Working in large, established codebases, often with millions of lines of code and involving hundreds of engineers, presents significant challenges for software engineers. - A common mistake is inconsistency, where engineers ignore existing code patterns and implement features in isolation, which can lead to maintenance issues and hinder future improvements. - To effectively work within large codebases, engineers should research existing patterns, understand the codebase's production impact, be cautious with dependencies, and carefully remove unnecessary code to maintain quality and value.
Engineers in large, established codebases often encounter challenges with inconsistency and undocumented practices, necessitating a focus on personal code quality and documentation. - Balancing improvements with maintaining local consistency is key, especially when the existing codebase is inconsistent, while engaging with the wider team can help align practices. - The ultimate goal is to enhance the codebase's functionality and maintainability, requiring pragmatism and adaptation to existing patterns.
Magic Links provide a passwordless login method via email links, offering enhanced security but can be inconvenient due to email delays and multi-device use.
They may pose security risks by encouraging users to access personal emails on work devices, highlighting the need for alternatives like One-Time Passwords (OTPs).
For improved user experience, especially for tech-savvy users, passkeys are recommended as a more flexible and secure option.
Magic links, used for authentication, face reliability issues due to email problems and can push users towards biometrics, which may be legally compelled unlike passwords. - Passkeys are proposed as a more secure and user-friendly alternative to magic links, but their adoption is still ongoing, with many services yet to implement them. - The discussion on balancing security and usability in authentication methods remains active, highlighting the challenges in finding an optimal solution.
The book guides readers through building a small operating system from scratch, covering essential functions like context switching, paging, and file operations in C, all within approximately 1,000 lines of code.
It emphasizes learning new debugging techniques, particularly for challenges like the boot process and paging, and provides downloadable examples on GitHub.
The book is licensed under CC BY 4.0, with code under the MIT license, and requires familiarity with C and a UNIX-like environment as prerequisites.
Operating System in 1,000 Lines" is a book that guides readers in creating an operating system from scratch using any programming language, not limited to C.
The book emphasizes essential components of an OS, steering clear of a traditional UNIX-like structure, and aims to be an engaging and creative project."
It invites contributions and feedback, offering content in Markdown format, and serves as a valuable resource for learning and experimenting with OS development."
A study of the SPF (Sender Policy Framework), DKIM (DomainKeys Identified Mail), and DMARC (Domain-based Message Authentication, Reporting, and Conformance) records of the top 1 million websites revealed over 1,700 public DKIM keys shorter than 1,024 bits, which are deemed insecure. - Researchers successfully cracked a 512-bit DKIM key from redfin.com using Python and CADO-NFS for under $8 on a cloud server, demonstrating the vulnerability of short keys. - The study emphasizes the need for email providers to reject DKIM signatures with keys shorter than 1,024 bits, as some providers like Yahoo Mail, Mailfence, and Tuta accepted the compromised signature.
Cracking a 512-bit DKIM (DomainKeys Identified Mail) key is now affordable, costing less than $8 using cloud services, highlighting the vulnerability of outdated encryption methods.
The discussion emphasizes the necessity for stronger DKIM keys and the challenges in balancing security with usability, as many systems still rely on outdated keys, posing significant security risks.
The conversation underscores the broader implications for email security and the urgent need for updated standards to protect against evolving threats.
Microsoft is reportedly altering Bing's appearance to resemble Google's interface, potentially misleading users into using Bing unintentionally. - This strategy underscores Microsoft's challenges in competing with Google's substantial market share in the search engine industry. - Critics suggest that this tactic may prioritize Microsoft's business objectives over providing a genuine user experience.
Microsoft is altering Bing's appearance to resemble Google when users search for "Google" on Bing, leveraging Google's brand recognition.
This tactic is controversial, with some viewing it as deceptive and others as a strategic move to retain users who may not notice the difference.
Legal experts indicate that while Google could potentially sue, proving deception without clear trademark infringement would be difficult, highlighting Microsoft's competitive strategy in the search engine market.
The author shares their experience of being laid off twice in one year, emphasizing the importance of maintaining good relationships with former employers and being prepared for job searches. - Key signs of potential layoffs include a lack of company vision, distractions, low product usage, and sudden company meetings, suggesting employees should stay vigilant. - Advice for those laid off includes updating resumes, filing for unemployment, leveraging LinkedIn and networking, understanding business models, and maintaining self-worth beyond employment.
The author, having experienced two layoffs in a year, emphasizes the importance of using a simple, linear resume format to improve response rates from Applicant Tracking Systems (ATS). - ATS often misinterpret modern resume formats, which can negatively impact job application outcomes; simplifying resumes and focusing on role responsibilities can mitigate this issue. - Networking, maintaining good relationships, and building a diverse skill set are crucial strategies for career stability and security in a challenging job market.
Fidget is a Rust-based library designed for handling large-scale mathematical expressions, particularly for implicit surfaces, which are compact and support operations like union and intersection. - The library is structured into three layers: frontend (converts scripts to bytecode), backend (efficiently evaluates expressions), and demos, with support for SIMD (Single Instruction, Multiple Data) and automatic differentiation. - Fidget is now publicly available on GitHub under the MPL 2.0 license, with future plans for GPU integration and improved meshing, encouraging exploration and development by users.
Fidget, a project by Matt Keeter, explores diverse areas of computer science, including data structures, algorithms, compilers, and graphics, generating interest for its potential applications in fields like 3D printing and CAD (Computer-Aided Design).
Although it does not support STEP (Standard for the Exchange of Product model data) export due to differing data representations, Fidget offers other functionalities and includes bindings for Rhai, a scripting language for Rust.
The project has inspired creative coding initiatives and discussions, highlighting its versatility and innovative potential in the tech community.
Igalia revitalized the Servo project, an experimental browser engine initially created by Mozilla, by taking over its maintenance in January 2023. - Significant progress includes upgrading dependencies, enhancing continuous integration (CI) and tooling, expanding community support, and adding support for Android and OpenHarmony. - The project has raised over $24,500 in donations, with future goals of becoming a default web engine for Rust applications and developing a full-featured web browser, despite challenges like competition and funding.
Servo, a browser engine, is experiencing a revival with updates and is now accepting donations through Open Collective and GitHub sponsors. - Igalia, a significant contributor to Servo, is also involved in Chromium development, emphasizing the importance of diverse browser engines. - Despite previous setbacks, such as Mozilla halting its development, Servo remains active, with discussions on the benefits of rewriting in Rust and hopes for future funding.
Apple and Google have issued warnings about phone scams, yet a group called "Crypto Chameleon" exploits their services to conduct phishing attacks, resulting in significant financial losses for victims like cryptocurrency investor Tony, who lost $4.7 million.
The phishing gang uses sophisticated methods, including phishing kits that mimic authentication pages and fake Apple support calls, with roles such as Caller, Operator, Drainer, and Owner to execute their scams.
Despite internal betrayals, these cybercriminal groups continue to thrive on platforms like Telegram and Discord, with a focus on targeting wealthy individuals, particularly those with cryptocurrency assets.
A rural Ohio gas station fell victim to a voice phishing scam, where scammers impersonated the station to solicit credit card payments over the phone using fake caller ID. - The incident underscores the potential rise of such scams with the use of automation tools, emphasizing the need for improved security measures. - Cybersecurity journalist Brian Krebs, known for uncovering online scams, experienced difficulties when Akamai ceased DDoS protection for his site, prompting Google to provide support, highlighting ongoing cybersecurity challenges.
Streets GL is a 3D OpenStreetMap project enabling users to explore detailed 3D maps, though some users have noted that the OSM data is outdated and certain features, like bridges, have issues.
Users have suggested improvements, including using Cloudflare for faster loading, updating building data, and integrating elevation data to enhance the visual experience.
The project supports GPX and FIT file uploads for GPS tracks, allowing interaction with the map via keyboard and mouse controls.
Lenovo's Legion Go S will be the first non-Valve device officially "Powered by SteamOS," indicating a significant shift from Windows for gaming PCs.
The SteamOS version of the device will be more affordable, starting at $500, compared to the Windows version priced at $730.
Valve's plan to release a beta version of SteamOS for personal installs could challenge Windows' dominance in PC gaming, promoting a broader shift towards Linux-based gaming.
SteamOS is extending its reach beyond the Steam Deck, presenting itself as a credible alternative to Windows for gaming enthusiasts.
The use of Proton, a compatibility layer, enables most games to run efficiently on Linux, although some multiplayer games with kernel-level anti-cheat systems may face issues.
With tools like Heroic and Lutris simplifying access to games from different platforms, SteamOS offers a streamlined, console-like experience, potentially challenging Windows' dominance in the gaming sector as more devices adopt it.