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What’s !important #13: @function, alpha(), CSS Wordle, and More

CSS functions, the alpha() function, Grid Lanes, some things about Dialog that you might not know, CSS Wordle, and more — this is What’s !important right now. What’s !important #13: @function, alpha(), CSS Wordle, and More originally handwritten and published with love on CSS-Tricks . You should really get the newsletter as well.

2026-06-15 原文 →
AI 资讯

LND Explained: A Developer's Intro to Bitcoin's Lightning Network Daemon

You've heard of Bitcoin. You've maybe heard of the Lightning Network. But what exactly is LND, and why should developers care? Let's break it down — technically, but from the ground up. The Problem: Bitcoin is Superb but Slow Bitcoin's base layer — the blockchain itself — is intentionally slow. Every transaction must be broadcast to thousands of nodes, verified, and bundled into a block that gets mined roughly every 10 minutes . The network handles about 7 transactions per second (TPS). Compare that to Visa's ~24,000 TPS and you quickly see the problem. Bitcoin in its raw form isn't built for buying coffee, splitting a bill, or paying a freelancer in real time. But there's a solution — and it lives on top of Bitcoin. Enter the Lightning Network The Lightning Network is a Layer 2 (L2) payment protocol built on top of Bitcoin. Instead of recording every single payment on the blockchain, it lets two parties open a private payment channel, transact off-chain as many times as they want, and only settle the final balance on-chain when they're done. Think of it like running a tab at a bar: Opening the tab = one blockchain transaction Each round of drinks = instant off-chain payment Closing the tab = one final blockchain transaction The result? Near-instant payments, near-zero fees, and massive throughput — without sacrificing Bitcoin's security. What is LND ? LND stands for Lightning Network Daemon. It's the most widely used implementation of the Lightning Network protocol, built and maintained by Lightning Labs. Key facts for developers: Written in Go 🐹 Exposes a gRPC API (port 10009) and a REST API (port 8080) Controlled via a CLI called lncli Uses macaroons for authentication (think JWT, but for Lightning) Connects to a Bitcoin node (bitcoind or btcd) as its source of truth Other Lightning implementations exist — like Core Lightning (CLN) and Eclair — but LND has the largest developer ecosystem and is the best entry point. How LND Fits Into the Stack Here's the architec

2026-06-15 原文 →
AI 资讯

I Spent Two Weeks Pitting Qwen 3 Max Against DeepSeek V4

I Spent Two Weeks Pitting Qwen 3 Max Against DeepSeek V4 I want to tell you about a rabbit hole I fell into recently. It started the way most of my projects do — someone on a Discord server I frequent asked a simple question: "Should I use Qwen 3 Max or DeepSeek V4 for my internal_compare workflow?" I had opinions, sure, but I wanted real numbers. So I cleared my calendar, fired up a couple of GPU instances, and started benchmarking. What I found surprised me, and it also reinforced something I've been saying for years: the open source ecosystem is winning, and the walled gardens of the proprietary AI world are starting to look pretty silly. Let me walk you through what I learned, the actual numbers I got, and why I keep coming back to open weight models with permissive licenses (looking at you, Apache 2.0 and MIT). Why I Care About This in the First Place I've been burned too many times by closed source vendors changing their pricing overnight, deprecating models without warning, or locking features behind enterprise tiers. You know the drill. The moment your application depends on a proprietary API, you're renting infrastructure you can't inspect, can't fork, and can't run on your own hardware. That's not a partnership — that's a leash. When a model ships under Apache or MIT, I can download the weights, audit the architecture, fine-tune it on my own data, and deploy it wherever I want. Nobody can rug-pull me. Nobody can raise prices because some quarterly earnings call didn't go their way. That's freedom, and freedom matters more than people think when you're building anything serious. So when I started this comparison, I was already rooting for the open weight contenders. But I wanted to be honest about the results, even if they complicated my bias. The Lineup I Tested Global API currently exposes 184 models through a single unified endpoint, which is honestly wild. I picked five that I thought represented the interesting tradeoffs between cost, capability, and o

2026-06-15 原文 →
AI 资讯

Podcast: Increasing Users' Data Agency: From BlueSky's AT Protocol to the Local-First Software Movement

Martin Kleppmann, an associate professor at Cambridge and author of Designing Data-Intensive Applications, discusses the evolution of data systems over the last decade, mainly the shift from monolithic databases to modular building blocks. Kleppmann underlines the importance of moving from cloud-centric data storage systems to decentralised data storage similar to Bluesky’s AT protocol. By Martin Kleppmann

2026-06-15 原文 →
AI 资讯

Article: Governing AI in the Cloud: A Practical Guide for Architects

In this article, the author outlines a practical approach to AI governance in the cloud, covering discovery of shadow AI, data classification at creation, IAM-based enforcement, policy-as-code, and operational controls. The article shows how organizations can embed governance into delivery pipelines, balancing security, compliance, and developer productivity without relying on manual processes. By Dave Ward

2026-06-15 原文 →
AI 资讯

We Built ARK Because Our Customer Support Was Spread Across 4 Apps

We Built ARK Because Our Customer Support Was Spread Across 4 Apps The Problem A few months ago, our small team was drowning. Not in customers (well, a little) — but in tabs. WhatsApp open in one window. Instagram DMs in another. A live chat widget buried in a third. Email in a fourth. Every time a customer reached out, someone had to figure out: which channel did this come from, has anyone replied already, and what was the context of the last conversation? The result was predictable: slower replies, repeated questions to customers, and a support workflow that didn't scale past a handful of conversations a day. Why Existing Tools Didn't Fit We looked at the usual suspects — Intercom, Zendesk, Front. They're solid products, but they're built for large support teams with big budgets and dedicated admins. We needed something simpler: a single inbox, AI doing the repetitive work, and a setup that doesn't take weeks to configure. What We Built ARK pulls every customer conversation — WhatsApp, Instagram, Messenger, email, live chat — into one inbox. On top of that, AI handles three things: Drafting replies based on conversation history and context Summarizing long threads so anyone on the team can jump in without reading 40 messages Routing conversations to the right person automatically based on topic or channel The goal wasn't to replace human support — it was to remove the busywork so the team can focus on actually helping people. Where We Are Now ARK is live with a 7-day free trial (auto-renews after that). We're still early, and we're shaping the roadmap based on real feedback from teams managing support across multiple channels. If you're dealing with the same multichannel chaos we were, I'd love to hear how you're handling it — and what's still missing from the tools you've tried. 🔗 https://byark.ai/

2026-06-15 原文 →
AI 资讯

Why the Game Community Manager Role Is Harder Than It Looks

If you've ever worked on a live game, you've probably watched this happen: an update ships, something feels off, the forums light up, and within an hour the community manager is in the middle of a fire they didn't start and can't immediately put out. And here's the thing most people get wrong about that person's job. "They just post updates, right?" That's the assumption. A game community manager writes patch notes, posts announcements, answers a few questions on Discord, drops the occasional meme, and keeps the social feeds warm. That's the visible 10%. The other 90% is harder, quieter, and almost invisible when it's done well. A community manager sits at a collision point. On one side: players who are frustrated because something broke, a balance change feels unfair, compensation feels insulting, or an update slipped. On the other side: a dev team that's heads-down debugging, prioritizing, and sometimes wrestling with problems that genuinely can't be fixed fast. The community manager has to talk to both sides at once — without sounding cold, defensive, fake, or corporate. That's not a "soft skill." That's translation under pressure, and it's hard. The real role: a two-way translator Strip away the memes and the role is basically two jobs sharing one desk. Job one is outward. Translate the studio to players: acknowledge the actual pain, explain what's known and unknown, hold boundaries without being defensive, and come back with real updates. Job two is inward. Translate players to the studio: take a pile of angry, contradictory, emotional posts and turn them into categorized, prioritized, actionable feedback the team can build from. Most people only ever see job one. Job two — the research half — is usually what decides whether the game actually improves. We'll get to it. Why players hate "we hear you" Players can smell a script instantly. These phrases aren't wrong , but they're hollow: "We hear you." "We value your feedback." "Please be patient." "We apologize f

2026-06-15 原文 →
AI 资讯

A Merchant Center disapproval wiped 40% of our SKUs the day a 6-week promo launched

Three days into November, a disapproval cascade pulled 40% of active SKUs from Shopping and Performance Max simultaneously — on day one of a promotional window we'd spent six weeks building. No feed changes on our side triggered it. Here's the part most guides miss: Google's automated review threshold for certain policy categories (health claims, price accuracy, before/after imagery) tightens as platform ad volume increases heading into Q4. I've watched this happen across accounts running ₩50M–₩120M/month in combined Google spend, three years in a row, with zero feed-side changes preceding it. Same feed that sailed through August catches 15–20% disapprovals on recheck in September. The products didn't change. The enforcement did. When it hits during a live window, fix order matters more than fix speed. Price mismatches go first — not because they're the most dramatic, but because they cascade silently. One bestseller disapproved during a flash sale means Performance Max quietly reallocates budget to lower-performing products. By the time ROAS visibly drops, you've lost 48 hours of peak traffic. The specific failure mode I've seen twice on Cafe24 with direct API feeds: a site-wide price update propagates to the feed before the landing page CDN cache clears. Google crawls the feed, sees the new price, crawls the landing page, sees the old cached price. Mismatch. Disapproval. Fixing it is one line — force a manual fetch and verify sale_price_effective_date formatting — but finding it at 2am during a live sale is a different problem. Prohibited content disapprovals are deprioritized by most teams because they're rare. That's exactly wrong. A single escalation during Black Friday week can trigger account-level review, not just product suspension. Pull the SKU yourself within the hour if you can't fix the content immediately. Suspending your own SKU is recoverable. A suspended account during peak is not. GTIN and identifier issues — despite getting the most attention in s

2026-06-15 原文 →
AI 资讯

Anthropic Releases and Temporarily Suspends Claude Fable 5

On June 9, 2026, Anthropic launched Claude Fable 5, a model designed for long-horizon tasks, but it was taken offline shortly after due to a U.S. government export directive. It shares architecture with Claude Mythos 5, supporting extensive token usage. The model includes mandatory data retention requirements, which have affected its deployment with partners like Microsoft. By Andrew Hoblitzell

2026-06-15 原文 →
AI 资讯

I tracked every GitHub traffic spike for my open source LLM proxy for 7 weeks. Then I did the exact same thing again, and it worked again.

When I shipped Trooper , a privacy-aware LLM proxy written in Go, I didn't have a marketing plan. I had GitHub traffic analytics and a habit of checking them obsessively. Seven weeks later, I have something more useful than a viral moment: a ranked table of every traffic spike, what caused each one, and proof that the exact same playbook that worked at launch still works when you have something new to say. What is Trooper? Trooper sits between your app and your LLM provider. When your cloud quota runs out, it automatically falls back to a local Ollama instance with zero code changes on your end. It also tracks session context, so your agents don't go blind between calls. It's not a chatbot wrapper. It's plumbing. Which makes the distribution story more interesting, because plumbing doesn't go viral the way demos do. The Data GitHub gives you 14-day rolling windows for clones and views. I screenshotted them obsessively and tracked every spike. Here's the full ranked table: Rank Date Clones Unique Cloners Views Unique Visitors Driver 🥇 1 May 13 375 173 1,113 ~140 Reddit wave peak 🥈 2 May 10-12 312 137 974 133 Reddit launch spike 🥉 3 Jun 10 289 124 749 101 "Escalate the model" r/ollama post 4 Jun 11 268 112 840 95 Decaying from Jun 10 spike 5 Jun 12 240 99 739 74 Decaying from Jun 10 spike 6 Jun 9 175 102 802 100 Organic 7 Apr 25 174 71 664 113 Early Reddit posts 8 Jun 7 171 110 876 110 Organic recovery 9 Jun 6 163 104 755 102 Organic recovery 10 May 29-30 122 73 610 83 LinkedIn post 11 May 25 76 48 495 53 Claude Code integration chat What I learned 1. Reddit is the only thing that moved the needle, and community fit matters more than size The #1 and #2 peaks were both Reddit-driven. On May 10-11, I posted across r/ollama, r/LocalLLM, r/ClaudeCode, and r/Gemini simultaneously. Total views across those posts: ~7,000. r/ollama alone drove nearly 4,000 of those views. Not r/LocalLLM. Not r/ClaudeCode. r/ollama , the smallest of the four communities. The reason: Trooper so

2026-06-15 原文 →
AI 资讯

Best Free File Diff Tools for Developers in 2026

As developers, we compare files constantly — reviewing pull requests, checking config changes, spotting bugs between versions. But not all diff tools are created equal. Some require installation, some upload your files to remote servers, and some just don't support the formats you need. Here's a rundown of the best free file diff tools available in 2026, so you can pick the right one for your workflow. 1. FileDiffs — Best for Privacy & Format Support If you work with sensitive files or just don't want your data sitting on someone else's server, FileDiffs is the tool you need. What makes it stand out: Supports 60+ file formats — PDF, Word, Excel, code files, JSON, XML, CSV and more Runs entirely in your browser — client-side processing means your files never leave your device 100% private — zero data transfer, zero uploads, zero risk No install, no signup, no hassle — just open and compare It's the go-to tool when you need to compare files quickly without worrying about privacy or compatibility. 2. Meld — Best Desktop Diff Tool Meld is a classic open-source visual diff and merge tool for Linux, Windows, and macOS. It's great for comparing files, directories, and version-controlled projects. Best for: Developers who prefer a desktop app and work heavily with Git. 3. Beyond Compare — Best for Power Users Beyond Compare is a feature-rich diff tool with support for files, folders, FTP, and cloud storage. It's not free (paid after trial) but worth mentioning for its depth of features. Best for: Teams that need advanced folder sync and merge capabilities. 4. Diffchecker — Quick Online Diffs Diffchecker is a simple web-based diff tool for text and code. It's quick and easy but uploads your content to their servers and has limited format support compared to FileDiffs. Best for: Quick one-off text comparisons where privacy isn't a concern. 5. KDiff3 — Best for Three-Way Merges KDiff3 is a free, open-source diff and merge tool that supports three-way comparison. It's a bit dat

2026-06-15 原文 →
AI 资讯

After Turing- teach a machine to judge, then watch it act alone

This is a submission for the June Solstice Game Jam What I Built I built After Turing , a short browser game where you teach a machine when to trust, verify, and refuse instructions under pressure. An instruction appears. The timer starts. The machine may suggest a decision. You can accept it, override it, inspect context, or refuse the action. At first, you are training it. At the end, the buttons disappear and the machine acts alone. That final handoff is the point of the game. You are not trying to prove that a machine can imitate a human. That was Turing's famous frame. After Turing asks the next question: What happens after the machine can respond? Can it learn judgment? At first, the examples are clean: update an internal project dashboard schedule a team meeting refuse a payroll file going to an external address Then the pressure increases. The machine starts suggesting answers. Some are right. Some are confidently wrong. The requests become harder because they stop looking obviously dangerous: "Get the environment setup ready for the new account..." "Place the temporary database password in the shared launch notes..." "Forward everything to their personal inbox..." The trap is that unsafe instructions often arrive in ordinary language. Across the first four levels, your choices teach the machine five doctrines, or plain rules of judgment: internal work is usually safe sensitive records need refusal or verification credentials should not be casually distributed external recipients need authority paraphrased requests can hide the real action If you taught it well, the board floods with light. If you taught it badly, it carries your blind spots into autonomy. That is the solstice arc: dark to light, pressure to clarity, imitation to judgment. Play It Play it yourself in the browser. No account, no install: https://after-turing-rho.vercel.app The full run is short, only a few minutes, and ends at Level 5, where the buttons disappear and the machine makes the fin

2026-06-15 原文 →
AI 资讯

I built a region-survivable system by directing an AI agent. An append-only decision log kept it coherent.

Most of the code in Quorum was written by directing Claude Code, an AI coding agent. That is not the interesting claim, and on its own it is not even a good one. An agent left to run unsupervised produces fast, plausible, locally-correct code that drifts into an incoherent system. The interesting part is the discipline that turned agent speed into a coherent, correct, multi-region database application. That discipline was an append-only architecture decision log. The failure mode of agent-built software An agent has no memory across sessions. It will happily contradict a decision it "made" yesterday, re-open a question that was settled last week, or quietly drift from the design because the local change in front of it looks fine. Each individual output is reasonable. The aggregate, without governance, is a system where the data model fights the access layer and the third change undoes the first. This is the part people underestimate when they talk about AI coding velocity. Speed without a source of truth does not get you to a good system faster. It gets you to entropy faster. A fast writer with no memory and no sense of consequence is a liability at scale unless something outside the agent supplies the continuity. The decision log Quorum carries a file of numbered architecture decisions, DEC-001 onward, now past two dozen. Each entry has the same shape: the context that forced the decision, the decision itself, references to the prior decisions it refines or interacts with, and a status. Three rules make it work: Append-only. Entries are never edited. A later decision can supersede an earlier one, but it does so as a new numbered entry that references the old one. The history of why the system is shaped the way it is stays intact and readable, including the choices that were later reversed and why. Committed separately from code. The decision and the code that implements it are different commits. The log reads as a clean narrative of intent, independent of the diffs

2026-06-15 原文 →