Published: 2026-01-09 | Origin: Hacker News

A Default ArcGIS API key was found embedded in Flock Safety's public JavaScript bundles, which allowed unrestricted access to their ArcGIS mapping environment and 50 private data layers. This included sensitive information like license plate detections, patrol car locations, and 911 call data from approximately 12,000 deployments across the U.S. The API key was publicly accessible without any restrictions, appearing in 53 different front-end bundles, potentially exposing vast amounts of data. Flock Safety operates a significant network

Published: 2026-01-09 | Origin: /r/programming

The article by Itamar Turner-Trauring discusses the importance of implementing tests for algorithms, particularly focusing on performance testing through big-O notation. It emphasizes that while ensuring functionalities, assessing the scalability of algorithms is crucial. The article uses the example of searching for a value in an array to explain how algorithms can be expressed in terms of their scaling behavior—specifically, how runtime increases with input size. By utilizing big-O notation, one can effectively communicate the expected performance of an algorithm. For instance,

Published: 2026-01-09 | Origin: /r/ruby

Zzak shares updates on recent changes in the Rails codebase after the holiday season. Key updates include: 1. **Addition of `Rails.app.revision`** - A version identifier for error reporting and cache keys. 2. **Introduction of `ActionDispatch::Request#bearer_token`** - A method to extract bearer tokens from the Authorization header for API requests. 3. **Expansion of `Rails.app.creds`** - It can now access values from `.env` files in development

Published: 2026-01-09 | Origin: /r/programming

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Published: 2026-01-09 | Origin: /r/ruby

The content discusses a Ruby gem that retrieves transcripts or subtitles for YouTube videos, including automatically generated ones. It is designed to function without a headless browser, unlike other selenium-based tools, and is based on the Python youtube-transcript-api. Users can add it to their application's Gemfile or install it directly. To get a transcript, the video ID (not the URL) must be provided. The gem allows fetching transcripts in various languages and supports raw data handling. Additional options include preserving formatting and

Published: 2026-01-09 | Origin: Hacker News

Augustin Bielefeld and Alexander Willer discuss the challenges of electronics manufacturing and their efforts to make it more accessible and economically viable, particularly in Europe. Over the course of a year, they established a production line in Hamburg, confronting issues often overlooked, such as the setbacks associated with high capital expenditures. They advocate for high-quality, high-mix/low-volume manufacturing that can benefit small companies with minimal up-front investments. The duo emphasizes the need for innovative small businesses to relocate industrial production to Europe

Published: 2026-01-09 | Origin: /r/programming

Binary search is a well-known algorithm in computer science used to find the position of a target value in a sorted list. It operates efficiently by discarding half of the search space with each step, requiring approximately \(log_2(n)\) comparisons in the worst case. Despite its simple concept, implementing binary search correctly can be challenging, often resulting in errors. To ensure reliability, binary search should be implemented as a small program derived from clear specifications rather than merely as a memorized pattern. Given an

Published: 2026-01-09 | Origin: /r/programming

The content discusses a project that utilizes C++ template metaprogramming to create a Language Model (LM) that performs inference entirely at compile time, rather than at runtime. The compiler serves as the inference engine, integrating the final generated string directly into the binary's data segment. The project challenges traditional notions of execution timing by emphasizing that it's not just hardware limiting performance but also how and when execution is defined. It showcases a character-level bigram model with transition probabilities encoded in a static constexpr matrix,

Published: 2026-01-09 | Origin: /r/ruby

The content emphasizes that achieving mastery in coding requires a strong commitment and willingness to partake in challenging coding experiences.

Published: 2026-01-09 | Origin: Hacker News

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Published: 2026-01-09 | Origin: Hacker News

The content expresses a commitment to valuing user feedback and encourages users to consult the documentation for available qualifiers. It mentions an error occurred while trying to load a page, specifically related to the usage of "claude max," and notes that attempts to reconnect were unsuccessful, resulting in no response. The version referenced is 1.1.8, and there are multiple mentions of "no response," along with a mention of "mac."

Published: 2026-01-09 | Origin: Hacker News

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Published: 2026-01-09 | Origin: Hacker News

After nearly 18 years at iNaturalist, the organization he co-founded, the author has decided to leave. He cites concerns about the current leadership's direction for the product and their management style, which he believes is neither empathetic nor effective. The post serves as an announcement of his departure, an explanation of his decision, and a personal record of his journey. The author began developing iNaturalist in 2003 and officially launched it with co-founders in 2007. Over the

Published: 2026-01-09 | Origin: /r/programming

The author reflects on the decline of Stack Overflow's popularity among software developers from 2017 to 2023, attributing this shift to the platform's unwelcoming and often toxic environment. Despite a prior recognition of these issues in a 2018 blog post, many users still faced criticism when asking questions. A growing number of developers prefer generative AI for quick answers, as it provides efficient responses without the negativity associated with Stack Overflow. The author speculates that a more positive community might have

Published: 2026-01-08 | Origin: /r/programming

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Published: 2026-01-08 | Origin: Hacker News

Embassy is a modern embedded framework designed for developing embedded applications using the Rust programming language and its asynchronous features. It enables developers to write safe, efficient, and energy-saving embedded code quickly. Rust's strengths include high speed, memory efficiency, and robust compile-time error checking, which contribute to safer code with full memory and thread safety. Embassy leverages Rust's async/await syntax to facilitate efficient multitasking in embedded systems, eliminating the need for traditional real-time operating systems (RTOS) and

Published: 2026-01-08 | Origin: Hacker News

Richard D. James and Tatsuya Takahashi reflect on their collaboration on a project involving a Korg synth, highlighting the excitement of working together, especially as James joined near the end. Takahashi notes that this synth is the only one currently on the market with full microtuning editing, attributing this feature to James's insistence on its inclusion. James shares that his interest in microtuning began with personal experimentation on a Yamaha DX100, where he questioned the default tuning of

Published: 2026-01-08 | Origin: Hacker News

The content discusses "Sopro," a lightweight English text-to-speech model that utilizes dilated convolutions and cross-attention layers, diverging from traditional Transformer architectures. It was trained on a budget using a single L40S GPU and, while not leading in performance, showcases potential for improvement with better data. Key features include minimal dependency requirements and installation options, with noted optimal performance on specific Torch versions. The training process involved pre-tokenized data, sacrificing the raw audio to save space, which

Published: 2026-01-08 | Origin: Hacker News

The content discusses the functionality and implementation of AI coding assistants, emphasizing that they rely on a straightforward underlying code structure rather than complex systems. The key concept is that these coding agents facilitate communication with a powerful language model (LLM) that handles tasks without directly interacting with the filesystem. The author outlines three essential capabilities a coding agent needs: retrieving file contents, navigating directories, and editing files. The article explains that developers should create a simple coding agent using basic Python imports and an API client, emphasizing

Published: 2026-01-08 | Origin: /r/programming

In the previous article, the author discussed std::move, value categories, and move semantics, emphasizing that std::move is a cast that alters the compiler's perception of an object but doesn't perform an actual move. Understanding std::move is crucial, but when developing a generic library for different data types, performance issues can arise due to unexpected copies, especially in template code. The author illustrates this issue through an example of building a wrapper around various data types, akin to std::make_unique or std