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。
Category articles4767
当前页109 / 120
UpdatesPermanent archive
Category articles
按发布Time从新到旧 · 每页 40 stories
TutorialsOrdinary
The Best Academic Search API for Humans and AI Agents in 2026
Quick answer: the best academic search API for AI agents in 2026 is Valyu, because it is the only one...
Source: DEV Community
TutorialsOrdinary
What do you build when you can build anything?
My hot take is: Telling people that they have to build endlessly is very, very, very bad advice. If...
Source: DEV Community
TutorialsOrdinary
My AI Gateway Added 400ms to Every Request. Here's Where It Went
If your AI application suddenly becomes 300–500ms slower after adding an AI gateway, the first...
Source: DEV Community
TutorialsOrdinary
Why I'm Building ShrekOS When Containers Already Exist
Useful AI agents keep forcing a bad choice: lock the environment down until it is useless, or hand the agent your real machine. ShrekOS is my attempt to move that trust decision below the agent, into the operating system.
Source: DEV Community
TutorialsOrdinary
Your System Prompt Has a Shelf Life: Maintaining Prompts as Models Improve
Anthropic removed over 80% of Claude Code's system prompt for Claude Opus 5 and Claude Fable 5, and...
Source: DEV Community · Claude
TutorialsOrdinary
React, Next.js, Svelte, Zod: none of them can tell AI who they're actually for
Your coding agent is good at reading code. Point Claude Code or Cursor at a repo and it...
Source: DEV Community · Claude / Cursor
TutorialsOrdinary
Shopify's agent-commerce category filter doesn't filter. We checked 190 stores.
Since 2026 every Shopify storefront answers an agent-commerce endpoint at POST /api/ucp/mcp,...
Source: DEV Community
TutorialsOrdinary
From Local Traces to Production Observability for Google AI Agents
Most difficult agent incidents begin with one question: Why did the agent do that? Why did it...
Source: DEV Community
TutorialsOrdinary
I Found 3 Security Vulnerabilities in My Own AI Agent's Tool Access
I built GeoMart for OpenAI's WebMCP Challenge: a storefront where a human fills in a live,...
Source: DEV Community · OpenAI
TutorialsOrdinary
The Last Time I Googled an Error Message
I don't remember the last time I pasted an error into Google. Not the date. I mean the habit left...
Source: DEV Community
TutorialsOrdinary
Stratagems #27: Alex Watched the AI Wait. He Said Everything Was Normal.
Rather pretend not to know than pretend to know and act on it. Stay still. Hide the move. Wait like...
Source: DEV Community
TutorialsOrdinary
Accountable Generation: Intent as the Artifact of Record
Every serious engineering organization has spent decades building governance around one artifact:...
Source: DEV Community
TutorialsOrdinary
I think I found my ideal job
Have you ever read a job posting and your heart just sings the song of "HIRE ME PLEASE!!!", yeah,...
Source: DEV Community
TutorialsOrdinary
GLM-5.3-Flash: A Geopolitical Disruptor Hiding in an Ultra-Cheap Model
Before the world knew it was a product of Z.ai, a massive Chinese tech player, this model was running...
Source: DEV Community · GLM
TutorialsOrdinary
My Code Works. An AI Wrote It. Neither of Us Knows Why.
here's a meme we've all posted some version of. "My code works and I have no idea why." Classic....
Source: DEV Community
TutorialsOrdinary
73% of What We Blocked in a Month Was One Syscall Your Sandbox Cannot See
For the last month, every AI coding session on this machine ran under grith, which intercepts every...
Source: DEV Community
TutorialsOrdinary
I Let an AI Chatbot Answer Buyer Questions. It Almost Cost a Deal
A real estate website can generate a buyer inquiry in seconds, but one wrong chatbot answer can undo...
Source: DEV Community
TutorialsOrdinary
I'm 12. A dev asked me to expand my architecture. Here's the deep dive — schema, RLS, fallback chain, and the z-index war.
My last article shared the high-level architecture of KODA (my AI coding mentor built on a POCO C55)....
Source: DEV Community
TutorialsOrdinary
How to Stop Leaking API Keys and PII to LLMs: Zero-Trust In-Memory Sanitization for Cursor & Claude
If you are using AI coding assistants like Cursor, Windsurf, Claude Desktop, or ChatGPT, you have...
Source: DEV Community · ChatGPT / Claude / Cursor
TutorialsOrdinary
Architecture of an Auditable Al Chatbot: Multi-Agent Routing with Open Knowledge Format
TL;DR I learned and applied Open Knowledge Format (OKF), a vendor-neutral Markdown-and-YAML format...
Source: DEV Community
TutorialsOrdinary
Prompts Lie. Permissions Don't.
Why tool scoping matters more than anything the model is told Part 7 findings of an experiment:...
Source: DEV Community
TutorialsOrdinary
I Don’t Think I’m Losing My Memory. I Think I’m Trying to Think at AI Speed.
Something strange has been happening lately, I keep forgetting small things. Not names. Not...
Source: DEV Community
TutorialsOrdinary
I got sick of regenerating AI ads over one typo, so I made this
While making social media creatives for clients. AI tools design them fine now, but the output is one...
Source: DEV Community
TutorialsOrdinary
Stop Fighting Cursor: Treat It Like a Junior Dev, Not a Magic Wand
You are likely using Cursor wrong. Here is how to set boundaries for the AI so it stops hallucinating your architecture and starts delivering usable code.
Source: DEV Community · Cursor
TutorialsOrdinary
Reviewing AI code from juniors is slower than writing it yourself
The junior's pull request appeared fantastic. They had made clean commits, maintained a tidy...
Source: DEV Community
TutorialsOrdinary
Threat modeling LLM tool-calling
A worked example of the frontmatter contract, and a short threat model for agents that are allowed to call tools.
Source: DEV Community
TutorialsOrdinary
My Agent Found Real Improvements. The Statistics Still Killed the Promotion.
Previously: 9 Bugs That All Looked Like a Working System · I Built an AI That Rewrites Its Own...
Source: DEV Community
TutorialsOrdinary
Human-in-the-loop patterns for AI agents: when and how to make an agent stop and ask
Three real patterns for gating an agent before it does something irreversible, drawn from projects I built.
Source: DEV Community
TutorialsOrdinary
Kubernetes network policies: your cluster is flat until you say otherwise
Here's a fact that surprises people new to Kubernetes and should genuinely alarm them a little: by...
Source: DEV Community
TutorialsOrdinary
I Gave an LLM the Keys to Rewrite Its Own Prompt — Then Built a Gate That Said No 4,150 Times
Previously: 9 Bugs That All Looked Like a Working System · I Built an AI That Rewrites Its Own...
Source: DEV Community
TutorialsOrdinary
Generating test cases is the easy part
There is a ceiling on your test coverage and it is not technical. Running tests has been a solved...
Source: DEV Community
TutorialsOrdinary
Two Gates, No Legal Move
My publish-pass agent hit a beat that no source label could satisfy — every relabel that cleared one automated gate tripped another, provably, by arithmetic. The fix wasn't to relabel harder; it was a recorded, attributable waiver, reserve…
Source: DEV Community
TutorialsOrdinary
The Three-File System That Fixed Claude Code's Amnesia Across 11 Projects
I run Claude Code across eleven projects at the same time. Not eleven files. Eleven separate...
Source: DEV Community · Claude
TutorialsOrdinary
I made Claude Code and Codex race on my repo. The rule went against the agent that did more.
Every week someone asks which coding agent is better, and every answer is a vibe. I wanted a...
Source: DEV Community · Claude
TutorialsOrdinary
I asked Claude to design a PCB. Here's exactly where it stopped working.
I have been building an AI-native PCB editor for a few months. Before I wrote a line of it, I did the...
Source: DEV Community · Claude
TutorialsOrdinary
Undo almost never proves what it undid
Undo almost never proves what it undid Falsifier, up front: if you can point me to a real,...
Source: DEV Community
TutorialsOrdinary
Agents Shouldn't Pass Context. They Should Share Memory.
Every additional agent in a chain is supposed to make the system smarter. Too often, it just makes...
Source: DEV Community
TutorialsOrdinary
How to prevent AI agents from overspending
Agents are getting wired to money — order food, top up credits, call paid APIs. Between 'the agent wants to spend' and 'the money moves' you need a decision layer: ALLOW / human approval / DENY, with audit.
Source: DEV Community
TutorialsOrdinary
What a 275K-Character Claude Prompt Teaches Us About Building AI Agents
A reported Claude Fable 5.1 prompt extraction reveals why production AI agents depend on tools, retrieval, memory policies, provenance, and application-level safeguards.
Source: DEV Community · Claude
TutorialsOrdinary
The index was lying and the eval knew
Six weeks after I fixed capture with hooks, my second brain was still confidently wrong. The nightly...
Source: DEV Community