Published: 2026-01-05 | Origin: /r/programming

The content discusses RTEdbg, a real-time firmware analysis, testing, and debugging toolkit designed for C/C++ programming. It features minimally intrusive code instrumentation for logging and tracing, utilities for transferring data to a host application, and a host-side decoder for interpreting the information. RTEdbg supports logging various data types and is useful for optimizing system performance, identifying bottlenecks, and handling complex debugging tasks, including reverse engineering and capturing elusive issues that traditional methods may miss. The toolkit is suitable for

Published: 2026-01-05 | Origin: /r/programming

Gossip Glomers are a series of distributed system challenges developed by Fly.io and Kyle Kingsbury, utilizing the Maelstrom platform and Jepsen verification framework to test various services. The aim is to create a node that communicates with other nodes and services via stdin/stdout to implement specific workloads, while Maelstrom manages scheduling and fault injections to evaluate the node's behavior under adverse conditions. The author chose to tackle these challenges in Rust, despite the availability of a Go library for Maelstrom

Published: 2026-01-05 | Origin: /r/programming

In a year-end reflection posted on January 4, 2026, the author reviews significant trends and events in the database industry over the past year. They note a mix of exciting developments and predictable trends. Noteworthy mentions include the rise of "vibe coding," the Wu-Tang Clan's time capsule project, and Databricks securing two large funding rounds instead of going public. On the more predictable side, Redis Ltd. reverted their licensing and SurrealDB achieved impressive benchmark numbers despite data

Published: 2026-01-05 | Origin: /r/ruby

The author discusses their interest in mruby, specifically its ability to create standalone executables, which often face compatibility issues when run on different systems than they were built on. They mention that while mruby has some cross-compilation capabilities, it can be complex and challenging, particularly when trying to build for MacOS from Linux. However, they discovered Cosmopolitan Libc, a project that allows C to be built and run anywhere, similar to Java but without needing an interpreter. Cosmopolitan Libc

Published: 2026-01-05 | Origin: /r/programming

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Published: 2026-01-05 | Origin: /r/ruby

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Published: 2026-01-05 | Origin: Hacker News

Josh Winn reflects on his experience with mobile web access following Hurricane Helene, which severely impacted Western North Carolina. After the storm, many cell towers were damaged, resulting in limited access to critical information. On the day after the storm, he struggled to load emergency websites and gather information on road closures, often encountering slow-loading pages and technical errors. He recalls driving to a location with better service and facing difficulties navigating government websites due to poor design, excessive media, and broken links. He emphasizes the need

Published: 2026-01-05 | Origin: /r/programming

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Published: 2026-01-04 | Origin: Hacker News

The Stack Exchange network includes 183 Q&A communities, with Stack Overflow being the largest and most trusted platform for developers. Stack Overflow for Teams has been rebranded as Stack Internal, which emphasizes the integration of human thought and AI automation in the workplace. The user discusses generating a correlated dataset using Python and noticing that a linear least-squares fit does not appear centered among the data points. Instead, when they diagonalized the covariance matrix to find the eigenvector indicating the direction of maximum variance, this

Published: 2026-01-04 | Origin: Hacker News

The content describes "taws," a terminal-based user interface for managing and viewing AWS resources. The tool aims to simplify interaction with AWS infrastructure by monitoring for changes and providing commands for resource management. Users need to have Rust 1.70+ and appropriate IAM permissions to use it. Taws supports 30 core AWS services, covering over 95% of typical usage, and encourages community contributions for improvements and new service additions. Feedback is highly valued, and the project operates under the MIT License.

Published: 2026-01-04 | Origin: /r/programming

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Published: 2026-01-04 | Origin: Hacker News

A Korean mathematician, Baek Jin-eon, has gained international acclaim for solving the moving sofa problem, a geometric puzzle that had remained unsolved for nearly 60 years. Recognized by Scientific American as one of the top 10 mathematical breakthroughs of 2025, Baek, 31, is a research fellow at the Korea Institute for Advanced Study. The problem, first posed in 1966, involves determining the largest shape that can navigate a right-angled corner in a 1

Published: 2026-01-04 | Origin: /r/programming

The article discusses image classification, a task where a whole image is assigned to one of several predefined classes, producing a class label and a confidence score. YOLOv8, developed by Ultralytics, represents the latest iteration in the YOLO (You Only Look Once) series, previously focused on object detection. Unlike its predecessors, YOLOv8 features a dedicated classification architecture optimized for accuracy and efficiency, allowing for image-level category identification without the need for bounding boxes. The model utilizes a CNN

Published: 2026-01-04 | Origin: /r/programming

The text discusses the historical challenge of proving identity to strangers at a distance, emphasizing that networks have digitized rather than created this problem. It traces the evolution of identity verification from ancient times, starting with Nehemiah in 450 BC, who was provided letters from King Artaxerxes I for safe passage. It highlights similar systems across various civilizations, such as China's guosuo, Roman letters of introduction, and medieval tax receipts, illustrating the concept of transitive trust—where trust is built

Published: 2026-01-04 | Origin: Hacker News

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Published: 2026-01-04 | Origin: Hacker News

The author reflects on their 14 years at Google, realizing that success as an engineer goes beyond technical skills. While coding is important, the most effective engineers excel at navigating the complexities around their work, including interpersonal dynamics and organizational challenges. They stress the importance of understanding user problems deeply instead of fixating on specific technologies or solutions. By focusing on user needs—through interactions, support tickets, and inquiry—engineers can uncover simpler, more effective solutions. The author warns against being overly certain in discussions

Published: 2026-01-04 | Origin: Hacker News

The essay discusses the paradox of sitting alone in a café, which are traditionally designed as social spaces for gatherings. The author reflects on their choice of a staycation instead of traveling like friends did, opting for leisurely activities and deepening their relationship with their dog through long walks. Feeling the passage of time slow down, the author decided to leave their phone at home during walks, leading to initial anxiety but ultimately providing a liberating experience. They found joy in the freedom from digital distractions and the opportunity to

Published: 2026-01-04 | Origin: Hacker News

The article discusses an anecdote from the development of *Street Fighter II*, specifically related to a last-minute issue discovered before the game's release. The CPS-1 arcade hardware, which operates by drawing pre-set tiles from the GFX ROM without the ability to modify them, posed a challenge when a typo was found. Akiman, a developer, realized he could not alter the GFX ROM but had control over the instructions ROM. He creatively resolved the typo in the logo by replacing specific tiles, which

Published: 2026-01-04 | Origin: /r/programming

The guide by Alexey Makhotkin takes a unique approach to explaining SQL JOINs, focusing first on LEFT JOIN followed by INNER JOIN. It emphasizes using ID equality comparisons in the ON condition and distinguishes between N:1, 1:N, and M:N JOIN types, advocating for N:1 as the preferred method. The guide avoids confusing terminology and provides a detailed analysis of how to avoid overcounting in GROUP BY queries. Key objectives of the guide include teaching readers to write accurate and

Published: 2026-01-04 | Origin: /r/programming

The new version enhances build support for Android native applications by allowing more configurable parameters in the android.native_app rule, such as android_sdk_version and android_manifest. It also enables the disabling of the default android_native_app_glue library for custom integrations. The introduction of the utils.bin2obj rule improves build speed by generating object files directly, bypassing C code generation. The tool supports multiple architectures and formats, including x86, ARM, and others, and automates the generation of symbol names for embedded