Published: 2025-05-26 | Origin: /r/programming

The article analyzes data encryption for removable storage devices within the Android operating system, focusing on two technologies: file-based encryption for SD cards and full-disk encryption for memory cards used as internal storage (Adoptable Storage). It explores the technical aspects of each method, such as encryption algorithms, data structures, and key storage mechanisms, using Sony Xperia XZ and Xiaomi Redmi 5 Plus devices. The findings indicate that full-disk encryption employs the dm-crypt module with the AES-256-CBC

Published: 2025-05-26 | Origin: /r/programming

A Dead Letter Queue (DLQ) is a secondary queue used to store messages that fail processing in the main consumer queue, helping to preserve data integrity in distributed systems. DLQs enable the troubleshooting and recovery of failed messages without disrupting the main workflow. They employ a redrive policy to determine how many retries a message will receive before being directed to the DLQ. It's important to note that using DLQs can interfere with message ordering in FIFO systems. Different messaging systems have specific implementations for DLQs:

Published: 2025-05-26 | Origin: /r/programming

The Pulse is a summary series analyzing trends in Big Tech and startups. Today's topics include: 1. **Stack Overflow's Decline**: The site is experiencing a dramatic drop in monthly questions, reaching levels nearly as low as when it launched in 2009. 2. **Industry Developments**: - Google's CEO is engaging in customer support. - Coding model recommendations are being offered by Cursor, while AI development tools see skyrocketing valuations. - OpenAI remains a nonprofit with

Published: 2025-05-25 | Origin: Hacker News

On May 25, 2025, Mike Jones reflects on the tenth anniversary of the JSON Web Token (JWT) becoming RFC 7519, marking the conclusion of a 4.5-year effort to create a JSON-based security token format and cryptographic standards. JWT was co-designed with OpenID Connect, and its widespread adoption suggests the standards' success. Jones notes that JWTs have been used in ways not originally intended by their creators, highlighting their significant role in online security. To ensure

Published: 2025-05-25 | Origin: /r/programming

The article discusses a cautionary experience of a developer who chose the ModelMapper library for transforming a Model into a Data Transfer Object (DTO) in a Spring project. DTOs are designed to carry data between different application parts without containing business logic. Initially, the project seemed successful, with solid integration tests and no backend bugs reported during manual testing. However, once the services went live and users began entering data, the author faced significant challenges due to this library choice, potentially jeopardizing their job.

Published: 2025-05-25 | Origin: /r/programming

The article discusses the principles of horizontal and vertical scaling, particularly in the context of setting up horizontal scaling with PostgreSQL (Postgres). It highlights the advantages and conditions under which horizontal scaling should be avoided, such as maintaining simplicity with a single-node database, ease of backup and recovery, reduced network overhead, and as a temporary solution. To implement horizontal scaling, the article advises installing specific tools, including kubectl, helm, minikube, and k9s, while requiring a basic understanding of

Published: 2025-05-25 | Origin: /r/programming

The content discusses "Togo," a terminal-based todo manager built in Go, emphasizing its simplicity and aesthetics. Users are invited to provide feedback, which is taken seriously. Togo can be installed from the Arch AUR with zero dependencies, and users can download pre-built binaries for their operating systems. It requires Go version > 1.24, and users must ensure their PATH includes the installation directory. Togo supports shell completion for ease of use. The application allows users to manage tasks through an

Published: 2025-05-25 | Origin: Hacker News

**Book Reading Habit Overview:** - The Book Reading Habit is a platform dedicated to fostering and enhancing reading habits. It includes an app available on Apple devices to assist users in tracking their reading and improving their engagement with books and papers. **Technical Projects:** 1. **E-ink Reader Tool:** - Development of a page-reflow tool for e-ink readers that can restructure pages in scanned documents, with a focus on usability through an Emacs mode for structured workflows. 2.

Published: 2025-05-25 | Origin: /r/programming

The author expresses enthusiasm for the game "Balatro" and shares their experience of creating a mock-up screenshot of the game for the Nintendo E-Reader, a Game Boy Advance peripheral that loads mini games using scanned cards. They then developed a working prototype of the game for the E-Reader, which, while not a full port, allows for a substantial playable experience. The prototype includes core gameplay features but fakes certain elements like the selection and win screens. The author mentions challenges with adapting the game's

Published: 2025-05-25 | Origin: Hacker News

The content discusses an X11 dynamic tiling window manager called plwm, which is written in Prolog. The project aims for high code and documentation quality, easy customization, and minimalism, catering to common tiling WM user needs. Users can install plwm on Ubuntu 22.04 via specific commands and set it up in their ~/.xinitrc file. The document outlines the basic configuration steps, including creating a desktop session file for modern display managers. It mentions that all windows are managed

Published: 2025-05-25 | Origin: /r/programming

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Published: 2025-05-25 | Origin: Hacker News

The content discusses a free, self-taught education path in Computer Science through the OSSU curriculum, which comprises a comprehensive set of online courses. It aims to provide a solid foundation in computing concepts for motivated learners, omitting non-CS general education requirements. The curriculum features high-quality courses from prestigious institutions and is designed to be completed in around two years with an estimated commitment of 20 hours per week. It also includes tools for learners to track their progress and completion timelines. Feedback from users is taken

Published: 2025-05-25 | Origin: Hacker News

In version 1.8 of pretix, shipping management was introduced for the Hosted and Enterprise editions, allowing tickets to be sent via mail instead of being downloaded. This feature is particularly useful for creating high-quality tickets suitable for gifting or display, which requires a thermal ticket printer and appropriate ticket paper. The author tested two printers: the BOCA Lemur and the Practical Automation uITL+2003CF. Both offered similar print quality; however, the uITL+ lacks a network port

Published: 2025-05-25 | Origin: Hacker News

Lottie animations, created in Adobe After Effects, feature complex motion graphics and can be exported as Lottie JSON files, which contain essential information for reproducing the animations. These vector graphics are resolution-independent, meaning they maintain quality regardless of size. Tweening automates the animation process between defined keyframes. The Lottie ecosystem includes various tools, libraries, and assets, widely used by companies to enhance user experiences. The Lottie Animation Community (LAC), a non-profit hosted by The Linux Foundation

Published: 2025-05-25 | Origin: /r/programming

The author discusses the concept of Dependency Injection (DI) in Go, arguing that it often receives negative perceptions due to the complexities introduced by DI frameworks. They clarify that DI is a simple technique: it involves passing dependencies, such as database instances, into constructors rather than creating them within the constructor itself. This method enhances modularity, allowing for the use of interfaces to create real and fake implementations for different contexts, such as production and unit testing. In discussions of DI in Go, the author illustrates how

Published: 2025-05-25 | Origin: Hacker News

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Published: 2025-05-25 | Origin: Hacker News

The "Level Design Book" serves as a comprehensive guide to level design for 3D video games, catering to designers of all skill levels and various game engines. It is currently a work in progress, with potential changes in structure and incomplete pages. The book is free to read indefinitely under a specific license, prohibiting the sale of translations. It includes sections on understanding level design, the level creation process, critical essays and design analysis, tools for level editing, resources for assets, and guidance for

Published: 2025-05-25 | Origin: Hacker News

The author, drawing from their extensive experience in developer infrastructure across various companies, reflects on the challenges and considerations of transitioning to a monorepo setup in an engineering organization. They emphasize the need for a custom suite of tools to address productivity issues unique to monorepos, as existing solutions from large companies like Google or Facebook may not fully meet the needs of every organization. The author urges engineers to critically evaluate their expectations and culture rather than idealizing the success stories of others, acknowledging that adopting a mon

Published: 2025-05-25 | Origin: /r/programming

The content explains the concept of consistent hashing using a relatable example of distributing pizza slices among friends at a party. When a new friend joins, redistributing the pizza slices illustrates the challenges of data partitioning. Consistent hashing aims to solve this issue by using a circular structure, where data is mapped to various points around a circle. In the example, databases are represented as points on a circle, and when a new database is added, only a small portion of data needs to be reallocated, preventing

Published: 2025-05-25 | Origin: Hacker News

The content discusses a new tool or feature for visualizing and debugging Rust programs. It introduces Terres the hermit crab as a character associated with this tool, highlighting a connection to the Rustacean community.