Published: 2025-03-18 | Origin: Hacker News

Two new smartwatches running open source PebbleOS are being launched, compatible with thousands of Pebble apps. They are available for pre-order only at store.rePebble.com, with the Duo priced at $149 (shipping in July) and the Core Time 2 at $225 (shipping in December). The Duo resembles the Pebble 2 and includes improvements, while the Core Time 2 is a more advanced version of what Pebble Time 2 could have been. Both watches feature

Published: 2025-03-18 | Origin: /r/programming

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Published: 2025-03-18 | Origin: /r/programming

The author, who develops an AI code review tool, asserts that AI cannot replace human code review, now or in the foreseeable future. Despite the proliferation of AI tools for code generation and review, he expresses concern about the implications of their growing use. While code generation can be rapidly tested and verified through an iterative process, code review is inherently more complex and nuanced. The author invites readers to explore AI code review tools, but ultimately emphasizes the irreplaceable value of human engineers in the review process.

Published: 2025-03-18 | Origin: /r/programming

Crunchy Data Warehouse is introduced as a next-generation, Postgres-native data warehouse. This article by Craig Kerstiens discusses the Citus extension, which is one of the most advanced Postgres extensions. Citus enables Postgres to function as a sharded, distributed, and horizontally scalable database, specifically tailored for certain applications. The article highlights two main use cases where Citus excels: multitenant or SaaS applications. In such applications, tenant data is kept separate, ensuring that no data

Published: 2025-03-18 | Origin: /r/ruby

The content announces a podcast series featuring new episodes on the first Tuesday of each month, where topics include Ruby, Rails, JavaScript, and more. Each episode addresses three main questions: what participants are working on, what's blocking them, and something cool to share. The latest episode features Adam Watham, the creator of Tailwind CSS, discussing the framework's journey since its 2017 inception, its recent rebranding to Tailwind Plus, and the integration of Tailwind UI into its ecosystem.

Published: 2025-03-18 | Origin: /r/programming

The author shares several tips for improving work with PostgreSQL databases, highlighting small practices that collectively enhance usability. Key points include: 1. **UUIDs**: Despite their downsides, using UUIDs is generally beneficial. 2. **Timestamps**: Always include `created_at` and `updated_at` columns in tables for record history, and use triggers to automatically manage the `updated_at` value. 3. **Foreign Key Constraints**: Implement foreign key constraints with `ON UPDATE RESTRICT

Published: 2025-03-18 | Origin: Hacker News

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Published: 2025-03-18 | Origin: /r/programming

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Published: 2025-03-18 | Origin: /r/programming

The author posits that the next phase of AI development will focus on models themselves as products rather than applications built on them. This shift may disrupt the application layer, which investors have primarily supported. Recent examples of this new generation of models include OpenAI's DeepResearch and Claude Sonnet 3.7. DeepResearch is highlighted as a unique research language model capable of performing end-to-end search tasks, unlike standard language models or chatbots. It utilizes its own browsing capabilities—such as searching and

Published: 2025-03-18 | Origin: Hacker News

Niki, also known as @nikitonsky, aims to integrate databases into browsers as part of their work with Instant. They recognize the modern browser as a complex operating system and emphasize the challenges web developers face with data synchronization. Despite having seen many data-fetching tools like XHR, fetch, REST, and GraphQL over the years, Niki points out that these are low-level solutions that only handle initial data retrieval, not ongoing synchronization as data changes over time. They stress that

Published: 2025-03-18 | Origin: Hacker News

The content discusses a method for designing type checkers derived from behavioral specifications through equational reasoning. It highlights the simplification of calculations using an algebraic approach based on fold fusion, as well as enhancements made possible by a constraint-based method for solving and composing fusion preconditions. The methodology is demonstrated through three progressively complex examples: a simple expression language, an extension that includes exceptions, and a variant of the lambda calculus. The work is categorized under Type Systems and Formal Verification, with relevant tags including Program

Published: 2025-03-18 | Origin: Hacker News

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Published: 2025-03-18 | Origin: Hacker News

Vasek Rozhon's blog highlights the release of a video on zero-knowledge proofs, specifically focusing on an algorithm related to graph coloring. The creation of the video was more challenging than anticipated, as it required careful consideration of depth and relevant applications. The video aims to provide a broad overview, encouraging viewers to explore more detailed resources, such as a classic book on cryptography. Rozhon mentions that many complex problems can be reduced to 3-coloring, which ties into previous discussions on

Published: 2025-03-17 | Origin: Hacker News

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Published: 2025-03-17 | Origin: Hacker News

GIMP 3.0 has finally been released after seven years of development by a dedicated community. This new version offers enhanced features for easier and faster editing. Key highlights include: - Non-destructive editing for commonly-used filters with real-time on-canvas previews. - Improved file exchange capabilities, including support for BC7 DDS files and enhanced PSD export. - Automatic layer expansion with paint tools, making drawing easier. - Improved text styling options, allowing for editable text with outlines, shadows, and more

Published: 2025-03-17 | Origin: Hacker News

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Published: 2025-03-17 | Origin: /r/programming

The content discusses the LCP (Lightweight Content Protection) DRM scheme, highlighting a unique aspect where users are given a "key" to access the content they own. It emphasizes that while cryptography can complicate access, the extraction of unencrypted content can be approached through the Thorium app, an Electron Web App that is easy to debug since it runs locally. The author clarifies that this process is not about breaking any security measures but rather about accessing legally acquired content for personal use. The

Published: 2025-03-17 | Origin: /r/ruby

The text discusses Cafeznik, an interactive command-line interface (CLI) tool designed for selecting and copying code files easily, whether from local directories or remote sources like GitHub. The tool utilizes fzf for efficient file selection and allows users to filter and exclude files based on specific criteria. Users can install Cafeznik through RubyGems, and it requires Ruby 3.3 along with some dependencies. The tool is open-source and licensed under the MIT License, inviting contributions and usage from the

Published: 2025-03-17 | Origin: /r/programming

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Published: 2025-03-17 | Origin: Hacker News

David Rosenthal is discussing his work in Digital Preservation, highlighting a 26-year-old 340MB IBM microdrive that still contained a Linux system he had written to it until he recently reformatted it. He mentions discovering a bag with seven microdrives, which vary in capacity from 340MB to 4GB. Out of the drives, two 340MB drives had failed, but the remaining ones are still functional.