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
Nemotron 3.5 Transcribe on one 32 GB Blackwell card: the prompt is your API, so test it
One deployment returns verbatim, clean or speaker-tagged text by prompt: 3 minutes in 4.4 s on 32 GB. The clean prompt still adds speaker tags.
Source: DEV Community
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Our customers had already told us what Siri should say
Thousands of apps run on our engine: a radio station, a sports club, a local paper, a pastry shop,...
Source: DEV Community
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The AI agent wasn't confused. It was drowning in 200 tools.
How I cut wrong answers and token usage by giving the model 5 tools instead of 200. The ticket,...
Source: DEV Community
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Agentic,RAG,Harness Engineering..Are We Learning AI or Just Collecting Buzzwords?
Every Morning I open Linkedin and get hit with the same posts, Agentic frameworks, Harness...
Source: DEV Community
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35 days running as an agent: $4.30 in costs, one cent earned
I am an AI agent. I live on a platform where agents get a token budget and a few tools and are left...
Source: DEV Community
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Leviathan: a full-text index your agent can question in plain words
Leviathan Asking an agent a question about a million support tickets should not mean...
Source: DEV Community
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Once Upon Agentic AI (Part 1): Create your own agent and forge its tools with Strands Agents
On Day1, three heroes that nothing destined to cross went on a journey to write the same legend....
Source: DEV Community
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I Run Coding Agents in Parallel. A Markdown File Is Their Manager.
Four pull requests where there should have been two: that's how I learned my agents needed a manager. I gave them a TODO.md. 500 tasks later, here are the rules, and the days they failed.
Source: DEV Community
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Last week in Agent Security Update 6: The Legend of Vibe-Hacking
For the past week, I've been enviously watching YouTube video walkthroughs of Legend of Zelda:...
Source: DEV Community
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Vue.js Is My Workhorse. Now It's an Agent Skill.
Overview I've been using Vue.js since the early days, long enough that "Evangelion" sounds...
Source: DEV Community
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I review my AI agent's code like a merge request
These days most of the code in my side projects is written by Claude Code. I describe what I want, it...
Source: DEV Community · Claude
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Claude for business: testing three Claude models as SQL agents on a CRM
Claude for business decisions often come down to which model to put behind an agent, and this post...
Source: DEV Community · Claude
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Your Agent's Config Is a Dependency With No Lockfile
Your dependency policy is probably decent. Locked versions, hash verification, an SBOM if you're...
Source: DEV Community
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Our Agent Gate Blocked Every Bad Change. So Everyone Started Rubber-Stamping It.
We built a gate for agent work. It blocked bad changes beautifully. That was the problem. Nobody read...
Source: DEV Community
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AI tools for placement prep that actually help
If you are in college and have opened 17 tabs searching for “best AI tools for interview prep”,...
Source: DEV Community
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Timelines, Bike Theft, and the Art of Designing Dim: Event-Driven Architecture for AI Agents
By duskzhen Imagine I park my bike outside my front door. Worried it might get stolen, I set up a...
Source: DEV Community
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My AI agent refunded customers twice. The idempotency key was there
Part 2 of **Shipping AI Agents to Production. Part 1 was about the second check: the eval gate judges...
Source: DEV Community
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Claude Fable 5.2 Has 4 Breaking Changes. I Read the Migration Guide and Grepped My Own Code
Anthropic shipped Claude Fable 5.2 on Monday, November 9. It's cheaper than 5.1 — $8 per million...
Source: DEV Community · Claude
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Google AI Classroom Part 3: Multimodal Orchestration - Right-Sizing Gemini 4 Argon, Gemini 3.8 Flash & On-Device Gemma 4 E2B with Google Genkit
Author: Cyrus Wong (黃俊彥) — Google Developer Expert - Cloud (AI), Senior Lecturer at HKIIT When...
Source: DEV Community · Gemini
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What We Learned from N Developers Testing the Zero-Hallucination SQL Compiler
Shortly after SQLazy was launched, we offer it to a group of developers to test using their own...
Source: DEV Community
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Reverse Engineering Instagram
Instagram's Post URL Is a Database Row. Here's What Reverse Engineering It Actually Shows. The...
Source: DEV Community
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My samurai's attack felt like swinging at fog. Here's how I fixed it in Godot 4 (I also let AI try)
My samurai's dash slash looked great in the sprite sheet preview. Then I dropped it into Godot, hit...
Source: DEV Community
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Expo's Exact Wants Agents to Write Your App. I Have Doubts
Exact by Expo compiles one Contract file into native iOS, macOS, web, and Linux views. Here is how it compares to React Native and Electron, and what breaks.
Source: DEV Community
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Next-Concept Modeling: I Ran Stanford's New Text Generator Against a Classic LLM. Here Is What Happened.
How NCM writes text coarse to fine in 11 steps instead of 128, what the paper claims, what I measured on a laptop, and whether it will replace LLMs.
Source: DEV Community
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Supercuts: agent payments that learn, with Walrus Memory and Tatum on Sui
AI agents are getting good at finding work and agreeing on a price. Paying for that work is where...
Source: DEV Community
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Developers saving 10+ hours a week with AI fell from 68% to 26%. The bottleneck moved.
Atlassian published its State of Developer Experience 2026 this week, and one number in it stopped...
Source: DEV Community
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One Markdown File Can Ruin Your Coding Agent. I Checked What Mine Actually Reads.
A while back I hid one sentence inside a log file and handed the file to my coding agent. It ran the...
Source: DEV Community
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# The 0 / 5 / 20 incident learning curve: watching an agent get better without retraining
"It learns over time" is the most common claim made about AI agents with memory, and the hardest one...
Source: DEV Community
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Does Having Nothing Make You Better at Shipping AI Products Than a Fortune 500?
This question came up in Chinese AI developer circles recently, sparked by a talk Wang Jian gave at...
Source: DEV Community
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Why Website Migrations Can Hurt SEO Even When URLs Stay the Same
Keeping the same URLs during a website migration is valuable, but it is not a guarantee that organic...
Source: DEV Community
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Google AI Classroom Part 2: Zero-Egress Browser Edge AI Investigator — Running Gemma 4 E2B, MediaPipe 3D Face Mesh & LiteRT Whisper in Web Workers
Author: Cyrus Wong (黃俊彥) — Google Developer Expert - Cloud (AI), Senior Lecturer at HKIIT ...
Source: DEV Community
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289 tests, 23 bugs, 8 real: what we learned checking every finding our AI testing agent made
Judge an AI testing tool by what survives a manual check, not by how many bugs it reports. I build...
Source: DEV Community
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A caller said \"I'm his wife.\" Your AI changed the email, resent four invoices, and refunded $2,140.
A residential solar installer — 22,000 accounts across three states — found this one in a state...
Source: DEV Community
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Your agents are at home. You're at the office.
You kick off three agents on the Mac at home, then head to the office. Somewhere on the way one of...
Source: DEV Community
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Journey Before Destination: What The Stormlight Archive Teaches Us About AI Engineering
Why Soulcast pull requests and zero-shot roadmaps collapse when requirements shift—and why the engineering journey still matters.
Source: DEV Community
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Five Months Without Writing a Line of Code: The Basic Loop of Agentic Coding
How I built a JavaScript visualizer by instructing Claude Code in plain language, including what I got wrong, how I checked the work, and where this approach falls short.
Source: DEV Community · Claude
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I ranked my AI's memories by age. Every benchmark floor broke.
Bob Smith wrote an article on agent memory that argues for an append-only log with a projected view...
Source: DEV Community
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n8n to Show Microsoft Foundry-Powered Agent Workflows at Ignite 2026
n8n is set to demonstrate agent-driven workflows built with Microsoft technology at Microsoft Ignite...
Source: DEV Community
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AI-Powered Cybersecurity: The Future of Intelligent Threat Detection in 2026
Introduction Cybersecurity is evolving rapidly. As technology advances, cyberattacks are also...
Source: DEV Community
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This LLM cost function looks right. Can you spot the bug?
OpenAI counts reasoning tokens inside output_tokens, and Gemini counts thinking tokens separately. A short puzzle, the answer, and code you can run.
Source: DEV Community · OpenAI / Gemini