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🎮 Word Game
Find a word using all the letters before time runs out! You can send me feedback or try my other game Zanagrams .
Actionable Insight
This "Show HN" demonstrates the enduring appeal of simple, yet well-executed word puzzles, evidenced by its high score and community engagement. The game's specific twist of using *all* available letters under a time constraint offers a satisfying challenge, suggesting that innovative takes on classic game mechanics can still capture significant attention. It also highlights a developer building a portfolio and actively seeking user feedback, a key strategy for indie success.
18words.com
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1125 pts
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355 comments
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by pompomsheep
2
⚙️ AI Optimization
A few days ago I found myself trying out GLM 5.2 and was really positively impressed. The capabilities and security I was getting from this LLM are similar to those I've gotten from models like Claude or GPT, and this really surprised me. But then I thought, "I wonder how it would work on a normal computer like mine," and above all, "I wonder if it would work without going into OOM on a computer like mine." So I started working with the help of agents to test this possibility. I started converting the model to int4, understanding MTP usage, and if possible implementing DSA for long context. Ho
Actionable Insight
This post showcases a significant step towards democratizing powerful LLMs by demonstrating GLM 5.2's viability on consumer-grade hardware. The use of int4 quantization and other optimizations underscores the ongoing drive to make advanced AI accessible locally, challenging the cloud-centric paradigm for model deployment. This effort enables wider experimentation, addresses privacy concerns, and reduces reliance on costly external compute, fostering a new era of personal AI.
github.com
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898 pts
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230 comments
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by vforno
3
AI Trading 📈
GitHub - mrhustlex/TradingSpy-TradingAgentService: Fully local trading agent with loop engineering doing research, trading strategy generation and backtesting · GitHub
Actionable Insight
This project marks a significant step in algorithmic trading by introducing the first open-source, local, and privacy-first AI assistant. Its emphasis on on-device processing directly challenges the reliance on external cloud services for sensitive financial data, addressing major privacy and security concerns. By providing tools for research, strategy generation, and backtesting in a transparent, user-controlled environment, it democratizes access to sophisticated trading technology and fosters trust in a traditionally opaque industry.
github.com
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15 pts
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0 comments
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by mrhustlex
4
🔒 Security Research
What xAI Grok Build CLI actually sends to xAI - a wire-level analysis (grok 0.2.93) · GitHub You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session.
Actionable Insight
This wire-level analysis offers critical transparency into the data collection practices of xAI's Grok Build CLI, detailing precisely what information is transmitted back to the company. Such independent scrutiny is vital for user privacy and fosters trust in proprietary AI tools, particularly as they integrate deeper into developer workflows. It underscores the growing importance of auditing software for unexpected telemetry and ensuring responsible data handling.
gist.github.com
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252 pts
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119 comments
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by jhoho
5
📈 Tech Business & Finance
Nvidia, CoreWeave, and Nebius: Inside the Circular Financing of the GPU Boom Blogs - Nvidia, CoreWeave, and Nebius: Inside the Circular Financing of the GPU Boom Nvidia, CoreWeave, and Nebius: Inside the Circular Financing of the GPU Boom Neoclouds are seeing massive hyperscaler demand as companies race to scale AI infrastructure, resulting in rapid revenue and backlog growth. Leaders like CoreWeave and Nebius enable this through access to the latest Nvidia GPU’s while also optimizing compute utilization.
Actionable Insight
This article illuminates the intricate financial web fueling the AI infrastructure boom, revealing how key players like Nvidia, CoreWeave, and Nebius are bound by a "circular financing" model. While this interconnected system rapidly accelerates GPU demand and revenue growth across the ecosystem, it also introduces questions about the long-term sustainability and potential systemic risks within such a highly interdependent market.
io-fund.com
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231 pts
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77 comments
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by adletbalzhanov
6
🌐 Distributed AI
Mesh LLM: distributed AI computing on iroh - Iroh When people picture running a large language model, they picture a data center. Racks of GPUs that belong to someone else, a metered API, and a bill that grows every month you succeed. For a lot of teams that is a bad trade. You give up control over when models change, where your data goes, and what hardware runs your workloads.
Actionable Insight
This project directly confronts the limitations of centralized LLM deployments, addressing concerns around data control, privacy, and escalating costs inherent to proprietary data centers. By leveraging distributed computing on iroh for Mesh LLMs, it offers a compelling alternative that empowers teams with greater sovereignty over their AI models and infrastructure. This approach could foster more private, customizable, and cost-efficient AI solutions, challenging the prevailing vendor lock-in model.
iroh.computer
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201 pts
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46 comments
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by tionis
7
🚀 Database Performance
How we scale PgBouncer in ClickHouse Managed Postgres | ClickHouse How we scale PgBouncer in ClickHouse Managed Postgres A single process uses one CPU core, no matter how many the machine has. On a 16-vCPU box that means one core does all the connection pooling while the other fifteen sit idle, and the pooler starts capping throughput long before Postgres runs out of room. In ClickHouse Managed Postgres we run a fleet of PgBouncer processes, sized proportional to the available cores.
Actionable Insight
This post details a critical optimization for PgBouncer, addressing its inherent single-CPU bottleneck by deploying a fleet of processes proportional to available cores. This strategy effectively parallelizes connection pooling, enabling a 4x throughput increase and significantly better hardware utilization for ClickHouse Managed Postgres. It highlights how optimizing often-overlooked infrastructure components, not just the database itself, is key to achieving high-performance cloud services.
clickhouse.com
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201 pts
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41 comments
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by saisrirampur
8
📚 Programming Education
Ship That Code — Build Real Systems, Not Tutorials Learn by building and shipping real systems. Every lesson is choose → write → run , until it clicks. Get started — it’s free Browse all courses 80+ build-from-scratch courses · 9 languages · no credit card
Actionable Insight
This platform offers a compelling 'learning by doing' approach, challenging developers to rebuild foundational systems like Redis and Git from scratch. Such a method fosters a much deeper understanding of system architecture and implementation details than traditional tutorials, moving beyond mere API usage to truly grasp the core engineering principles. It directly addresses the common desire among developers to understand "how things really work" by providing iterative, hands-on problem-solving exercises.
shipthatcode.com
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157 pts
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43 comments
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by acley
9
📡 Radio Tech
QuadRF can spot drones and see WiFi through my wall - Jeff Geerling QuadRF can spot drones and see WiFi through my wall The QuadRF (pictured above) a phased-array radio built around a Raspberry Pi 5 and an FPGA board with picosecond-level timing. It does advanced signal processing and beamforming. It can see WiFi through walls and track drones in flight.
Actionable Insight
This project represents a compelling fusion of accessible embedded computing (Raspberry Pi 5) with sophisticated RF engineering, leveraging an FPGA for picosecond-level timing and beamforming. Its demonstrated ability to "see" WiFi through walls and track drones signifies a major step toward democratizing advanced, high-precision radio-based sensing and surveillance capabilities, potentially enabling new applications far beyond current consumer-grade solutions.
jeffgeerling.com
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733 pts
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231 comments
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by speckx
10
Defense Tech 🛡️
Community discussion highlights: Half the time it is the nighttime and the things are in IR https://news.ycombinator.com/item?id=47000051 . You may still try to camouflage and decrease your IR visibility - stealth planes try to do it, and there are some IR-decreasing covers for tanks and people. The night time hunt using IR is widely practiced today in Ukraine and even was widely practiced by US and USSR in Afghanistan and Iraq as surroundings gets cooled down and cars, people and say donkeys used to transport weapons in mounta
Actionable Insight
This discussion underscores the critical shift in modern warfare, where ubiquitous drone surveillance, particularly via infrared, renders traditional concealment inadequate. It highlights an urgent technological arms race, pushing for advanced, accessible counter-surveillance methods for both military personnel and civilians in conflict zones. The emphasis on individual thermal signatures suggests a new frontier in personal defense against increasingly sophisticated and automated threats.
economist.com
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119 pts
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157 comments
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by pseudolus