructions. Which...
Source: DEV Community · Claude
TutorialsOrdinary
Hermes Agent for SEO: from Search Console to a blog post
I don't want an AI agent to turn a keyword into another 1,500 words of plausible advice. I want it to...
Source: DEV Community
TutorialsOrdinary
Trying "DFlash," a Diffusion-Model Approach to Parallel Draft-Token Generation, on Gemma
In the concept edition and the implementation/benchmark edition, we covered a speed-up technique for...
Source: DEV Community
TutorialsOrdinary
The off-switch was never a button
The kill-switch answer to AI autonomy does not survive contact with how these systems actually run. Governance is not a button.
Source: DEV Community
TutorialsOrdinary
How many tools should an MCP server have?
If you maintain an MCP server, at some point you ask this. You've got twenty tools, you're about to...
Source: DEV Community
TutorialsOrdinary
OpenAI Backs Frontier AI Pacing and Independent Evaluators: What It Means for Businesses
OpenAI has publicly backed a more deliberate approach to frontier AI development and said it will...
Source: DEV Community · OpenAI
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TypeError: __exportAll is not a function — the deploy that only breaks after you merge
published: false tags: vercel, nitro, tanstack, debugging Production went down twice in one day with...
Source: DEV Community
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I built a phone agent for government counters. It couldn't press 1.
Finding out what to bring to a government counter usually means going there. The web page is stale,...
Source: DEV Community
TutorialsOrdinary
Shift Left Code Review: How Qodo Turns Your Coding Agent Into Its Own First Reviewer
Hello Devs 👋 I have been thinking about something that has changed quite a bit with AI coding...
Source: DEV Community
TutorialsOrdinary
I replaced most of a dev team with Claude Code to build a production e-commerce store. Here's what broke.
First post here. Figured a real project beats an introduction post, so: here's one, warts...
Source: DEV Community · Claude
TutorialsOrdinary
I tried to forge my own AI agent's audit log
Half the organisations running AI agents have already had one step outside its permissions. Nearly...
Source: DEV Community
TutorialsOrdinary
Why do Cursor and Claude Code both say connected to my memory server and still share nothing?
You write a decision down in Cursor at four in the afternoon: the payments service keeps its own...
Source: DEV Community · Claude / Cursor
TutorialsOrdinary
Your AI Cannot Use the Posts You Saved, So I Built Social Memory
Likes and bookmarks on X and Threads are easy to accumulate and surprisingly hard to use. I save an...
Source: DEV Community
TutorialsOrdinary
GPT-Image-2.5 in Production: Choosing Between Flare and Sunburst
The short version GPT-Image-2.5 is split into two models: Flare favors low latency and...
Source: DEV Community · GPT
TutorialsOrdinary
Agent orchestrators and agent coordinators are not the same layer
If you only ever run one coding agent, you do not need either of these. Close the tab, you are...
Source: DEV Community
TutorialsOrdinary
The Unexpected Truth AI Reveals about Coding
Most people glorify AI for its speed. AI spits out code faster than any of us, with just a few magic...
Source: DEV Community
TutorialsOrdinary
AI Is Changing Software Development Faster Than We Expected. What Comes Next?
A few years ago, AI in software development meant autocomplete. You wrote a function, and AI...
Source: DEV Community
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The Steelman: When an AI Agent Actually Earns Its Complexity
A while back I wrote that most "AI agents" are just pipelines in a trench coat — deterministic...
Source: DEV Community
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Your AI Demo Works. Here's What Can Break in Production
The gap between a working demo and a system people can actually depend on. A founder once showed me...
Source: DEV Community
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How We Built a Reliable Four-Image AI Generation Pipeline with Next.js and Postgres
AI image generation looks synchronous in a demo: send a prompt, wait, and render an image. The...
Source: DEV Community