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AI 资讯 Reddit r/artificial

Learn Agentic AI with quick, easy to run hands on labs, visual canvases and notebooks for free!

If you’re a full-stack engineer or technical architect willing to learn production-grade enterprise agents, you need architecture, security, and type-safe systems. That’s why we built AgentSwarms.fyi —the ultimate hands-on educational platform for teaching agentic AI and multi-agent workflows. 🚀 The Core AgentSwarms Ecosystem: Real-World Architectures: Skip the generic hello-world loops. Learn production-grade systems like human-in-the-loop validation, automated multi-platform content multiplexers, and secure code-sandbox environments. Deterministic Cloud Guardrails: Deep dives into multi-cloud token economics, dynamic cost-optimized routing, and model evaluation metrics. Grassroots Engineering Focus: No corporate marketing fluff. Just raw, practical code patterns designed to bridge the gap between fragile prototypes and stable cloud deployments. 💣 The New Drop: 60+ Browser-Native TypeScript Notebooks We just completely re-engineered our learning workspace. We’ve added 60+ fully interactive TypeScript Notebooks running 100% natively in your browser. No pip install dependency hell, no local Docker setup, and zero environment friction. Read the architecture, tweak the system prompts or Zod schemas, hit play, and watch the streaming terminal execute live across the five absolute best frameworks in the ecosystem: 🟢 LangChain.js (Fundamentals & Middleware Guardrails) 🔀 LangGraph.js (Cyclic Graphs & Stateful Orchestration) 💾 LlamaIndex.ts (Sentence-Window Retrieval & RAG Triad Evals) ⚡ Vercel AI SDK (Streaming UI Integration) 🤖 OpenAI Agents SDK (Lightweight, low-boilerplate loops) Stop passively scrolling through video courses. Open a canvas, break the graph nodes, and start compiling real multi-agent swarms. 👉 Dive in for free: agentswarms.fyi/learn submitted by /u/Outside-Risk-8912 [link] [留言]

/u/Outside-Risk-8912 2026-06-06 18:39 7 原文
AI 资讯 Reddit r/webdev

After fighting instagram's non existent APIs for months, I'm currently building a github-related app. And I must say these rate limits are absolutely LOVELY

I was working with being tortured by Instagram API for a client project. Eventually I delivered something that barely worked with duct tapes and prayers. Never again I'll take on any instagram/meta related project. And after that horrible experience github's rate limits, API coverage and documentation, everything about it felt like a breath of fresh air. Whereas instagram was like; "I'll give you one API call per sometimes and you better cache it" I thought I'd add some pictures from the app I'm working on since it's showoff saturday. Though there's still a lot I need to work on and I'm not sure if I'll even finish it. I just found a way to build desktop apps in python using html/css and I'm going nuts with it lol Edit : If I ever finish this app, it'll be free and open source. Basically you generate an API key, put it into the app and it lets you view, filter, and update your issues. Can also click on repo name or issue title to view in your default browser. I recently downloaded github desktop and it didn't have this feature, so I thought I'd do it myself and learn more python in the meantime. I have a few more ideas for it but I'm trying not to scope creep myself submitted by /u/mekmookbro [link] [留言]

/u/mekmookbro 2026-06-06 18:34 8 原文
开发者 Reddit r/webdev

In these tempestuous times, is it worth learning .NET?

I am a senior full stack dev with 7+ YOE and I think we can all agree the market sucks right now! Primarily I have been applying to full stack roles but I am backend leaning (PHP/Laravel) I seem to be seeing a lot of .NET/C# roles for backend-only roles. Is the market for those devs less chaotic? I'm considering learning .NET anyway, but would like to know if it's worth fully investing my time into it if things are better. submitted by /u/EthanCPP [link] [留言]

/u/EthanCPP 2026-06-06 18:12 7 原文
AI 资讯 Reddit r/webdev

I open-sourced a tool that reads code diffs and tests affected UI flows automatically

I've been working on an open-source project called Canary. It reads your code diffs, understands which UI flows are likely affected, and lets Claude Code tests those flows in a real browser. Under the hood, Canary ships with a QuickJS WASM sandbox that exposes the full Playwright API, allowing Claude to perform long-running browser workflows such as authentication, onboarding flows, form submissions, and navigation across complex applications. Each run captures: Screen recordings Playwright traces HAR files Network requests Console logs Screenshots Unlike most agent runs, every Canary session also generates a reusable Playwright script that can be cleaned up and replayed locally or in CI with zero inference cost. Canary UI submitted by /u/wixenheimer [link] [留言]

/u/wixenheimer 2026-06-06 18:02 8 原文
AI 资讯 Reddit r/webdev

I’ve created a tech stack builder app

You pick a tool on the canvas, and in real-time you get suggestions on what you can add next, how your tools pair together, or what can be missing. There are also recommended tech stacks available for different project types. Web apps are one of the primary types, but the tooling also covers data projects, automation and so on. In total there are over 150 tools present. Everything in the app is rule-based, there’s no AI there yet whatsoever. I do plan to add an AI chat later, but it will be built on the same deterministic engine. It’s a beta for now. The builder and the tools catalogue are fully functional, user accounts are also planned for later. But this core part will stay free to use without accounts. Paid plans, if introduced, would cover extras like AI features. For my own tech stack, it’s Vue.js for frontend, FastAPI for the backend and PostgreSQL for the database. https://tekyous.dev submitted by /u/sartek1 [link] [留言]

/u/sartek1 2026-06-06 18:01 8 原文
AI 资讯 Dev.to

5 Principles of Survival for Software Engineers

5 Principles of Survival for Software Engineers Adapted from Leon Business School's "5 Principles of Survival" Your stack won’t save you. Your principles will. In the wild, survival isn’t about having the best gear. In software, survival isn’t about having the absolute best framework. It’s about how you operate when production is on fire, the roadmap shifts overnight, and AI just turned your "moat" into a weekend hobby project. Here are 5 core principles that keep you alive in modern software engineering. 1. 🔥 Adapt or Perish Change is not optional; it is the price of survival. In the wild: The species that cannot adapt to winter dies. In software: The team that cannot adapt to change dies slowly at first, then all at once. "Localhost is for amateurs" used to be a strongly held belief. Now, Claude writes a full CRUD API in 30 seconds on localhost . "We’re a React shop" was a proud identity. Now, HTMX ships the same feature before your Webpack build even finishes. Your identity as an engineer cannot be tied to a specific tool. Your identity is solving problems . The syntax is temporary. Agreement on what to build is what actually matters. 🛠️ Survival Action Every quarter, deliberately kill one "we’ve always done it this way" rule in your workflow. 2. 🧭 Stay Calm Under Pressure Panic is the first casualty of poor preparation. In the wild: Panic burns critical calories and gets you lost. In software: Panic causes a git push --force to main on a Friday at 4:59 PM. Outages don’t kill companies. Panicked responses do. The team that has clear runbooks, relies on feature flags, and can execute a rollback in under 90 seconds stays calm. Why? Because they prepared when it was quiet. If your first step in incident response is opening X (Twitter) or complaining in a public Slack channel, you have already lost. 🛠️ Survival Action If you don't have a tested rollback plan, you don't have a deployment plan. Write it down before your next release. 3. 💡 Resourcefulness Over Resources

Brix Mavu 2026-06-06 17:50 12 原文
AI 资讯 Dev.to

From ThreadPoolExecutor to httpx AsyncClient: True Async Refactoring

Published on : 2026-06-06 Reading time : 6 min Tags : #python #async #performance #optimization The Problem: Fake Async The supabase-async library claimed to be async but actually wrapped synchronous calls with ThreadPoolExecutor: # ❌ Fake async (old code) class SupabaseAsync : def __init__ ( self ): self . _executor = ThreadPoolExecutor ( max_workers = 3 ) async def select ( self , table : str ): loop = asyncio . get_event_loop () r = await loop . run_in_executor ( self . _executor , lambda : requests . get ( url ) # Sync call wrapped as async ) return r . json () Problems : Max 3 concurrent requests (not scalable) Thread overhead per request High memory usage No connection pooling Solution: httpx AsyncClient Use true async HTTP with httpx: # ✅ Real async (new code) import httpx class SupabaseAsync : def __init__ ( self ): self . _client : Optional [ httpx . AsyncClient ] = None async def _get_client ( self ) -> httpx . AsyncClient : if self . _client is None : self . _client = httpx . AsyncClient ( headers = self . _headers , timeout = 30 , limits = httpx . Limits ( max_connections = 10 ) ) return self . _client async def select ( self , table : str ): client = await self . _get_client () r = await client . get ( f " { self . _base } / { table } " ) r . raise_for_status () return r . json () Performance Gains Metric ThreadPoolExecutor(3) httpx(10) Max concurrent 3 requests 10 requests Avg response 450ms 150ms Memory usage 250MB 180MB Throughput 6.7 req/s 20 req/s Real benchmark : 100 concurrent requests ThreadPoolExecutor: 15 seconds httpx AsyncClient: 5 seconds 3x faster ⚡ Migration Steps 1. Client Initialization with Lazy Loading async def _get_client ( self ) -> httpx . AsyncClient : if self . _client is None : self . _client = httpx . AsyncClient ( headers = self . _headers , timeout = 30 , limits = httpx . Limits ( max_connections = 10 , max_keepalive_connections = 5 ) ) return self . _client 2. HTTP Methods (GET, POST, etc.) async def _request ( self , metho

JustJinoIT 2026-06-06 17:46 16 原文
开源项目 Reddit r/programming

What's wrong with my code?

I'm making this Arduino project for my maths class and column 4 on the keypad isn't working. This is how I want the buttons to work: A -> start over (whole game) B ->skip question C -> clear D -> delete one space What mistaks did I do and how exactly can I fix them? Thank youu <3 submitted by /u/livie4lifexx [link] [留言]

/u/livie4lifexx 2026-06-06 17:45 6 原文
AI 资讯 Dev.to

How to Escape and Unescape JSON Strings (Quotes, Backslashes, Newlines & Unicode)

If you've ever hit Unexpected token in JSON at position 42 or Unterminated string , there's a good chance an unescaped character broke your payload. JSON is strict about what's allowed inside a string, and the fix is almost always escaping . Here's the practical version. What does escaping a JSON string mean? A JSON string is wrapped in double quotes. Any character that would confuse the parser must be replaced with a backslash escape sequence. Escaping doesn't change the meaning of your text — it just makes the string valid JSON so parsers can read it. Unescaping is the reverse: turning those sequences back into readable characters (handy when you copy a value out of logs or an API response). The characters you must escape JSON defines exactly seven characters that must be escaped inside a string: Character Escaped as Double quote " \" Backslash \ \\ Newline \n Carriage return \r Tab \t Backspace \b Form feed \f The forward slash / may optionally be escaped as \/ , but it isn't required. Unicode can be written as \uXXXX (four hex digits). JSON escape examples Double quotes — He said "hello" becomes: "He said \" hello \" " Backslashes (Windows paths) — C:\temp\file.txt becomes: "C: \\ temp \\ file.txt" Newlines and tabs — a two-line, tabbed string becomes: "Line 1 \n Line 2 \t Tabbed" How to escape and unescape JSON in code In production you rarely escape by hand — every language has it built in. JavaScript const escaped = JSON . stringify ( text ); // escape const back = JSON . parse ( escaped ); // unescape Python import json escaped = json . dumps ( text ) # escape back = json . loads ( escaped ) # unescape Java (Jackson) ObjectMapper mapper = new ObjectMapper (); String escaped = mapper . writeValueAsString ( text ); String back = mapper . readValue ( escaped , String . class ); C# (.NET) using System.Text.Json ; string escaped = JsonSerializer . Serialize ( text ); string back = JsonSerializer . Deserialize < string >( escaped ); Common escaping mistakes (and f

Avinash Verma 2026-06-06 17:41 14 原文