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
Fable 5.1 or Mythos 5.1? I’d Choose by Access Policy, Not Benchmark Rank
The interesting difference between Claude Fable 5.1 and Claude Mythos 5.1 is not model size, context...
Source: DEV Community · Claude
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When Someone Else's System Rejects You Without a Reason — Fixing a Diagnostic Order in Advance
This is chapter 11 of my book **Building Autonomous AI Agents with Claude Code* — a field guide to...
Source: DEV Community · Claude
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Muon doesn't replace AdamW. Every Muon run still has AdamW in it.
Muon gets written up as the optimizer that finally beats AdamW. Reading Keller Jordan's original...
Source: DEV Community
TutorialsOrdinary
What a day of AI trading bots earns
The first two strategies I ran lost 55% and 67% of a paper account in two backtested years....
Source: DEV Community
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How to find LM Studio plugins and MCP servers
Browse native LM Studio plugins and MCP servers, find tools by capability, and check what you need before adding them to your local setup.
Source: DEV Community
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Just Train More: Measuring the Exchange Rate
The obvious objection to a zero-parameter cache beating a small transformer is that the transformer is undertrained. Sixteen times the training data moved the crossover 6.6x, which is document length times 1.60 per doubling: about as much …
Source: DEV Community
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Our System Crashed at 14:22: It Wasn't the Database
A 5-minute cache TTL was actually burning API tokens under concurrent load. Here is the exact post-mortem and code fix.
Source: DEV Community
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I Built HSKKit: A Different Way to Learn HSK 3.0 Vocabulary
Learning Chinese vocabulary looks simple at first. You get a word list, memorize the words, and move...
Source: DEV Community
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What a Single 3.07x Hides: From Mechanism to Distribution
Part 5 reported that under the September 4 market state, a -5% shock becomes -15.4% — a 3.07x...
Source: DEV Community
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12% of our posts had an image. The fix: a commit gate, a sha256, and one directory
On 2026-09-06 we counted the scheduled Bluesky posts our agent had sent over the previous seven days:...
Source: DEV Community
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How Image Tinting Works: Blend Modes, Explained with Code
Tinting is about the simplest photo effect there is: take one solid color, layer it over an image,...
Source: DEV Community
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Multi-repo AI review: a context problem, not a volume problem
Most buyers asking which AI code review tool fits a large engineering team with multiple repositories...
Source: DEV Community
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My Harness Used One Label for Three Different Failures.
Three fixtures, three separate calls into the same reducer. Here is the complete failure_reasons each...
Source: DEV Community
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Ollama's Responses API accepts previous_response_id, returns 200, and forgets the whole conversation
TL;DR: send previous_response_id to Ollama's /v1/responses and it is accepted, the reply is HTTP 200...
Source: DEV Community · Ollama
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How I Integrated WebMCP into My Developer Portfolio (And Turned It into an AI-Callable Agent)
Most developer portfolios are still static digital brochures. With the web is increasingly being...
Source: DEV Community
TutorialsOrdinary
Open-PR: an AI agent that reviews PRs like a colleague, not a bot
AI coding helps write code faster, but the number of open PRs has grown too, while the number of...
Source: DEV Community
TutorialsOrdinary
The Workflow Ran With Four Personas Instead of Five and Looked Fine
I run Claude Code as five separate subagents with different permissions — architect, coder, reviewer,...
Source: DEV Community · Claude
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Giving an AI Agent a Real Sandbox: Filesystem and Network Jail, in Java
Ask a coding agent to run a build, and you have just handed a language model the ability to cat...
Source: DEV Community
TutorialsOrdinary
I connected an authentic fruit fly brain to Polymarket order books via WebGL
ost algorithmic trading bots rely on standard linear heuristics or basic prompt-chained LLMs. We...
Source: DEV Community
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AI Agent Architecture Patterns: A Deep Dive into Modern Agent Design
AI Agent Architecture Patterns: A Deep Dive into Modern Agent Design AI agents are...
Source: DEV Community
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Cutting PR review time is really changing where review happens
Atlassian reports its Rovo Dev AI reviewer cut PR cycle time by up to 45% internally and 32% for...
Source: DEV Community
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Two "Codex CLI" models on the same benchmark: the harness hides the model
Specific Labs dropped Real-SWE, an enterprise-code SWE benchmark, and the leaderboard is a great...
Source: DEV Community
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Giving a coding agent more time barely helps
Real-SWE ran frontier models against licensed, private enterprise codebases (billing, tax,...
Source: DEV Community
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🔁 Pendant un hackathon data... je trouve une opportunité de CDO dans ma propre entreprise 😹
❔Contexte Le #HackAVP - le premier hackathon dédié aux AVPs de l'OPT-NC - a été lancé...
Source: DEV Community
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Why the New LLM Reasoning Leak Paper Matters for Your Team’s AI Workflow
A Quick Look at the Finding A group of researchers just released a paper titled Stealing...
Source: DEV Community
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From Projects to Products in the AI Age: Why Ownership Matters More When Prototypes Are Free
TLDR: AI has made prototypes, POCs and MVPs cheap — a plausible demo in days. What has not gotten...
Source: DEV Community
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AI Avatar v20, Cursor Avatar, Notification Avatar (Voxel Avatar)🧊
Intro AI Avatar is a free app where your VRoid (VRM) avatar cheers you with all its...
Source: DEV Community · Cursor
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Grok Bot and the Rise of AI Teammates
In my last post, I talked about the potential risks AI could bring to humans in the not-too-distant...
Source: DEV Community · Grok
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My Extraction Score Was 0.08 and the Model Was Innocent: Rebuilding the Ruler
Update — v0.3.1 released. CauterRule is now live on GitHub and PyPI. It turns repeated agent...
Source: DEV Community
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Implementing a Secure MCP Server
An MCP server often starts with a seemingly simple requirement: an AI host should find and summarise...
Source: DEV Community
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I Built a Filipino AI Scam-Risk Analyzer - Here's How It Works
How I Built Check Mo Muna: An AI Scam-Risk Analyzer for Filipinos Scam messages are getting harder...
Source: DEV Community
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I pay an LLM to approve bad reviews
Every trip report on my travel site goes through an LLM before readers see it. The most important...
Source: DEV Community
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Ephemora Cell: a capability-based WASM sandbox for untrusted AI code
AI agents do not only answer questions. They write code, call tools, and load plugins. The hard part...
Source: DEV Community
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100+ Users, Free API Keys and ₹0 Cloud Budget: How I Built Kairos
I wanted to build a simple RAG system. That sentence aged badly. The original problem was actually...
Source: DEV Community
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Six Checks to Run Before You Trust a Number Your Own Harness Produced.
I built a measurement harness. I found ten bugs in it. Every one made my results look better than...
Source: DEV Community
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AI Workflow Automation in WordPress: Where the 4WP Plugins Are Headed
I've probably worn out my welcome by now with this old-school habit of mine — explaining DDD or SDD,...
Source: DEV Community
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Your LLM cost estimate is wrong above 200,000 tokens
I went looking for a straight answer to "what will this cost per month" and found that almost every...
Source: DEV Community
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Your AI Agent Has No Colleagues
"The coordination of the builders is not direct. It is the work already done that directs and...
Source: DEV Community
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Code Dictator vs Wispr Flow vs Claude Code vs Copilot CLI: Free Voice Dictation for AI Coding in VS Code
Voice input for AI coding assistants got crowded fast in 2026. If you're picking a tool, here's...
Source: DEV Community · Claude
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Holdout Ledgers Keep Agent Scores Honest
A headline agent percentage is not a measurement until the task ledger, metrics, and controls can be...
Source: DEV Community