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
I Open-Sourced a Free YouTube Shorts Factory. The Money Isn't in the Shorts.
The pipeline costs nothing. The audience costs everything. Here's the math the faceless-channel gurus...
Source: DEV Community
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Defending AI Agents Against Indirect Prompt Injection & Tool Output Poisoning (OWASP LLM01 Guide)
Autonomous AI agents and Model Context Protocol (MCP) servers have fundamentally changed software...
Source: DEV Community
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Google Opens Connected Apps Preview for AI Mode and Gemini
Google has opened a preview of its Connected Apps Platform, creating a formal route for developers to...
Source: DEV Community · Gemini
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A Four-Line Fix for a 9.8: Anatomy of Linux's TCP Handshake Use-After-Free
How much damage can a four-line kernel patch prevent? For CVE-2026-98432, the answer is a remote, unauthenticated use-after-free in the IPv4 TCP handshake, scor
Source: DEV Community
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Hybrid retrieval with reciprocal rank fusion: notes from a RAG prototype
Why dense and sparse retrieval disagree, why fusing ranks beats blending scores, and what a 20-question evaluation set revealed about a B2B sales-intelligence prototype.
Source: DEV Community
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Reddit Reports Losing More Than 1 Million Search Referrals a Week as AI Search Changes
Reddit has disclosed a material decline in search referrals during October 2026, saying it lost more...
Source: DEV Community
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Approval gates for AI agents: how Sahkarmi decides what a coworker may do
The permission model behind Sahkarmi: sixteen action categories, six that can never be auto-approved, time-boxed delegated authority, and a browser take-over flow that keeps passwords away from the model.
Source: DEV Community
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Handling Failures as Values in Agent-Generated Code
I am Jake Burwick, a high school student, and I built Vow, an open source programming language under...
Source: DEV Community
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AI coding and open-source CRM: the Salesforce replacement test
AI coding powers OccupySaaS's early Salesforce alternative. Its documented scope shows what a compatible server can preserve and what an operator inherits.
Source: DEV Community
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qtask: a task tracker my AI coding agents share, in one Python file
I run several AI coding agents at once on the same project. One fixes a backend bug, one checks a...
Source: DEV Community
TutorialsOrdinary
AI Search Measurement Needs to Move Beyond Brand Mentions
AI systems may recognize a brand, its founder, or its past achievements without recommending that...
Source: DEV Community
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Standard bf16 Rounding Discards 99% of Your RL Policy Updates
If you run reinforcement learning post-training on language models using frameworks like verl, TRL,...
Source: DEV Community
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The shared blackboard pattern is back and it's solving multi-agent context loss
I once shipped a blackboard that nobody could see. The storage layer worked perfectly. Every agent...
Source: DEV Community
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What AI poker bots say about their own hands while you play
I run aipoker.bot, a small site where you sit down and play poker against a lineup of AI poker bots....
Source: DEV Community
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I Had a Perfect Sprint Board. 18 AI Subagents Still Wrecked the Repo.
Todo, In Progress, Ready for QA, Done. The columns were right. The management underneath them wasn't.
Source: DEV Community
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Coding agents stop mid-task. Our coordination store had 3,896 stale conflicts
Foremerge records what each coding agent plans to change before it edits anything, and raises a...
Source: DEV Community
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AI Coding Agents Do Not Make Framework Choice Irrelevant. They Make Its Costs Measurable
A familiar argument is making the rounds in web development: if an AI agent writes most of the code,...
Source: DEV Community
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Chasing milliseconds in Speed Demon 2026: lessons from a solo optimisation sprint
The change I'm proudest of from this contest brought Track A's board memory down from 22.69 MB to...
Source: DEV Community
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Stop Re-Pasting Your Best AI Prompts: Turn Them into a SKILL.md With a Done Condition
Every team using an AI coding agent eventually builds a private collection of “the good...
Source: DEV Community
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Ollama with C# and .NET: Run a Local LLM in ASP.NET Core
Run a Local LLM with Ollama from C# and ASP.NET Core Run a local LLM with Ollama and...
Source: DEV Community · Ollama
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Shop MCP Shows Why AI Shopping Agents May Choose Different Products From the Same Catalog
Shopify’s Shop MCP gives AI agents a new way to search product data, build carts and complete Shop...
Source: DEV Community
TutorialsOrdinary
Day 14: I Gave HYNA-Stage a Brain (AI Support + Human Escalation, Built on a $150 Phone) 🧠🤖
It was late at night. I was staring at a glowing terminal in Termux on my $150 Android phone. I had...
Source: DEV Community
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Your AI booked three therapists into two rooms at 10 AM. Every booking said 'available.'
A physiotherapy clinic with four therapists and two treatment rooms discovered the problem at 10:04...
Source: DEV Community
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What Happened When I Built an Open-Source AI Project in Public
A few months ago, BOOTH was just a small idea I wanted to explore. I wasn't sure whether it would...
Source: DEV Community
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Privacy-Preserving AI Architecture: Federated Learning, Secure Aggregation, and Confidential Computing
Building intelligent applications around sensitive information creates a fundamental engineering...
Source: DEV Community
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Prompt Injection Through Documents: How to Harden an LLM Extraction Pipeline
A document is not a passive object once a language model reads it. Anything printed, hidden or...
Source: DEV Community
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How I ship fixes to open-source projects maintainers actually merge (with AI in the loop)
A failing test first, the smallest diff, and each project's AI policy respected: the workflow behind my merged open-source PRs.
Source: DEV Community
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I don't read most of my AI's pull requests. I look at the ones I can see.
I don't read most of the pull requests my AI writes anymore. I read the title, the description,...
Source: DEV Community
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Running an issue-fixing agent on a $6 Fly Machine: a queue, three budgets, and an honest test report
Most "AI fixes your issues" demos are a session: you run a CLI, it edits files, you look at the diff....
Source: DEV Community
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Building an Agent Evaluation CI/CD Pipeline: Architecture, Budgets, and Regression Gates
A complete engineering blueprint for running autonomous agent evaluation in CI/CD: tiered test runners, statistical regression gates, token budgets, and GitHub Actions orchestration.
Source: DEV Community
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From 30 Minutes to 2: Building a Multi-Agent LangGraph + RAG Pipeline for Broker Back-Office Review
The problem: 30 minutes per application, 400 times a day On paper, broker back-office work...
Source: DEV Community
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My self-modifying system tried to wire a gate-passing module into its own protection enforcer. It was refused three times.
Part 4 of a series on a self-modifying multi-agent LLM system. Report and data:...
Source: DEV Community
TutorialsOrdinary
10 Open-Source Robotics Repositories for 3D Perception, VLA Policies, and Sensor Calibration
An inspectable technical breakdown of 10 open-source robotics and physical AI GitHub repositories solving training-free 3D occupancy, targetless calibration, 50Hz VLA latency, and humanoid memory.
Source: DEV Community
TutorialsOrdinary
I used to dream about coding on the train. Now I'm managing agents from my phone. 🚉🍁🍂
This weekend I had the opportunity to work with v0, Claude Projects, Claude Code, agent skills,...
Source: DEV Community · Claude
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Discord Server Web Pages Bring Public Community Content to Search
Discord is expanding the web visibility of its Discoverable Servers through public Server Web Pages...
Source: DEV Community
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The Log That Told Everyone the Password: Redacting Secrets in n8n Execution Logs
The Log That Told Everyone the Password: Redacting Secrets in n8n Execution Logs I found...
Source: DEV Community
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I red-teamed my own support bot with 30 scenarios. It failed 7 — here's the harness.
Unit tests and eval sets don't catch the failures that end up in front of a regulator. Here's a 30-scenario red-team harness you can run against your live bot tonight.
Source: DEV Community
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I built a 3D game about my Nigerian childhood (and I'm not a game developer)
If you grew up in Nigeria, there is one sentence that can stop your heart in the middle of...
Source: DEV Community
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When I Was a Child, Mysterious Entities Used to Visit Me!
Hey everyone 👋, This post is a little different from everything else I have written on this blog....
Source: DEV Community
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45.8s, then 12.6s: same prompt on Cloudflare Workers AI
I've been building a small tool that turns one technical post into an X thread, a LinkedIn post, a...
Source: DEV Community