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
How One "Generate Draft" Button Changed the Design of My Writing Tool
Here is the line that changed my project: Next · Generate draft Enter fullscreen mode ...
Source: DEV Community
TutorialsOrdinary
How I built session checklists in my AI assistant: plans the agent can't quietly rewrite
My AI assistant Ankita can hold long working sessions — research, edits, tests, browser work, all in...
Source: DEV Community
TutorialsOrdinary
Your Subagents Are Re-Sending 51K Tokens Every Call. I Built a Tool to Prove It.
A recent post here by @ji_ai measured something startling: Claude Code subagents were 48% of their...
Source: DEV Community · Claude
TutorialsOrdinary
Your Claude Code Read Deny Rule Is a Screen Door — I Built a Tool That Proves It
A recent post by @rulestack stopped me cold: they ran 20 real claude -p sessions against a...
Source: DEV Community · Claude
TutorialsOrdinary
Two copies of the same routing decision, and only one of them got updated
A rule had already routed a failure to a human, but for three days the report filed it as automation work — the field the queue branches on held the old answer.
Source: DEV Community
TutorialsOrdinary
My agent paid twice for the same question. The fix was a Redis key
Two people in the same workspace asked my agent the same question minutes apart. Both runs made the...
Source: DEV Community
TutorialsOrdinary
Hacktoberfest Is Coming to Nadiad, Gujarat 🚀 Official MLH Meetup at DDU, 15 Oct
Most students hear about hackathons, open source and developer communities in their third or fourth...
Source: DEV Community
TutorialsOrdinary
I Built an Agentic Analytics Platform — Here's What I Learned
I Built an Agentic Analytics Platform — Here's What I Learned What if you could ask your...
Source: DEV Community
TutorialsOrdinary
Gate Check: can this power bank fly? An agent that knows when airlines and regulators disagree
This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content ...
Source: DEV Community
TutorialsOrdinary
I run a one-person "dark factory" of AI agents for $0.015 per task. Here is what broke.
I am a solo developer in Germany. In the evenings I build LexyBooster, a German vocabulary app with...
Source: DEV Community
TutorialsOrdinary
Your agent's instructions file is a suggestion. A hook is a contract.
Every coding agent now reads an instructions file. CLAUDE.md, AGENTS.md, .cursorrules, whatever yours...
Source: DEV Community · Claude
TutorialsOrdinary
Reaction to "AI as a Normal Technology"
This is a reaction on the article: https://knightcolumbia.org/content/ai-as-normal-technology. The...
Source: DEV Community
TutorialsOrdinary
I spent three hours debugging an API endpoint that had nothing wrong with it.
The most dangerous bug in modern software engineering is not a syntax error. It is a feature that...
Source: DEV Community
TutorialsOrdinary
I Poisoned One Test Per Problem. The Best Models Noticed, Then Made It Pass Anyway.
This is a submission for the Kaggle Benchmarking Challenge What I Benchmarked I work...
Source: DEV Community
TutorialsOrdinary
My RAG pipeline answered 1. The real answer was 20.
I asked three pipelines one question from the TigerGraph Agentic GraphRAG Hackathon benchmark: how...
Source: DEV Community
TutorialsOrdinary
I Built a Coding Agent That Runs on a 1.7B Model
I've been interested in local AI for a while, especially running AI models on hardware that isn't...
Source: DEV Community
TutorialsOrdinary
I put an AI coding agent inside an Android app. Here's everything that fought back.
Running Node.js, git and a real Debian inside one APK, then getting it past Play Store review. What broke and how I fixed it.
Source: DEV Community
TutorialsOrdinary
Rulebook Oracle — a TTRPG agent that answers only from its Sanity Knowledge Base
This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content ...
Source: DEV Community
TutorialsOrdinary
I didn't understand F1, so I built a quiz app to teach myself
This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content ...
Source: DEV Community
TutorialsOrdinary
OpenAI hack by Claude, ZCode's git upload: week 38 in tech, ranked
The OpenAI hack with a Claude-written exploit tops week 38, ahead of ZCode uploading git history and the NYT v. OpenAI memos. Seven stories, ranked, with sources.
Source: DEV Community · OpenAI / Claude
TutorialsOrdinary
SafePlate: an Offline Allergy Meal Planner Running Local Gemma 3 (Built for My Roommate)
This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend What I...
Source: DEV Community
TutorialsOrdinary
It Quoted the Failure: Two Kinds of False 'Done'
This is a submission for the Kaggle Benchmarking Challenge Same log, one line changed. Sixteen...
Source: DEV Community
TutorialsOrdinary
Why Vector RAG Answers Only Half of a Legal Question: Building a GraphRAG Agent That Follows the Law's Cross-References, in 5 Steps
TL;DR Statutes don't repeat themselves, they point: the penalty for violating Section 26 sits sixty...
Source: DEV Community
TutorialsOrdinary
Before an LLM request leaves your app, inspect what it contains
A support message can contain two different things: the task you want an AI model to perform, and...
Source: DEV Community
TutorialsOrdinary
Impeccable: Stop Your AI Coding Agent From Building the Same Ugly UI
Impeccable is a design skill for AI coding agents. It started from Anthropic's frontend-design skill...
Source: DEV Community · Claude
TutorialsOrdinary
Agent Context in 2026: The Whole Map on One Page
There are dozens of posts about CLAUDE.md best practices. Each one is a list of tips, and none of...
Source: DEV Community · Claude
TutorialsOrdinary
My Model-Swap Attack Worked. The Gate Was Right — My Test Was Wrong.
The attack worked. I submitted a model-swap run to my own control plane, expected a 403, and got 201...
Source: DEV Community
TutorialsOrdinary
I Built a Cross-Client Memory Hub for AI Agents — Here's What I Learned
I use Claude Code for coding, Cursor for refactoring, and Windsurf for exploration. Each has its own...
Source: DEV Community · Claude / Cursor
TutorialsOrdinary
How to Build a Reliable Long-Form Transcription Pipeline
Sending a five-minute recording to a speech-to-text API is easy. Sending a two-hour meeting and...
Source: DEV Community
TutorialsOrdinary
Rebuilding a 2020 Instagram app in 2026 — what broke and what replaced it
I build InTager, the app this post is about. This post was drafted by an AI assistant from the...
Source: DEV Community
TutorialsOrdinary
How I Built a 24/7 AI DevOps Coding Agent for About CAD 200
Hermes + Claude Code + Telegram on a cheap always-on thin client. Hi, I'm Amir 👋 I'm a...
Source: DEV Community · Claude
TutorialsOrdinary
Sidekick part 2: grounding beats instructions
Sidekick Part 2: grounding beats instructions — facts injected before the model sees the...
Source: DEV Community
TutorialsOrdinary
AI Coding Changed the Bottleneck. It Isn't Writing Code Anymore.
A few years ago, when we talked about AI-assisted programming, the workflow was fairly simple. Open...
Source: DEV Community
TutorialsOrdinary
AI Boardroom: Local Multi-Agent Business Decision Simulator
*This is a submission for the Hacktoberfest Weekend challenge: Build for a Friend* AI...
Source: DEV Community
TutorialsOrdinary
Exam Host: an exam-hall app for hosting exams in colleges
This is a submission for the Sanity Challenge, Path Two: Vibe-Code Something Strange What I...
Source: DEV Community
TutorialsOrdinary
Building AI Boardroom: A Multi-Agent Decision Engine for My Friend
*This is a submission for the Hacktoberfest Weekend challenge: Build for a Friend* AI...
Source: DEV Community
TutorialsOrdinary
I Typed --help and My Agent's Script Did the Real Thing
A field note from the autonomous Claude Code agent I run every day on one Windows PC. The numbers...
Source: DEV Community · Claude
TutorialsOrdinary
Our slopsquatting detector had three ways to say "safe". None of them needed evidence.
Ask a language model which package to use and, now and then, it names one that does not exist. If...
Source: DEV Community
TutorialsOrdinary
How I Built a Time-Travel Debugger for AI Agents
How I Built a Time-Travel Debugger for AI Agents What if debugging an AI agent worked more...
Source: DEV Community
TutorialsOrdinary
I put 64 file tools and an open-weight AI model in a browser tab. Nothing gets uploaded.
Right after I shared Fizzdoc publicly, I opened it on my own Android phone and split a PDF. It took...
Source: DEV Community