AI's Disruptive Impact on Tech Hiring

2025-02-20

The tech hiring process, particularly technical interviews, is universally disliked. Traditional interviews focus on algorithms and data structures, but AI tools like GitHub Copilot and LLMs are making it easy for candidates to fake skills and pass these tests. This article explores AI's impact on various interview types—online coding assessments, computer science fundamentals, and architecture design—and proposes solutions. These include switching to in-person interviews, using anti-cheating software, and fundamentally changing interviews to assess AI tool proficiency and code refactoring skills. Ultimately, the article suggests future tech interviews will prioritize complex problem-solving, teamwork, and real-world project experience.

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Development Technical Interviews

From Quant to BCI: A 2025 Self-Learning Roadmap

2025-06-14

A seasoned engineer with a background in quantitative finance and software development is transitioning into the exciting field of brain-computer interfaces (BCIs). He's embarked on a 12-24 month self-learning journey, structured around three phases: foundational hardware (building a digital clock, amplifying bioelectric signals), intermediate systems (analog/digital radio, FPGA-based signal processing), and advanced topics (closed-loop neural stimulation, wireless data transfer). This ambitious plan combines self-study, hands-on projects, and community engagement, aiming to eventually secure a role in academia, a startup, or industry within the BCI space.

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Development Neurotech Self-Learning

3D-Printed Device Creates Acoustic Rainbows Without Electricity

2025-06-17
3D-Printed Device Creates Acoustic Rainbows Without Electricity

Researchers from the Technical University of Denmark and Universidad Politécnica de Madrid have developed a 3D-printed acoustic rainbow emitter (ARE) that separates broadband white noise into distinct frequencies and directs them in different directions, creating an acoustic rainbow. Unlike traditional acoustic systems, the ARE uses passive scattering, requiring no electricity. By leveraging computational morphogenesis, topology optimization, and wave-based modeling, the researchers designed a complex structure that manipulates sound waves through interactions with its surface. This groundbreaking device opens new avenues in acoustic sensing and control, offering potential applications in various fields.

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Mozilla's Continued Partnership with Onerep: A Year After Broken Promises?

2025-02-13

In March 2024, KrebsOnSecurity revealed that Onerep's founder also runs numerous people-search companies, including the data broker Nuwber. Following this revelation, Mozilla announced it would end its partnership with Onerep. However, nearly a year later, Onerep remains bundled with Firefox. Despite Mozilla's assurances of user data safety, the continued partnership raises questions about its commitment to its stated values. Further complicating matters, Onerep appears to be collaborating with another problematic people-search service, Radaris. This situation highlights the complexities and challenges within the personal data removal industry and prompts ethical considerations regarding data broker business models.

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Tech

arXivLabs: Experimental Projects with Community Collaborators

2025-01-31
arXivLabs: Experimental Projects with Community Collaborators

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the website. Individuals and organizations involved embrace arXiv's values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who share them. Have an idea to enhance the arXiv community? Learn more about arXivLabs.

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Development experimental projects

Chaos Game Fractal Generator in Rust

2025-09-07
Chaos Game Fractal Generator in Rust

A command-line application written in Rust that generates fractals using the 'Chaos Game' algorithm. The application iteratively selects vertices of a polygon and moves a point a certain ratio towards the selected vertex, creating intricate patterns. Users can customize parameters like the number of polygon sides, distance ratio, and iterations. Furthermore, it allows users to create custom rules for generating even more complex fractals. The project is open-source and provides detailed instructions and extension methods.

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Development chaos game

Cursor AI Hits a Wall: 800 Lines of Code Too Much?

2025-03-13
Cursor AI Hits a Wall: 800 Lines of Code Too Much?

A user encountered an issue with the Cursor AI coding assistant: it stopped working after exceeding 750-800 lines of code. The user's Hacker News post sparked a discussion about code organization and AI-assisted programming. Other users suggested splitting large files into smaller, modular components, leveraging Cursor's 'Agent' feature, and applying the Single Responsibility Principle to improve code maintainability and AI processing efficiency.

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Development

Scala Capture Checking: The Tech Behind a Failed Talk

2025-08-26

This article recounts the author's failed presentation on capture checking at Scala Days 2025 and the subsequent deep dive into the technology. Capture checking aims to solve the problem of values escaping their intended scope, such as premature closure of resources in try-with-resource patterns. Scala implements capture checking by introducing 'capture sets', a type system feature that allows marking a type and all values it captures. The article details capture sets, subtyping, syntactic sugar, and the mechanisms for capturing functions and classes, exploring capture set behavior in type parameters. Ultimately, the author argues that while capture checking involves many details, it's a largely invisible feature for most developers, improving Scala's safety and enabling wider capabilities usage.

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Development Capture Checking

LLM-powered AI Agents Fail to Meet Expectations in CRM Tests

2025-06-16
LLM-powered AI Agents Fail to Meet Expectations in CRM Tests

A new benchmark reveals that Large Language Model (LLM)-based AI agents underperform on standard CRM tests, particularly regarding confidentiality. Salesforce research shows a 58% success rate for single-step tasks, plummeting to 35% for multi-step tasks. Critically, these agents demonstrate poor awareness of confidential information, negatively impacting performance. The study highlights limitations in existing benchmarks and reveals a significant gap between current LLM capabilities and real-world enterprise needs, raising concerns for developers and businesses relying on AI agents for efficiency gains.

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AI

HD Hyundai's Hydrogen-Powered Excavator: A Cool Concept, But Is It Practical?

2025-02-01
HD Hyundai's Hydrogen-Powered Excavator: A Cool Concept, But Is It Practical?

HD Hyundai is unveiling its production-ready HW155H, a 14-ton hydrogen fuel cell-powered wheeled excavator, at Bauma. This quiet, zero-emission machine boasts an eight-hour operational lifespan between refills. While the concept won a Platinum Prize at the LACP Inspire Awards, the article questions the long-term practicality of hydrogen power in construction fleets compared to the anticipated all-electric HW155E.

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AI's Data Grab: The War on Open Access

2025-03-25
AI's Data Grab: The War on Open Access

A war is raging on the internet. Billions-dollar AI companies are aggressively scraping data from libraries, archives, non-profits, and academic publishers, fueling the training of Large Language Models (LLMs). These institutions, dedicated to making quality information universally accessible, are fighting back, but the AI companies' insatiable hunger for data is overwhelming. Ignoring robots.txt and nofollow directives, these bots overload servers, crippling websites. This wastes developer time and resources, and threatens the preservation of cultural and scientific information. The ultimate outcome may be a world where quality information is locked behind paywalls, accessible only to a privileged few.

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Tech

uv: 10-100x Faster Python Package & Project Manager

2025-06-23
uv: 10-100x Faster Python Package & Project Manager

uv is an extremely fast Python package and project manager written in Rust. It replaces pip, pip-tools, pipx, poetry, pyenv, twine, and virtualenv, boasting a 10-100x speed improvement over pip. uv offers comprehensive project management features, including lockfiles, workspaces, Python version management, and cross-platform support (macOS, Linux, Windows). It simplifies dependency management for both single-file scripts and large-scale projects, significantly boosting developer productivity.

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Development

Adobe's Project Indigo: A New AI-Powered Camera App Challenges Smartphone Photography Norms

2025-06-23
Adobe's Project Indigo: A New AI-Powered Camera App Challenges Smartphone Photography Norms

Adobe launched Project Indigo, an iPhone camera app developed by former members of Google's Pixel camera team. Combining computational photography with AI features, it offers pro controls and a more natural image look, avoiding over-processing. It achieves high-quality results by combining up to 32 frames with mild tone mapping and sharpening, and includes AI-powered features like "Remove Reflections." Currently available for iPhone 12 Pro and later, an Android version is coming soon.

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The Crystal Palace: A Century of Photography, from Glory to Ashes

2025-08-19
The Crystal Palace: A Century of Photography, from Glory to Ashes

This article recounts the epic story of the Crystal Palace, from its debut at the 1851 Great Exhibition to its dramatic destruction by fire in 1936. Through a rich collection of historical photographs, it chronicles the building's construction, relocation, fires, and eventual demolition. The images capture the Palace's grandeur and magnificence, as well as its decline and the enduring legacy it left behind.

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Tool Calling via REST API: A Step-by-Step Guide

2025-07-13
Tool Calling via REST API: A Step-by-Step Guide

This article demonstrates how to call tools via a REST API, enabling interaction between an LLM and external tools. Using the query "Do you have AirPods Pro in stock?" as an example, it outlines a two-step process: sending the prompt and tool definitions to the LLM provider's endpoint, and then receiving the LLM's response with the tool call. This showcases how LLMs can leverage external tools to expand their capabilities and handle more complex tasks.

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Development

Shoggoth Mini: An Expressive Soft Tentacle Robot

2025-07-16

This post details the creation of Shoggoth Mini, a soft tentacle robot designed for expressiveness. The author iteratively improved the hardware, solving cable tangling issues and adding calibration scripts. Control is achieved through a simple 2D mapping for intuitive manipulation, combined with GPT-4 and reinforcement learning for various control modes, including manual control, vision-based tracking, and open-loop behaviors. The author explores the relationship between expressiveness and the perception of 'aliveness' in robots, concluding with future research directions.

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Development

Orange Pi RV2: A $40 RISC-V SBC That Redefines Affordability

2025-09-18

The Orange Pi RV2 is a $40 single-board computer (SBC) featuring an 8-core RISC-V processor, offering a budget-friendly entry point into the world of RISC-V computing. Packed with connectivity options, it excels in IoT and lightweight AI applications. However, it's not a desktop replacement, showing limitations in software support and desktop performance. Despite this, the RV2 strikes a compelling balance between affordability and innovation, making it a viable option for cost-effective specialized projects.

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Hardware

Google Docs Fatal Error: The Bizarre Math.abs() Bug

2025-03-27
Google Docs Fatal Error: The Bizarre Math.abs() Bug

The Google Docs team encountered a bizarre fatal error: in a specific Chrome version, the Math.abs() function unexpectedly became an identity function at the super-optimized level, causing the document editor to crash after extensive text manipulation. After two days of intense debugging, the team finally traced the issue to an optimization change in the V8 engine, which caused Math.abs() to return negative values under specific conditions. This was a low-probability, non-deterministic error that was ultimately resolved with a temporary fix and assistance from the V8 team. The entire process revealed the complexity and challenges of debugging large software systems.

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Development V8 engine

Firefox Brings Enhanced DoH to Android, Balancing Privacy and Speed

2025-09-17
Firefox Brings Enhanced DoH to Android, Balancing Privacy and Speed

Firefox is rolling out DNS over HTTPS (DoH) on Android, providing enhanced privacy protections. Previously launched on desktop and in Canada, Firefox's DoH, in partnership with CIRA and Akamai, achieved a remarkable 61% speed improvement in DNS lookups. The Android implementation lets users select an "Increased Protection" DoH configuration, mirroring the desktop experience. Firefox plans to enable DoH by default on Android in select regions, pending performance tests.

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Tech

OpenBSD Major Update: FILE Object Structure Becomes Opaque

2025-07-21

OpenBSD recently underwent a significant system update making the internal structure of the FILE object in its standard input/output library opaque. This means programs can no longer directly access the internal structure of the FILE object. The change is far-reaching, affecting libc and many libraries that depend on it, including libcrypto, libtls, and libssl. To ease the transition, some helper symbols are temporarily retained but will be removed in the future. Developers are strongly encouraged to use a snapshot upgrade to avoid potential problems.

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Development system update

DeaDBeeF: A Highly Customizable Cross-Platform Audio Player

2025-02-12

DeaDBeeF (0xDEADBEEF) is a modular, cross-platform audio player compatible with GNU/Linux, macOS, Windows, BSD, OpenSolaris, and other Unix-like systems. It plays numerous audio formats, handles format conversion, boasts a highly customizable UI, and supports numerous plugins for extended functionality. The screenshot showcases a heavily customized DeaDBeeF instance running on Linux with several plugins.

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Tokyo Xtreme Racer: A Technical Deep Dive into the UE5 Powered Reboot

2025-01-23
Tokyo Xtreme Racer: A Technical Deep Dive into the UE5 Powered Reboot

After an 18-year hiatus, the Tokyo Xtreme Racer series roars back with a new entry in Steam Early Access. This technical review delves into the game's Unreal Engine 5.4 implementation. Surprisingly, even a GTX 1070 can run the game smoothly at 1080p with high settings. The author provides detailed comparisons of visual quality and performance across different presets, exploring the impact of Lumen lighting technology. Steam Deck performance and future update expectations are also discussed. The game proves surprisingly scalable and visually appealing, even on older hardware.

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Dating App Cerca Leaks Thousands of User Profiles Due to Critical Vulnerabilities

2025-05-12

A security researcher discovered critical vulnerabilities in the dating app Cerca, exposing the personal information of thousands of users, including phone numbers, university emails, and even national ID information. The researcher responsibly disclosed the vulnerabilities to Cerca in late February but received no response. The vulnerabilities allowed attackers to access user profiles, private messages, and even force matches between users. While the vulnerabilities have since been patched, Cerca has not publicly acknowledged the incident or informed affected users. This highlights the critical need for startups to prioritize security and promptly respond to security vulnerability reports.

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Tech

The Enduring Reign of JPEG: Why This 30-Year-Old Image Format Still Rules

2025-06-17
The Enduring Reign of JPEG: Why This 30-Year-Old Image Format Still Rules

This article explores the three-decade-long history of the JPEG image format. JPEG wasn't the web's first image format, but its superior compatibility and progressive compression quickly made it dominant. Unlike the GIF, JPEG was a standardized format developed by a committee, ensuring broad adoption. Despite the emergence of newer formats like JPEG 2000, WebP, AVIF, and HEIC, JPEG's head start and widespread use make it nearly impossible to displace, much like MP3 and ZIP – enduring classics.

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Tech

Testing Without Mocks: A Novel Approach to Unit Testing

2025-03-29

This article presents a novel approach to unit testing that eliminates the need for mocks and spies, resulting in fast, reliable, and maintainable tests. The core idea involves combining state-based testing with a new infrastructure technique called "Nullables." Nullables aren't test doubles; they're production code with an "off" switch, allowing tests to run without relying on external systems or state. While requiring modifications to production code, this approach avoids many drawbacks of traditional methods, such as flaky tests and difficult refactoring, and offers significant performance gains. The article thoroughly explains the patterns and techniques involved, including Narrow Tests, State-Based Tests, and Overlapping Sociable Tests, providing ample code examples and diverse use cases, making it ideal for developers to learn and implement.

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Development

UK Gov's AI Talent Crisis: Lack of Tech Skills & Broken Hiring Processes

2025-03-28
UK Gov's AI Talent Crisis: Lack of Tech Skills & Broken Hiring Processes

A former director of data science at the UK prime minister's office revealed a critical shortage of tech talent within government data departments. Laura Gilbert testified that many government officials in data roles lack the technical skills needed, making it difficult for them to find similar jobs in the private sector. While pockets of excellence exist within the Government Digital Service (GDS), the overall skill level is inconsistent, and hiring processes fail to effectively identify truly skilled candidates. Despite a government initiative, the "Blueprint for Modern Digital Government," promising significant investment in AI talent development and technology upgrades, Gilbert highlighted the need for long-term commitment to data integration, citing the poor track record of past projects. A parliamentary report further underscored the problem, revealing that outdated IT systems hinder AI adoption and funding allocation remains an issue. This highlights the immense challenges the UK government faces in its digital transformation journey.

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My Favorite Self-Hosted Apps of 2024: A Year in Review

2025-01-09
My Favorite Self-Hosted Apps of 2024: A Year in Review

This blog post reviews the author's favorite self-hosted software and applications launched in 2024. Highlights include Hoarder (read-it-later/bookmarking), Pinchflat (YouTube frontend), Glance (multi-purpose dashboard), Docmost (documentation & collaboration), Postiz (social media management), Beszel (resource monitoring), ByteStash (code snippets), Beaver Habit Tracker, Streamyfin (Jellyfin client), Pocket ID (passkey-only authentication), PdfDing (PDF manager), WhoDB (database visualization), Dawarich (location tracking), Slink (image sharing), and GoDoxy (lightweight reverse proxy). These apps were selected based on functionality, community reception, and development activity.

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Development software applications

Heaney's Letters: A Poet's Life and Struggles

2025-05-30

This collection of Seamus Heaney's letters offers a fascinating glimpse into the life of one of Ireland's most celebrated poets. From his early struggles to his Nobel Prize win, the letters reveal the complexities of his journey. We see his friendships with other poets, his reflections on his work, his thoughts on life and death, and his conflicted feelings about fame and the demands of public life. Heaney's witty and poetic style shines through, revealing a man who was both deeply thoughtful and surprisingly humorous. The letters offer a compelling portrait of a poet grappling with the challenges of success while maintaining his integrity and compassion.

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Misc

Akamai Decommissions China CDN Services, Partners with Tencent Cloud and Wangsu

2025-01-05

Akamai announced that it will decommission its China CDN services on June 30, 2026. To ensure a smooth transition, Akamai has partnered with Tencent Cloud and Wangsu Science & Technology to provide alternative solutions. Akamai will act as a reseller, offering migration services and support to help customers transition seamlessly to the new solutions and ensure compliance with evolving Chinese regulations. All existing China CDN customers must complete the transition by June 30, 2026.

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Tech

20 Great CPAN Modules Released Last Week

2025-01-12

Last week saw the release of 20 excellent Perl modules on CPAN (Comprehensive Perl Archive Network), each boasting 12 or more favorites. These modules cover a wide range of functionalities, including database browsing, database change management, CGI handling, configuration management, security auditing, password management, date/time parsing, database drivers, object models, code formatting, and ORMs. Updates included popular modules like DBD::mysql, DBI, and Perl::Tidy, alongside newer additions. This significant update provides Perl developers with a wealth of tools and enhanced development efficiency.

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Development Module Updates
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