unit testing

A one-minute Rheinmetall promotional demo of Oerlikon Ahead air burst ammunition, which throws a cloud of sub-projectiles to destroy small air targets.

Eric Weinstein's roughly three-hour presentation of Geometric Unity, his proposed theory unifying physics, given as a special episode of The Portal. It includes clarifications at the end.

A short Unitree promo for its G1 humanoid robot, priced from $16K, showing agile motion, dexterous hands and imitation and reinforcement learning.

Unity's real-time cinematic teaser 'Enemies' from its Demo Team, showcasing HDRP lighting, strand-based hair and an advanced digital human toolkit. It is a short showcase of high-end real-time rendering.

Veritasium tells how Kodak film was fogged by radioactive fallout from the first atomic tests, letting the company detect nuclear testing before anyone announced it. The video also covers the deal to keep it quiet and how fallout contaminated packaging.

Dr. John Campbell reviews studies on vitamin D deficiency and immunity, including links to influenza and COVID-19, with Public Health England advice. He walks through the sources he cites.

MedCram's Dr. Roger Seheult summarizes a discussion with Dr. Michael Mina on cheap, paper-based at-home COVID-19 antigen tests. It explains why lower sensitivity can still work well for screening infectious people.

Dr. John Campbell reviews studies on vitamin D and immunity, including research on respiratory infections, during the early COVID-19 period.

Leandro Facchinetti explains why he thinks Racket is a great language and why he stopped using it. He describes his backstory and experiences with the Racket community.

A long personal account by a former NixOS contributor of his experience in the community, his ban and the governance events. He aims to correct what he sees as a false narrative about the NixOS drama.

Destin Sandlin tours United Launch Alliance's rocket factory with CEO Tory Bruno, showing friction stir welding, structural rocket skins and large milled parts.

Asian Boss interviews Professor Kim Woo-joo of Korea University Guro Hospital about COVID-19 in early 2020. He covers masks, testing, aerosol spread, and South Korea's response.

A Kurzgesagt video arguing that social media's problem is information flooding and tribal polarization. It suggests a return to smaller online communities and more in-person interaction.

Veritasium takes an IQ test and examines what IQ measures, its history including military use and eugenics, its controversies, and how it correlates with life outcomes. Experts including Cecil Reynolds and Stuart Ritchie contribute.

Linus Tech Tips tests a large batch of DisplayPort cables with a Total Phase cable tester, checking bandwidth and signal quality. Many cables did not meet their claimed specs.

A More Perfect Union report from a small Texas town next to a large Bitcoin mining facility, where residents describe constant noise and health problems. It looks at the political and corporate power behind the facility.

A short news clip of a test in which a Tesla hits a child-sized dummy while a car equipped with Luminar's lidar stops in time.

A short comedy sketch by Kai Lentit lampooning an interview with a 'senior Rust developer' and Rust community stereotypes.

Dr. Anthony Fauci joins the This Week in Virology podcast to discuss SARS-CoV-2 transmission, testing, immunity, vaccines and preparedness.

A one-hour OCaml Workshop 2020 talk on the state of the OCaml Platform, covering IDE support, next steps for the tooling and plans for 2020-2021.

GitHub interviews Linus Torvalds on twenty years of Git, from its creation in about ten days as a Linux kernel tool to its role in modern software development. He discusses technical decisions, community contributions and the project's philosophy.

Dr. Roger Seheult of MedCram reviews the benefits of sunlight beyond vitamin D, covering the solar spectrum, circadian rhythm, melatonin and infrared light. The lecture runs nearly two hours with timestamps.

Dan Olson's long Folding Ideas video on the GameStop meme stock phenomenon, its online community and the conspiracy thinking around it. It runs over two hours.

A Medlife Crisis video by cardiologist Rohin Francis on overdiagnosis and over-screening. It explains how detecting more disease does not necessarily mean saving more lives, and covers harms such as unnecessary treatment.

Benn Jordan investigates infrasound and low-frequency noise from data centers, including xAI's Colossus and a crypto mine, and reports his own experiments on the effects. The video covers the health and community impacts on nearby residents.

Gabriella Gonzalez argues that developers misunderstand marketing as deception or hype, and applies the technology-adoption ideas of Crossing the Chasm to Haskell. She looks at what keeps Haskell from reaching mainstream programmers and what a community can do about it.

Jared Mauch tells how he got fed up with poor internet options in rural Michigan and built his own fiber network to his town. The talk was given at NLNOG Live in September 2020.

The old announcement trailer for Hyperbolica, CodeParade's Unity game set in hyperbolic and spherical space. The creator has since posted devlog videos on building it.

The first part of Freya Holmer's three-part, nearly four-hour lecture on shader coding for game devs in Unity. It covers what shaders are, vertex and fragment shaders, interpolators, data types, blending and textures.

A 60 Minutes segment in which Tristan Harris contrasts TikTok with its Chinese counterpart Douyin. He argues that Chinese children get wholesome, time-limited content while the rest of the world gets the addictive version.

People Make Games explores VRChat, the social virtual world that many consider the metaverse people actually like, interviewing users and covering its communities and uncertain future.

Tantacrul critiques the UX and UI of Steinberg's Dorico music notation software, comparing it with Sibelius and user testing it with real musicians alongside his own attempt to compose in it.

GoldenSound publishes music on Tidal to test MQA, a deep dive into the format's claims and problems including its leaky filter. Testing begins around the 5:45 mark.

A long Techlore video documenting what it presents as hostile conduct by GrapheneOS leadership and community members, including lead developer Daniel Micay, toward CalyxOS and others.

Scott Manley tells the story of a computerized telemetry system built to sit at the heart of a nuclear test device in place of the plutonium pit, designed to transmit data in the microseconds before it was destroyed.

A lecture from MIT's Missing Semester course covering version control with git. It builds up git from its data model rather than from commands.

Jack Rusher's Strange Loop 2022 talk argues that most programming languages are still designed around punchcard-era assumptions. He makes the case for live, interactive programming environments, drawing on Lisp, Smalltalk and REPL-driven development.

Casey Muratori shows how fast a terminal renderer can run, building a simple reference renderer that handles Unicode and colored text far quicker than Windows Terminal. He argues that common excuses for slow terminals do not hold up.

Joran Dirk Greef's Systems Distributed '23 talk on TigerStyle, the engineering methodology behind TigerBeetle. It covers designing safer systems in less time through up-front design, assertions, and deterministic simulation.

Jeremy Howard defends Jupyter notebooks as a serious development environment, especially when paired with nbdev. He responds directly to Joel Grus's talk about why he dislikes notebooks, and contrasts REPL-style and notebook-style work.