KOReader is a document viewer for E Ink devices. Supported fileformats include EPUB, PDF, DjVu, XPS, CBT, CBZ, FB2, PDB, TXT, HTML, RTF, CHM, DOC, MOBI and ZIP files. It’s available for Kindle, Kobo, PocketBook, Android and desktop Linux.
Researchers created a benchmark of 65 tasks to test language-model agents following long policy documents. The benchmark, which simulates real-world work environments, found most agents failed to consistently follow policies due to issues like overriding rules and losing details over time.
The user compared the performance of DuckDB and SQLite as embedded databases in the Traceway binary, finding that DuckDB writes 4x to 15x faster and serves dashboards at 100x the row count. The DuckDB build outperforms the SQLite build in all scenarios, making it the recommended choice for self-hosting the full OTel stack on a small server.
The user describes a set of portable agent skills that fact-check internet content, including YouTube videos, articles, and tweets, with a BS score (0-10) and per-claim verdicts. These skills are built in the open with Claude Code and can be used to verify claims, summarize content, explain concepts, and share findings on various platforms.
A vulnerability in Microsoft's Copilot for Word allows attacker-controlled instructions to be copied into documents, potentially leading to confidentiality impacts through Cross-Domain Prompt Injection Attacks (XPIAs). The attack can self-propagate across trusted document workflows, making it difficult to detect and respond to, and highlighting a broader architectural weakness in current ...
A jailbroken Kindle can run Tailscale with improved features like SSH, proxy mode, and TUN mode, allowing it to connect to other devices on the network. A Tailscale plugin for KOReader also enables proxy interfaces for reaching content servers from the Kindle or other e-paper devices.
Darktable is an open source photography workflow application that manages digital negatives and develops raw images non-destructively. It offers professional color management and GPU acceleration, with a community that welcomes input from users and developers alike.
On this day 18 years ago I launched the Amiga Graphics Archive with the goal of creating a curated gallery with high quality and rare pixel art images made with and for the Commodore Amiga computer. As a special treat, I've added an image by Jim Sachs called Multimedia that I found in a badly scaled version, that I was able to restore pretty close to its original state. See more updates...
TokenTown is an interactive city model of a transformer language model. It simulates token processing, attention, and output generation in real-time, with adjustable speed and pause controls.
GitHub has implemented several security improvements to prevent supply chain attacks, including account protection, safer workflow defaults, and credential revocation. These changes aim to disrupt and limit the impact of attacks, making GitHub's products more secure by default for open source communities and enterprises.
SpecForge is a tool for writing and analyzing specifications in the Lilo language, which is used for hybrid systems. It provides features like syntax highlighting, type-checking, and analysis capabilities in VSCode.
The demo scene, a digital art subculture, has a long history of creating its own tools, including assemblers, trackers, and other software, often with unique and quirky user interfaces. These tools, such as Seka, AsmOne, and ProTracker, were used to create demos, music, and graphics, and often featured peculiar designs and features that were characteristic of the scene.
A texture-based technique evaluates Bézier curves on the GPU using fixed-function linear texture interpolation hardware for improved performance. This method extends to B-splines, NURBS, and other advanced curve types with potential efficiency gains.
To achieve ultra-low latency in SQLite, configure WAL mode, manage busy handlers, and leverage custom Virtual File System (VFS) layers, and pair WAL mode with the NORMAL pragma to prevent disk synchronization bottlenecks. Properly configuring SQLite with WAL mode, memory mapping, and transaction boundaries can handle hundreds of concurrent requests and millions of queries per day on a modest ...
Claire, a game developer with experience on console and VR, shared her experiences with using Godot engine for VR development, including the challenges of rebuilding the core and the community PS5/PSVR2 port. She also discussed the need for a more standardized API for platform plugins and the importance of community involvement in engine development, highlighting her own efforts to create a ...
Hunter-gatherers in Norway transported brown trout into isolated mountain lakes at least 7000 years ago for summer foraging. They likely used wooden fish traps and may have transported fish in waterskins to provide a predictable food supply.
The chapter discusses implementing a Forth environment on Lisp, exploring the concepts of abstract registers, threaded code, and duality of syntax, and how these features make Forth a powerful and flexible language. The author also touches on the idea of brevity and how it relates to the productivity of programming languages, and how macros can provide a duality of syntax that allows for more ...
Codex Security is an open-source CLI and TypeScript SDK for finding, validating, and reviewing security issues in code. It supports macOS, Linux, and Windows, and requires Node.js 22 or later.
ALP is a state-of-the-art lossless compression algorithm for IEEE 754 floating-point data, exploiting decimal and high-precision patterns. It outperforms other schemes in decoding speed, compression ratio, and compression speed.
I'm unable to summarize the input as it appears to be a random collection of characters. Can you please provide a clear and concise input that I can summarize for you?
A Dutch engineer has created OmnesViae, a tool that allows users to plot routes between ancient Roman cities and estimate travel times on foot or horseback. The tool uses ancient sources like the Tabula Peutingeriana and the Antonine Itinerary to calculate routes and provide detailed information on intermediate stops.
HNewhere detects Hacker News stories, loads comments into a sidebar, and lets you browse discussions without leaving the page.
Echologue turns voice notes and journal entries into structured memory, making it askable and retrievable. It captures moments, moods, and thoughts, then indexes them for later recall.
Writers should not make Substack their digital home, as it's short-sighted and can derail long-term visibility on the internet. Instead, they should treat their website as the definitive source of truth and use platforms like Substack as distribution pipes.
Half-Life, a story-driven first-person shooter, has been ported to PowerPC Macintosh computers 28 years after its original release. The game, developed by doctashay using Xash3D FWGS, is playable from start to finish with multiplayer support and additional downloads.
Valve has been sponsoring Collabora engineers with early phase, exploratory work for trying to bring the open-source Radeon Vulkan "RADV" driver to Microsoft Windows. Experimental work is underway for porting the Mesa RADV Vulkan driver to Windows as this open-source driver implementation used by Linux gamers and a large part to the success of the AMD-powered Steam Deck and now Steam ...
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Learn by editing with real nvim, racing vimbot on keystrokes. Practice 72 skills, from basics to advanced, with a vimbot to compete against.
reFrame is an experimental camera with a color ePaper display that captures one photo at a time, taking 15 seconds to fully appear. It's open source, allowing users to build their own using off-the-shelf components like a Raspberry Pi Zero and eInk display.
RADV, an open-source Vulkan driver for AMD GPUs, has been successfully ported to Windows, allowing for a shared codebase and easier debugging across platforms. The project has made significant progress, including running the game Counter-Strike 2, but still requires work on presentation and communication with the proprietary kernel driver to achieve production-readiness.