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
Building a 200M parameter LLM from scratch in PyTorch
It's really easy to spin up Unsloth and fine-tune Llama 3 in an afternoon. I wanted to see what...
Source: DEV Community · Llama
TutorialsOrdinary
agent-trace-witness v0.1.0: signed readiness seal, post-execution capture, and PROV-DM causal graphs for autonomous AI agents
agent-trace-witness v0.1.0: signed readiness seal, post-execution capture, and PROV-DM...
Source: DEV Community
TutorialsOrdinary
You routed 80% to cheaper models. Now measure whether it worked.
Last week I argued the obvious part: most production LLM traffic — extraction, classification, short...
Source: DEV Community
TutorialsOrdinary
Your AI agent's audit log is signed by the thing it's auditing
Why in-process audit logs fail under agent compromise, and how to fix them with out-of-process,...
Source: DEV Community
TutorialsOrdinary
AI-assisted genealogy
My son recently came to me to brag about using AI to find our ancestors. While the results were...
Source: DEV Community
TutorialsOrdinary
Directed Creation: What a 3B Model Can Actually Do to My Files
This started as an abstract way I think about AI. I wanted to manipulate files inside my own local...
Source: DEV Community
TutorialsOrdinary
Self-hosting LibreChat: one ChatGPT UI for your whole team, billed per token instead of per seat
ChatGPT Plus is $20 per person per month. A team of five is $100/month, forever, whether anyone used...
Source: DEV Community · ChatGPT
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Designing a Guest AI Image Generation Flow Without Letting Free Usage Run Wild
Disclosure: I used AI to help organize and edit this article. The implementation details and...
Source: DEV Community
TutorialsOrdinary
Deep-Dive Agentic Engineering on Azure: Technical Case Studies and AI-103 Patterns
Enterprise AI in 2026 has transitioned from simple prompt engineering into complex agentic software...
Source: DEV Community
TutorialsOrdinary
Building a Lottery Bet Calculator: A Lesson in Combinatorics and AI-Assisted Development
As a developer, I've learned that the strangest requests often lead to the most interesting technical...
Source: DEV Community
TutorialsOrdinary
Your AI Coding Assistant Should Not Own Your Repository's Memory
AI coding tools have become extremely capable. Claude Code can understand a large codebase. Codex...
Source: DEV Community · Claude
TutorialsOrdinary
False Completion Is the Real Failure Mode of Coding Agents
A deliberately strict process for preventing false completion in autonomous software...
Source: DEV Community
TutorialsOrdinary
Archify : Honest Review
Architecture diagrams become unreliable when the code changes but the diagram does not. Archify...
Source: DEV Community
TutorialsOrdinary
My gateway looked fine for 3 days. Then one request took 92 seconds.
I run an OpenAI-compatible gateway. Every day I fire the same request at it three times and write...
Source: DEV Community · OpenAI
TutorialsOrdinary
The Hostname in Your Diff Is a Clue
You can scrub every password from a prompt and still leak a working map of your company....
Source: DEV Community
TutorialsOrdinary
20 Agentic AI Terms Every Developer Should Know (Explained Simply)
Do you ever feel like the AI world has moved forward a little too quickly? You hear about...
Source: DEV Community
TutorialsOrdinary
AI Fever
I love AI I used every single day. so this is not, by any means, an antiAI rant. quiet the opposite...
Source: DEV Community
TutorialsOrdinary
The tutorials moved faster than I did: building an agent that catches deprecated dependencies
I set out to learn Amazon Bedrock AgentCore, AWS’s managed runtime for AI agents. So the plan is to...
Source: DEV Community
TutorialsOrdinary
AgentGPT Pricing in 2026: What $40/Month Really Buys (and What It Can't Finish)
AgentGPT pricing in 2026: free tier, $40/mo Pro, custom Enterprise — plus how the 25-loop cap and reliability decide what your money actually buys.
Source: DEV Community
TutorialsOrdinary
I stopped writing prompts. I write the repo.
The best prompt I ever wrote was a README. What changed when I moved my conventions out of the chat window and into the files they describe.
Source: DEV Community
TutorialsOrdinary
How I Built an AI Photo Restoration App with Next.js, Supabase, and Replicate
A few months ago I dug out a box of family photos from the 80s. Most were faded, scratched, or had...
Source: DEV Community
TutorialsOrdinary
BattleBots, but the robot is your agent harness
I built an arena where two AI agents fight over a network in real time. One of them refused the job. The other one started laying false trails.
Source: DEV Community
TutorialsOrdinary
The extraction returned zero memories, and nothing screamed
A session commit reported success. The memory extraction produced zero memories. No error dialog, no...
Source: DEV Community
TutorialsOrdinary
You Have a Review Ceiling. Measure It Before It Measures You.
I sat in on Margaret-Anne Storey's DORA community session last week, and she put a name on the thing...
Source: DEV Community
TutorialsOrdinary
Building OmniCache: A sub-millisecond Python proxy that cuts LLM bills by 50%
GitHub Repository: https://github.com/13manmayarai-hash/omnicache-proxy (MIT Licensed) What...
Source: DEV Community
TutorialsOrdinary
Before Asking an AI Coding Agent to Fix a Bug, Verify the Bug Exists
Before asking an AI coding agent to “fix this bug,” there is one question worth asking first: Does...
Source: DEV Community
TutorialsOrdinary
The cap said 3, the ledger says 6: our quota lived in the planner, not the executor
One of our product levers is capped at three executions per ISO week. In week 2026-W35 the ledger...
Source: DEV Community
TutorialsOrdinary
I Tried 4 Models to Save My Self-Improving Agent. All 4 Failed.
Previously: 9 Bugs That All Looked Like a Working System · I Built an AI That Rewrites Its Own...
Source: DEV Community
TutorialsOrdinary
Three gotchas installing a plugin into someone else's agent
Three gotchas installing a plugin into someone else's agent This one is scoped tight:...
Source: DEV Community
TutorialsOrdinary
The discriminator between a membrane and a logger
The discriminator between a membrane and a logger The first version of this test passed...
Source: DEV Community
TutorialsOrdinary
I refuse to open sloppy AI PRs. These eight blockers are the whole review.
Lint is green. The bot left forty comments about naming. Somebody typed LGTM. Then billing...
Source: DEV Community
TutorialsOrdinary
Claude Code journal plugin: Notion session summaries at a glance
The /journal skill from my breadcrumbs post is now a Claude Code plugin anyone can install. One glanceable callout per topic, colored by season with an icon for the weekday, three Notion calls per run. What it writes, how to set it up, and…
Source: DEV Community · Claude
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RL 1: Biological foundations and the "Law of Effect" (1898– 1949)
Before GPUs. Before neural networks. Before transistors were even a rumor. There was a hungry cat in...
Source: DEV Community
TutorialsOrdinary
Making three years of a Telegram group chat queryable
Telegram exports two different shapes, and neither is the hard part. The hard part is packing messages under a 500k-word source cap and making the second run idempotent.
Source: DEV Community
TutorialsOrdinary
My AI agent built a flight recorder for AI agents, and it flagged itself
Every developer I know now runs an AI coding agent in something like auto-accept mode. Claude Code,...
Source: DEV Community · Claude
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Why "tests passed" is the wrong question for an AI coding agent
Your coding agent finishes a task and tells you the tests passed. You accept the report. Later, when...
Source: DEV Community
TutorialsOrdinary
How Does AI Know What's Inside an Image? Meet Vision Language Models
Hello, I'm Rijul, and I'm building LiveReview — a blast-radius aware AI code review built for your...
Source: DEV Community
TutorialsOrdinary
How to stop your AI from finding new errors on every review
A review protocol that challenges the scheme first, then the code, then stops. Full prompt included.
Source: DEV Community
TutorialsOrdinary
Three registers, three alphabets, no APIs: building pay-per-event actors for company data
I build and sell Reestri, a small catalog of paid Apify actors that answer one kind of question: who...
Source: DEV Community
TutorialsOrdinary
Beyond the Demo: Architecting a Security-First AI Journal with Gemini
Most "AI-powered" side projects follow the same arc: a slick demo, a hardcoded API key, one shared...
Source: DEV Community · Gemini