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Ngôn ngữ lập trình Java là một ngôn ngữ cấp cao có thể được đặc trưng bởi những từ khóa nổi bật sau: ↳ Đơn giản (Simple): Java có cú pháp dễ đọc và dễ học, thân thiện với người mới bắt đầu. ↳ Hướng đối tượng (Object-oriented): Java là ngôn ngữ hướng đối tượng, cho phép tổ chức code theo các đối tượng (object) mô phỏng các thực thể trong thế giới thực, giúp code dễ hiểu, dễ bảo trì và tái sử dụng. ↳ Phân tán (Distributed): Các ứng dụng Java có thể phân tán trên nhiều máy tính...

Most desktop Linux users on tiling window managers like Hyprland, Sway, or i3 face the same dilemma: either memorize dozens of CLI arguments across nmcli, bluetoothctl, wpctl, and systemctl, or pull in heavy 500MB+ GUI control centers from GNOME or KDE. I built settings-tui to bridge that gap with a unified, hyper-lightweight (<9MB, near 0% idle CPU) terminal control center written in Rust with Ratatui . Subsystems Covered Network : Wi-Fi network scanning, WPA/WPA2 i...

Most "AI testing" tools aim for the same promise: the AI runs everything and tells you it passed. When something ships broken anyway, "the AI said it passed" is not an answer anyone accepts. A person is accountable. git-qa is an open-source human-in-the-loop QA runner built around that fact. An AI agent works through your test sheet; you watch the live screen and sign off each case with one key. The evidence records who verified what. What it does Reads a tes...

✓ Human-authored analysis; AI used for formatting and proofreading. "We fixed our encryption settings and our VPC endpoint is configured. But the auditor still flagged us. Each control passes individually -- what are we missing?" You are missing the interaction between controls. Security is not a checklist where each item is independent. Some combinations of passing and failing controls create risks that are worse than any single failure. Why checklists fail at combina...

If you build robust JavaScript/TypeScript applications, you know that testing functions with internal state or retries is a headache. The standard advice is always: "Refactor your code to use dependency injection so you can mock the delays." But what if you don't want to pollute your clean production API just to satisfy a test? This is exactly where the @typescript-guy/fn-monitor package shines. It's a lightweight tool that lets you monitor, intercept, and control the execution of an...

By Ransom Watch | 13 October 2026 | Evidence review Domains in this ecosystem are disposable, and their states change. The useful habit is not to celebrate a dead domain or despair at a live one, but to read the board on a date and say exactly what is on it. These are the dated readings for the set of sites associated in reporting and in court records with the dossier ecosystem we monitor, checked on 13 October 2026. The board as of 13 October 2026 Two names fail to resolve a...

In high-stakes domains like BFSI (Banking, Financial Services, and Insurance) and Healthcare, the most valuable predictive signals are often hiding in plain sight. Many data teams follow a standard pruning pipeline: calculate the univariate AUC for every feature, and if a feature scores near 0.5 (random noise), it gets tossed. This decision is quietly killing your model's performance. The Linear Trap vs. The Tree Power The problem is a confusion between marginal and conditional effects...

This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle What I Built ReceiptBox is a local-first invoice and receipt sorter for freelancers. Every freelancer knows the end-of-quarter scramble: a downloads folder full of IMG_4821.jpg , invoice (3).pdf and screenshots of payment confirmations, and an accountant waiting for a tidy spreadsheet. ReceiptBox fixes that. You drop a folder of messy receipts and invoices onto it. It then: ...

A teammate makes the support bot "friendlier." Code review passes. Unit tests stay green — they mock the model. In production the bot stops calling get_return_policy and cheerfully promises a 60-day refund when the real window is 30. Fluent. Polite. Wrong. And every "does this read well?" score still looks fine. I keep seeing the same five traps in agent "eval" dashboards. The full working project (Microsoft.Extensions.AI.Evaluation 10.10, golden set, custom evaluators, fail-closed gate,...

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Article URL: https://github.com/prabanta-dev/janas Comments URL: https://news.ycombinator.com/item?id=50063717 Points: 163 # Comments: 55

Article URL: https://github.com/bherbruck/solidcraft Comments URL: https://news.ycombinator.com/item?id=50064840 Points: 72 # Comments: 15

Article URL: https://www.argmin.net/p/faster-fourier-transforms Comments URL: https://news.ycombinator.com/item?id=50065932 Points: 161 # Comments: 108

Article URL: https://www.thehistoryblog.com/archives/77107 Comments URL: https://news.ycombinator.com/item?id=50067414 Points: 98 # Comments: 10

Article URL: https://www.unsiloed.ai/blog/document-review-unsiloed-typesafe-jev Comments URL: https://news.ycombinator.com/item?id=50068443 Points: 15 # Comments: 2

Article URL: https://www.heise.de/en/news/Crypto-thieves-sell-hardware-wallets-with-secret-eSIM-11485188.html Comments URL: https://news.ycombinator.com/item?id=50068508 Points: 51 # Comments: 34

Article URL: https://aws.amazon.com/blogs/aws/announcing-aws-lambda-web-functions-for-fast-consistent-web-app-performance-anywhere/ Comments URL: https://news.ycombinator.com/item?id=50069318 Points: 34 # Comments: 14

Article URL: https://www.bloomberg.com/news/features/2026-10-13/cftc-staff-told-to-retract-analysis-of-suspicious-oil-trades-on-iran Comments URL: https://news.ycombinator.com/item?id=50069329 Points: 70 # Comments: 11

Article URL: https://www.reuters.com/business/ai-models-may-soon-self-replicate-without-access-data-centers-anthropic-warns-2026-10-13/ Comments URL: https://news.ycombinator.com/item?id=50069333 Points: 18 # Comments: 22

Article URL: https://pdftomp3.com/connect-ai/ Comments URL: https://news.ycombinator.com/item?id=50069337 Points: 29 # Comments: 21

Article URL: https://github.com/rust-lang/rust/issues/164250 Comments URL: https://news.ycombinator.com/item?id=50069499 Points: 123 # Comments: 40

Article URL: https://www.theverge.com/ai-artificial-intelligence/1009802/character-ai-files-for-bankruptcy-disney Comments URL: https://news.ycombinator.com/item?id=50069942 Points: 8 # Comments: 0

Article URL: https://eg2.haku.sh/ Comments URL: https://news.ycombinator.com/item?id=50069971 Points: 19 # Comments: 4

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One afternoon, one of our LLM providers started throttling us. A large customer had triggered a burst of AI-assisted work, and the provider's capacity in our region could not keep up. Our prompt executor followed its fallback chain, the circuit breaker took the affected models out of rotation, and each request moved to a second provider without interrupting the workflow. There was no incident to handle and no change in system behaviour for the customer. We noticed it only the next morning on our...

Commercial construction sites involve a variety of operations with multiple teams and assets. Electrical, heating and air conditioning, plumbing, and framing crews can be present at the same time. Equipment, materials, and information also move throughout the area. Consistent operational visibility presents a common technical challenge in the industry. AIoT – an integration of the IoT and artificial intelligence – presents an opportunity to improve the connection between operations and dat...