开源项目
Dish files for bankruptcy, but not shutting down
Dish, the company that operates Dish TV and Sling TV, has filed for Chapter 11 bankruptcy," as reported earlier by Reuters. The plan will allow the EchoStar-owned company to continue to wind down its wireless operations after "unforeseen delays" held back its sale of $23 billion worth of 5G spectrum to AT&T. Dish TV, Sling […]
AI 资讯
Amazon will pay $2.25 million to settle FTC identity theft case
The retailer allegedly failed to meet requirements under the Fair Credit Reporting Act.
AI 资讯
Agent memory and context that never leaves your machine
Most "agent memory" and "agent context" tools today require sending your data to someone else's cloud. If you operate in a regulated, air-gapped, or simply privacy-conscious environment, that rules them out before you've even tried them. I build the opposite: two MIT-licensed, local-first MCP servers that do this work entirely on your own hardware. The problem Agent memory and context assembly are converging on a cloud-only default. That's a non-starter for defense, healthcare, finance, legal, and any team that can't or won't let agent context leave their VPC. It's also just slower and less deterministic than it needs to be: agents re-discover the same facts about your repo and services every session, burning tokens and turns before doing any real work. Mimir: persistent memory, fully offline Mimir is a single ~8MB Rust binary. It encrypts everything at rest with AES-256-GCM, and it works with no API key, no model download, and no network access at all, because the embeddings used for dense search are bundled directly into the binary. It's bi-temporal: every fact carries a validity window, so you can query memory "as of" any past point and supersede facts without deleting history. 43 MCP tools, SQLite + FTS5 hybrid search under the hood. One honest tradeoff worth naming: the FTS5 index needed for fast keyword search currently sits over plaintext, even though the underlying record is encrypted at rest. We're upfront about this in the docs rather than overstating the encryption story. Perseus: compile-before-context Perseus takes a different approach to context than runtime tool-call discovery. Instead of letting an agent rediscover your git state, running services, and test status through a chain of tool calls every session, it compiles all of that into a ready briefing the moment a session starts. The result is deterministic and byte-stable: the same repo state always produces the same compiled context. Honest, reproducible benchmarks On paraphrased queries, Mimir's
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OpenClaw is finally available on Android and iOS
The free open source agentic program is finally invading your phone.
开发者
Building Editorial Control Into a 3 Platform Content Engine
3 platforms, one queue, zero editorial control. That was the state of my content automation before I sat down to spec the dashboard. LinkedIn, X, and Threads each had their own generator, their own state files, their own publishing loop. Drafts got generated, passed a quality gate, and fired into the void. If the draft was mediocre or the timing was wrong, I found out after the fact. The problem is not the automation. Automation is why I can run three platform engines without spending two hours a day managing content. The problem is that zero editorial visibility means you cannot catch the bad ones before they post. What I wanted: see every draft before it goes out. Edit inline if needed. Post immediately or schedule for the next slot. Compose something manually when I have a specific take to push. Keep the comment automation untouched because that runs high frequency, low stakes, and babysitting individual replies defeats the point. The spec came out to three core flows. Review queue. Every pregenerated draft surfaces here with full context: platform, topic, generation timestamp, quality score. One click to edit inline, one to approve for the next slot, one to post immediately. The goal is a 30 second review per draft, not a full editing session. Manual compose. Sometimes I know exactly what I want to say. A text area, platform selector, and post button. No generation, no queue, just publish. This is the escape hatch for when something is happening in real time and the pregenerated queue is irrelevant. Schedule view. A simple calendar showing what is queued for which slot across all three platforms. The generator already handles slot logic and quiet hours. The dashboard just needs to surface the state so I can see gaps and move things around without touching JSON files directly. What I deliberately left out: comment automation. That pipeline runs separately, fires frequently, and does not benefit from human review on every reply. Adding it to the dashboard would cr
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Three Small Shell Scripts That Make HackerRank/DevSkiller C++ Take-Homes Way Less Painful
If you've ever done a timed C++ coding assessment on a platform like HackerRank or DevSkiller, you know the friction isn't really the algorithm — it's the loop . Download a zip with a weird filename, unzip it, hunt for the project root, configure CMake, build, run GTest, fix one failing test, repeat... and somewhere in there you've burned ten minutes of your one-hour window just fighting the harness instead of writing code. These platforms' in-browser editors are fine for quick problems, but for anything involving multiple files (headers, sources, a real test suite), I'd rather work in my own terminal and editor. The catch is that you still have to get the project out of the browser sandbox, build it locally with the exact same toolchain (CMake + GTest), and then package it back up in a way the grader will accept. So I wrote three small bash scripts to remove that friction entirely. Sharing them here in case they save someone else the same ten minutes. The workflow Download the project archive from the platform (zip or tar.gz, filename is whatever the platform gives you — often randomized) Extract it — script 1 handles this regardless of filename or archive type Iterate — script 2 configures CMake once, then repeatedly builds and runs GTest, optionally watching for file changes Package — script 3 strips build artifacts and any local helper scripts, then zips it back up under a name that won't collide with the original download, ready to re-upload Script 1: extract_and_setup.sh Most of these platforms hand you an archive with an unpredictable filename. This script extracts whatever you point it at ( .tar , .tgz , .tar.gz , or .zip ), figures out which directory it unpacked to by diffing the folder listing before and after, and drops the build script into it automatically. #!/usr/bin/env bash # extract_and_setup.sh # Extracts $fname (tar, tgz, tar.gz, or zip) into the CURRENT folder, # then copies run_build.sh into the directory that was created. # # Usage: # ./extrac
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How to Learn System Design From Scratch (With No Distributed Systems Experience)
If you have ever opened a system design article, seen a diagram with twelve boxes, three databases, a message queue, and the words "eventually consistent," and quietly closed the tab, this post is for you. There is a myth that you need years of experience running large systems before you can learn system design. You don't. Plenty of engineers learn it before they have ever deployed anything bigger than a side project. What you actually need is the right starting point and a way to build intuition without access to production-scale traffic. That is exactly what this guide gives you. "But I've never built anything at scale" Good news: neither had most people the first time they learned this. System design is not a memory test about how Uber works. It is a thinking skill: given a vague problem and some constraints, make a sequence of reasonable trade-offs and explain them clearly. That skill does not require having operated a system serving millions of users. It requires understanding what the moving parts do and practicing the reasoning. The experience helps later, but it is not the price of entry. So drop the idea that you are "not ready." You are ready to start today. The honest minimum prerequisites You do not need much, but you do need these four things. If any feels shaky, spend a few days here first; it will save you weeks of confusion later. What happens when you load a web page. Client sends a request, DNS resolves a name to an address, a server responds. If you can sketch that, you're fine. The two kinds of databases. Relational (tables, rows, SQL) versus non-relational (documents, key-value). You don't need to be an expert, just know they exist and roughly when each fits. What an index is. A way to find data fast without scanning everything. That one sentence is enough to begin. Basic estimation. If something gets a million requests a day, roughly how many is that per second? (About 12, for the record.) The ability to do rough math out loud matters more than
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AGENTS.md Is Not Enough for Safe AI Agent Execution
Overview AGENTS.md is useful. It gives AI coding agents a place to find repo-specific guidance: how to behave what conventions matter what areas need extra caution what kinds of changes should trigger review That is a meaningful improvement over sending an agent into a repo with no instructions at all. But AGENTS.md is not enough. It can tell an agent to be careful. It cannot, by itself, make execution safe, verification trustworthy, or review inspectable. For that, a repository needs more than instructions. It needs: declared safe commands a canonical verification path receipts that show what actually ran That is the difference between agent guidance and execution governance. Instructions Help. They Do Not Govern Execution. An instruction file is still prose. That means it can express intent, but it does not automatically create operational truth. For example, AGENTS.md can say: run the right checks before handoff avoid destructive commands do not edit generated files ask before touching infrastructure Those are good rules. But notice what they leave unresolved: which checks are the right ones which commands are actually safe which paths are protected structurally versus only suggested what should count as evidence that verification happened how to tell whether a failure came from code, setup, or drift That is where many agent workflows still break down. The agent may follow the spirit of the instructions and still take the wrong execution path. Safe Commands Need To Be Explicit One of the biggest gaps in agent-oriented repos is that they often declare guidance without declaring a safe command surface. The repo may tell the agent: Run tests before you finish. But that still leaves a dangerous amount of interpretation. Which task is safe? Is it: npm test pnpm test make check docker compose run test a narrower unit-test path the CI workflow itself And if several exist, which one is canonical for a routine code change? The repo should not force the agent to infer that
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Amazon fined $2.25 million for failing to help identity theft victims
The Federal Trade Commission fined Amazon $2.25 million to settle claims that the company failed to help customers who fell victim to identity theft, as reported earlier by Bloomberg. In its complaint, the FTC accuses Amazon of refusing to provide customers with information about purchases made with fraudulent accounts, in violation of the Fair Credit […]
安全
Amazon blames piracy apps with malware for killing new Fire Stick sideloading
New Fire Stick OS helps Amazon block third-party homepage launchers, ad blockers.
科技前沿
NASA may send a backup, nuclear-powered Mars rover to the Moon
"That would be an awesome capability."
AI 资讯
The DeepMind trio who built a poker AI are now making money for quant hedge funds
EquiLibre Technologies, a Prague-based AI lab founded by three ex-DeepMind researchers, is now valued at more than $500 million.
AI 资讯
Netflix used AI to put Gene Wilder's voice into a new reality show
So much for magic.
开发者
Realta Fusion generates electricity directly from a fusion reaction, an apparent first
“We can take power from a plasma,” Kieran Furlong, co-founder and CEO of Realta Fusion, told TechCrunch. The milestone shows “what’s possible,” he added.
AI 资讯
Google introduces a faster, cheaper image generator with Nano Banana 2 Lite
Google is updating its image generator to make it faster and cheaper, making it a more useful tool for creators looking to make AI content.
开发者
Adding fracture physics to my voxel game engine
submitted by /u/The-Douglas [link] [留言]
开源项目
🔥 hasaneyldrm / exercises-dataset - A comprehensive dataset of 433 fitness exercises. Each entry
GitHub热门项目 | A comprehensive dataset of 433 fitness exercises. Each entry includes name, category, target muscle group, equipment, instructions, thumbnail image, and animation video. | Stars: 6,139 | 1,413 stars today | 语言: HTML
AI 资讯
Inside AI Engineer World's Fair 2026: What 6,000 Engineers Showed Up to Build
A conference sold out three separate ticket tiers before the doors even opened. Not "almost sold out." Sold out — Leadership track, gone. Workshops, gone. Late bird tickets, gone. The organizers stopped counting around 6,000 attendees and said they'd officially call it once they crossed 7,000. That's the AI Engineer World's Fair in 2026, and if you've spent any time building with LLMs over the last three years, you already know the name even if you've never been able to get a ticket. I want to walk you through what's actually happening on the ground this week at Moscone West in San Francisco — not the marketing copy, but the track list, the speaker lineup, and the quiet signals buried in the schedule that tell you where AI engineering is actually heading next. Table of Contents What is AI Engineer World's Fair? Why It Matters What Makes It Different Key Technologies AI Agents LLM Engineering MCP RAG Fine-tuning AI Infrastructure Workshops Networking Startups Enterprise AI Major Takeaways Future of AI Engineering Final Thoughts What is AI Engineer World's Fair? AI Engineer World's Fair is the flagship conference run by AI Engineer, the company behind a whole circuit of events — the AI Engineer Summit, Code Summit, and standalone editions in London, New York, Paris, Miami, Singapore, Shanghai, and Melbourne. The World's Fair is the biggest of them all: a four-day event with 29 tracks, 300 speakers, 100 expo partners, and more than 6,000 AI engineers, founders, and VPs of AI in attendance. The 2026 edition runs from Monday June 29 through Thursday July 2, with a Sunday evening orientation night tacked on for first-timers. It's held at Moscone West, 747 Howard Street, in San Francisco. This is the fourth year the event has anchored in San Francisco, and the organizers have leaned into that — discounted hotel blocks at the Marriott Marquis, Parc 55, and InterContinental, all walking distance from the venue. The person behind all of it is Shawn "swyx" Wang. He's the cofou
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What’s New in Oracle Backend for Microservices and AI 2.1.0
Key Takeaways Oracle Backend for Microservices and AI 2.1.0 is a platform modernization release. It updates several shared backend concerns at once, including external access, observability, configuration, messaging, database deployment choices, workflow, samples, enterprise installation planning, and upgrades. Gateway API and Envoy Gateway are now the default external access direction. NGINX Ingress Controller is deprecated, disabled by default, and still available only when explicitly enabled. The release gives platform teams clearer building blocks. OpenTelemetry Operator, Java auto-instrumentation, Spring Config Server, Kafka through Strimzi-managed resources, and clearer database deployment choices supported by Oracle AI Database Operator for Kubernetes make important platform choices easier to see and discuss. Enterprise adoption still needs architecture review. Before adopting or upgrading, teams should review private registry needs, air-gapped installation requirements, multi-tenant installation goals, workflow implications, database deployment choices, and upgrade readiness. OBaaS 2.1.0 is a platform modernization release Oracle Backend for Microservices and AI , or OBaaS , is a backend-as-a-service style platform for teams building microservices and AI-enabled applications with Oracle AI Database as a core data foundation. It brings common backend platform concerns together: service access, telemetry, configuration, messaging, workflow, and database connectivity. That matters because most teams do not want every application squad to rebuild those pieces on its own. They want a platform shape that gives developers useful defaults while still giving architects, DBAs, security teams, and operators the control points they need. This article focuses on the Oracle Backend for Microservices and AI 2.1.0 update. The best way to read OBaaS 2.1.0 is not as a single-feature release. It is a platform modernization release. The update moves the default external access
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DATA MODELLING RELATIONSHIPS AND SCHEMAS IN POWER BI
INTRODUCTION When I started using Power BI, I only thought of visuals like charts and graphs. However, as I progressed, I discovered a great data dashboard is built on great data models. Data Modelling is the process of organizing your data tables and defining how they relate to each other so Power BI can combine them into meaningful reports and dashboards. Good, designed data makes it easier and faster to maintain. Why is data Modelling Important Well-organized data makes it easier to manage data. Reduction of the duplicates. Ensures data consistency. Understanding Relationships Relationships allow the data table to give communication using fields. For example, Customer Table stores all information about a customer. Product Table store product details Sales Table stores all information about the transactions. Power BI connects the information between the customer’s name and Customer Id rather than repeating them it connects the information using joins. Going through relationships I discovered schemes. Scheme is the way tables are organized in databases. There are different types of schemes e.g. Star Schema, snowflake schema and Flat table. Star Schema A star schema is a data model with one central fact table and dimension table surrounding it. Fact table A table that stores events, transactions of what happened. • Total sales • average sales • quantity sold Dimension table A dimension table describes the items in the fact table. The table contains descriptive information. • The customer table describes the customer • How much sales were made The fact table sits in the center, while the dimension tables surround it—forming a star. Dashboard designs A good dashboard has to fit one page. A dashboard should show critical information. Update automatically when data changes. Focus on data understanding and decision making. Conclusion Power BI taught me that a great report are built from a a great dashboard which is achieved by having great models. Structuring a data into