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Video directory / 18
3,553 videos with summaries and linked Hacker News recommendations, arranged by title.

ElixirConf 2021 - Isaac Yonemoto - Zig (heart) Elixir
ElixirConf · 2 HN recommenders
Isaac Yonemoto's ElixirConf 2021 talk on Zigler, a library for writing Elixir NIFs in Zig. He looks at its internals and how it bridges the two languages while keeping the NIFs well behaved on the BEAM.

ElixirConf 2023 - José Valim - The foundations of the Elixir type system
ElixirConf · 3 HN recommenders
José Valim's ElixirConf US 2023 closing keynote on the foundations of the Elixir type system, covering set-theoretic types and gradual typing with strong arrows.

Elm Europe 2017 - Evan Czaplicki - The life of a file
Elm Europe · 4 HN recommenders
Elm creator Evan Czaplicki's talk on how a file grows and when to split code up. He argues for keeping code in one file until it hurts and warns against premature extraction.

Elm Europe 2017 - Richard Feldman - Scaling Elm Apps
Elm Europe · 2 HN recommenders
Richard Feldman's Elm Europe 2017 talk on how to structure and scale large Elm applications, including when to nest messages.

Elon Musk - CEO of Tesla Motors and SpaceX | Entrepreneurship | Khan Academy
Khan Academy · 2 HN recommenders
Sal Khan interviews Elon Musk in a 2013 Khan Academy entrepreneurship series. Musk discusses PayPal, rocket efficiency and reusability, and how he approaches education and learning.

Elon Musk : How to Build the Future
Y Combinator · 3 HN recommenders
A 20-minute Y Combinator interview in which Sam Altman asks Elon Musk how to build the future. Topics include which problems a 22-year-old should work on, such as AI, genetics, and brain interfaces, and general advice for founders.

Elon Musk Interview: 1-on-1 with Sandy Munro
Munro Live · 3 HN recommenders
Sandy Munro interviews Elon Musk at Boca Chica about Tesla production, mega-castings, seats, structural battery packs and the difficulty of mass production.

Elon Musk Mahalo Mentor Interview
mahalodotcom · 2 HN recommenders
A roughly 40-minute Mahalo mentor interview with Elon Musk, covering his background from Zip2 and PayPal to SpaceX, Tesla and SolarCity, along with advice for entrepreneurs.

Emacs + org-mode + python in reproducible research; SciPy 2013 Presentation
Enthought · 5 HN recommenders
John Kitchin shows how Emacs org-mode with Python lets researchers combine narrative, math, figures and executable code in one document. It exports to LaTeX, HTML and PDF, and he used it for papers and e-books.

Emacs Doom Episode 1 - Getting Started
Zaiste Programming · 3 HN recommenders
A short first episode in Zaiste's Doom Emacs series, showing how to get started with Doom, an Emacs configuration aimed at Vim users. It presents Doom as a polished, fast, batteries-included distribution.

Emacs For Writers
thoughtbot · 3 HN recommenders
Science writer Jay Dixit explains how he uses Emacs as a non-programmer to write, edit and research more productively. He shows his plain-text writing workflow and what led him from tools like Scrivener to Emacs.

Emacs From Scratch #1 - Getting Started with a Basic Usable Configuration
System Crafters · 3 HN recommenders
The first stream in the Emacs From Scratch series, building a custom Emacs configuration from zero while teaching basics. It covers a usable baseline setup and the packages for completion, themes and productivity.

Emacs Org-mode - a system for note-taking and project planning
Google TechTalks · 5 HN recommenders
A 2008 Google Tech Talk by the creator of Org-mode, introducing the Emacs subsystem for plain-text note-taking and project planning. It covers outlines, TODO states, tags, dates and priorities, and later shows using Org-mode as a spreadsheet.

Emacs Rocks! Episode 14: Paredit
emacsrocks · 8 HN recommenders
A three-minute Emacs Rocks screencast by Magnar Sveen demonstrating paredit, which edits Lisp code structurally as a tree of s-expressions rather than characters.

Emacs Rocks! Episode 17: Magit
emacsrocks · 4 HN recommenders
A three-minute Emacs Rocks screencast demonstrating Magit, the Git interface inside Emacs, including staging and other everyday operations.

Email Hates the Living
m · 3 HN recommenders
A lightning-style conference talk by Ricardo Signes about the horrors of email: its protocols, formats and decades of accumulated quirks. It is delivered with a humorous horror theme to show why handling email correctly is harder than it looks.

Emily Shea - "Perl Out Loud"
The Perl and Raku Conference - Greenville, SC 2026 · 3 HN recommenders
Emily Shea, a Fastly engineer with repetitive strain injury, describes using voice dictation as her main way of programming. She covers homophones, custom vocabulary and building her own voice commands to write Perl.

Emojli: Behind the Scenes and Why You Should Never Build An App
Tom Scott · 3 HN recommenders
Tom Scott and Matt Gray talk at Electromagnetic Field about making Emojli, an emoji-only messenger that began as a joke, how it was built and why they never want to do it again.

Emulating the DX7 the HARD way
plgDavid · 3 HN recommenders
An episode of Plogue's chipresearch series on emulating the Yamaha DX7 from the hardware up. It covers the sub CPU and main CPU, address map investigation, cartridges, firmware analysis and a skeleton MAME driver.

Encryption: Last Week Tonight with John Oliver (HBO)
LastWeekTonight · 2 HN recommenders
John Oliver's Last Week Tonight segment on encryption and the Apple versus FBI dispute after San Bernardino. It explains the stakes of weakening encryption and ends with a fake Apple ad about iPhone vulnerabilities.

End of Space – Creating a Prison for Humanity
Kurzgesagt – In a Nutshell · 5 HN recommenders
Kurzgesagt explains how accumulating space junk could trigger a collision cascade (Kessler syndrome) that makes launches too dangerous and traps humanity on Earth.

Energy From Thorium: A Nuclear Waste Burning Liquid Salt Thorium Reactor
Google TechTalks · 3 HN recommenders
Kirk Sorensen's Google Tech Talk on liquid-fluoride thorium reactors, a design that could burn nuclear waste and use thorium as fuel. It draws on Oak Ridge National Laboratory work from the 1950s and 60s.

Energy Investments Dialogue | Bill Gates | Global Energy Forum
Stanford ENERGY · 3 HN recommenders
Bill Gates at Stanford's Global Energy Forum argues that cheaper solar, wind and storage are not nearly enough to stop climate change. He discusses natural gas, a carbon tax, nuclear, battery costs and the responsibilities of developing versus developed economies.

England: South Sea Bubble - The Sharp Mind of John Blunt - Extra History - Part 1
Extra History · 6 HN recommenders
The first part of Extra History's animated miniseries on the South Sea Bubble. It explains how England's government debt led Robert Harley to turn to financier John Blunt, whose schemes began inflating artificial demand for shares.

Enhancing Photorealism Enhancement
ISL and Collaborators · 2 HN recommenders
A video presenting an Intel research paper on enhancing the photorealism of synthetic images. A convolutional network uses rendering intermediates, shown on GTA V footage that comes out looking like real street scenes.

Entanglement and Complexity: Gravity and Quantum Mechanics
Stanford Institute for Theoretical Physics · 4 HN recommenders
Leonard Susskind lectures at Stanford on how gravity and quantum information theory have merged into a new way of thinking about physics. He covers entanglement and complexity, with applications from black holes to strange metals and the foundations of quantum mechanics.

Enterprise Sales | Startup School
Y Combinator · 2 HN recommenders
Y Combinator partner Pete Koomen, who led Optimizely to $100M ARR, walks through the enterprise sales funnel. Chapters cover prospecting, outreach, qualification, pricing, closing, procurement and implementation.

Ep. 1 - Awakening from the Meaning Crisis - Introduction
John Vervaeke’s Lectern · 6 HN recommenders
The first episode of John Vervaeke's lecture series on the modern meaning crisis, tracing its history through philosophy, cognitive science, religion and psychology. It introduces the series and its themes.

EPC2018 | Wave Function Collapse in Bad North | Oskar Stalberg
BUas Games · 4 HN recommenders
Oskar Stalberg explains how Wave Function Collapse assembles island dioramas from handcrafted tilesets in Bad North. He covers the theory, implementation, tooling, and how he blends art and technology.

Epic 2014
jessanmur · 2 HN recommenders
Epic 2014 is a short science-fiction film that imagines the media landscape merging into a personalized, computer-generated news service. It is a fictional history of 'Googlezon' and the decline of traditional newspapers.

Epic v Apple: Judgment Day - Who Won? Who Lost? ...and Why? (VL538)
Hoeg Law · 3 HN recommenders
Hoeg Law's Virtual Legality walks through the 185-page Epic v. Apple decision, covering antitrust law, relevant markets, anti-steering and who actually won. It runs well over two hours and corrects common media misreadings.

Episode 1: A basic expression evaluator
Immo Landwerth (terrajobst) · 2 HN recommenders
The first episode of a long live-coding series in which Immo Landwerth builds the Minsk compiler for a small language in C#. It starts with a basic expression evaluator and builds toward a full language.

Episode 1: Introduction - The Mechanical Universe
caltech · 2 HN recommenders
The first episode of Caltech's The Mechanical Universe, a 52-part introductory university physics series. David Goodstein introduces ideas from Copernicus to Newton, linking the physics of the heavens and the earth with computer animation.

Equipment Review: Best Carbon-Steel Skillets (Can This One Pan Do It All?) & Our Testing Winner
America's Test Kitchen · 4 HN recommenders
America's Test Kitchen tests eight carbon-steel skillets to find the best one, asking whether a single pan can replace stainless, cast iron and nonstick. It names a winner and covers how the pans perform.

Eric Bier Demonstrates Cedar
Computer History Museum · 3 HN recommenders
Eric Bier, a PARC research scientist, demonstrates the Cedar integrated programming environment and language, an evolution of Mesa from Xerox PARC. The demo shows the Tioga editor, garbage collection, and a full graphical workstation environment.

Eric Cline | 1177 BC: The Year Civilization Collapsed
The Institute for the Study of Ancient Cultures · 2 HN recommenders
Eric Cline presents the thesis of his book 1177 BC on the collapse of the interconnected Late Bronze Age Mediterranean civilizations. The talk covers the Egyptians, Mycenaeans, Hittites, Canaanites and their trade networks.

Eric Schmidt and Peter Thiel - Fortune Debate, 2012
kykeon · 2 HN recommenders
A 2012 Fortune dinner debate between Peter Thiel and Eric Schmidt over whether technological progress is healthy or stalling and whether Google can still innovate.

Eric Weinstein: Revolutionary Ideas in Science, Math, and Society | Lex Fridman Podcast #16
Lex Fridman · 2 HN recommenders
Lex Fridman interviews mathematician and economist Eric Weinstein about science, mathematics, and society. The conversation ranges across physics, academia, AI and job displacement.

Erik Jansson - GPU driven Rendering with Mesh Shaders in Alan Wake 2
Digital Dragons · 2 HN recommenders
A Remedy engineer explains how Alan Wake 2 moved to a GPU-driven rendering pipeline built on mesh shaders, culling and rendering meshlets for dense vegetation on PS5 and Xbox Series consoles.

Erik Satie - Gymnopédie No.1
DistantMirrors · 3 HN recommenders
A recording of Erik Satie's Gymnopedie No. 1, one of the best-known pieces of minimalist piano music by the French composer.

Erlang Factory 2014 - That's 'Billion' with a 'B': Scaling to the Next Level at WhatsApp
Erlang Solutions · 6 HN recommenders
Rick Reed of WhatsApp explains at Erlang Factory 2014 how the service scaled to billions of messages with a very small engineering team. He covers the FreeBSD and Erlang stack, Mnesia usage, server counts and bottleneck work.

Erlang Factory SF 2016 Keynote Phoenix and Elm – Making the Web Functional
Erlang Solutions · 2 HN recommenders
A joint Erlang Factory 2016 keynote by Phoenix creator Chris McCord and Elm creator Evan Czaplicki on using the two together, including Phoenix.Presence design and PubSub optimizations.

Erlang The Movie II: The Sequel
gar1t · 6 HN recommenders
A humorous 10-minute parody sequel to Erlang: The Movie, in which Erlang's creators discuss the aging language and meet a surprise helper. It plays on the Outlaw Techno Psychobitch joke for OTP.

Erlang: The Movie
uncertainyesterday · 4 HN recommenders
A short Ericsson film demoing Erlang, showing concurrent processes, debugging tools, and hot code reloading, including crashing parts of a running system while calls continue.

Erlang: The Movie
dawsdesign · 2 HN recommenders
A short film about the Erlang language, showing telecom systems built from lightweight processes and demonstrating hot code swapping. It is an edited version of the original Ericsson video.

Erlang: The Movie (Fixed Audio)
CH1LLW4VE · 2 HN recommenders
A 12-minute film in which Erlang's creators demonstrate the language's fault tolerance and live-system features, including phoning each other to show it working. This version has fixed audio.

Errol Morris interviews mob lawyer Murray Richman - 1/3
Melchi · 3 HN recommenders
Part one of Errol Morris's First Person interview with Murray Richman, a New York lawyer who defends mob figures. He talks about how he sees the law and his clients.

Essence of linear algebra preview
3Blue1Brown · 11 HN recommenders
A five-minute preview of 3Blue1Brown's Essence of Linear Algebra series, which uses animation to build geometric intuition for topics from a standard linear algebra course.

Essential Ideas for Parents
Jason Salotti · 9 HN recommenders
Dr. Russell Barkley's roughly three-hour lecture on ADHD for parents of affected children. It explains what ADHD is and how the ADHD brain differs.

Etching small patterns in Glass
Huygens Optics · 4 HN recommenders
Huygens Optics experiments with etching tiny patterns in glass, covering hydrofluoric acid risks, buffered oxide etch, photoresist and chromium masks, and laser-induced etching. It ends with attempts at microscopic Tesla valves.

Euler's formula with introductory group theory
3Blue1Brown · 3 HN recommenders
3Blue1Brown builds intuition for Euler's formula, e^(pi i) = -1, using the core ideas of group theory. It treats exponentiation geometrically as rotation and scaling instead of repeated multiplication.

EV Road Trips Suck Now (Except in a Tesla)
Aging Wheels · 4 HN recommenders
Aging Wheels compares a road trip in a Polestar 2 with an identical drive in a Tesla, showing the charging problems of non-Tesla EVs. It argues that outside Tesla's network, EV road trips have become frustrating.

Evan Czaplicki - Let's be mainstream! User focused design in Elm - Curry On
Curry On! · 7 HN recommenders
Evan Czaplicki, creator of Elm, talks at Curry On 2015 about user-focused language design. He explains the principles behind Elm and how to make a functional, typed language as approachable as JavaScript.

Every Melody Has Been Copyrighted (and they're all on this hard drive)
Adam Neely · 4 HN recommenders
Adam Neely interviews Damien Riehl and Noah Rubin about their project to generate and copyright every possible melody as MIDI. The video explains their reasoning and how it bears on music copyright lawsuits.

Every Ruler Makes the Same Mistake When They Die
CGP Grey · 3 HN recommenders
CGP Grey, adapting The Dictator's Handbook, explains how rulers keep power and why succession causes trouble when they die. It is the sequel to his video on the rules for rulers.

Everyone is Wrong About Mexican Coke (Even @johnnyharris)
Reactions · 2 HN recommenders
ACS Reactions investigates why Mexican Coke, supposedly cane sugar sweetened, tested as having glucose and fructose, explaining that sucrose breaks down in acidic soda.

Everything is a Remix (2023 Edition)
Kirby Ferguson · 3 HN recommenders
Kirby Ferguson's updated four-part video essay arguing that creativity is built on copying, transforming and combining existing work. It covers examples from film, music and technology and touches on generative AI.

Everything Is A Remix (Full Film)
StarveTheSystem2 · 2 HN recommenders
Kirby Ferguson's film argues that creativity is built from copying, transforming and combining existing works, examining music, film and technology. It makes the case that everything is a remix.

Everything is a Remix (Original Series)
Kirby Ferguson · 7 HN recommenders
Kirby Ferguson's video essay series arguing that creativity is built on copying, transforming and combining existing work. It covers music, film and technology, then turns to copyright and patents.

Everything is a Remix Part 3 (Original Series, 2011)
Kirby Ferguson · 2 HN recommenders
Part 3 of Kirby Ferguson's Everything is a Remix series, using Apple and the iPhone to show how invention builds on copying and combining prior ideas. It argues that creativity and innovation are inseparable from copying.