no-code

CGP Grey explains that postal codes are routing instructions for mail rather than geographic regions. He looks at the quirks and problems this causes.

3Blue1Brown's discovery-oriented introduction to error correction codes, building up Hamming codes from the puzzle of locating a flipped bit. It explains the parity-check idea and why it is so efficient.

Veritasium builds a QR code by hand to explain how it works. It covers the history of Morse code and barcodes, how QR codes encode data, why damaged codes still scan, and how safe they are.

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.

A long Lex Fridman podcast conversation with Austrian economist Saifedean Ammous, author of The Bitcoin Standard. They cover Bitcoin, fiat money, anarchy and Austrian economics.

Fons van der Plas introduces Pluto.jl, a reactive notebook for Julia that tracks references between cells and re-runs affected cells when code changes. The talk was given at JuliaCon 2020.

A WSJ investigation by Joanna Stern into iPhone thieves who watch victims enter their passcode, then use it to lock them out of Apple accounts and drain bank and payment apps. It explains how the thefts work and how to protect yourself.

John McCall of Apple's Swift team presents at CppNow 2023 on introducing a memory-safe successor language into large C++ code bases. He argues incremental improvement of C++ hits hard limits and explains Swift's C++ interoperability for gradual migration.

Tantacrul's 76-minute deep dive into the history of western music notation and the many proposed replacements, such as piano rolls, colored notes and the jubilate. He explains why none have displaced the current system.

Casey Muratori shows how typical 'clean code' object-oriented patterns can cost large factors in performance. He benchmarks them against simpler data-oriented code.

A DEF CON 29 talk by Richard Henderson about encoding the EICAR antivirus test string into QR codes and barcodes and scanning them at real systems. Many systems that do not expect such input misbehave or collapse, including a parking garage system.

A Hagerty documentary on a 1979 Lamborghini Countach LP400 S and how it ended the Cannonball Baker Sea-to-Shining-Sea Memorial Trophy Dash. It tells the story of the illicit race started by Brock Yates and its Hollywood adaptation.

MattKC fits a playable Snake game into a QR code by writing tiny x86 machine code and patching the ZBar scanner so it can run the decoded data.

Hard Is Easy runs experiments to show that a correctly tied figure 8 knot is not hard to untie after loading. He shows how two knots that look similar can behave differently depending on how they are dressed.

OpenAI's 2021 live demo of Codex translating natural language into code, from Hello World to building a game and a Microsoft Word plugin.

Modern Vintage Gamer explains how Eric Chahi built Another World on the Amiga 500, using 2D polygons, rotoscoping and clever techniques to run well on a stock 7MHz machine.

Engineering Explained examines new research suggesting corn ethanol in US gasoline may emit as much or more carbon than gasoline. It covers the Renewable Fuel Standard and why ethanol was assumed to be a green fuel.

Anders Puck Nielsen clears up common misunderstandings about what legally counts as genocide, then compares the situation in Gaza with the genocide case against Putin. The chapters cover the definition, individual intent, and the two case comparisons.

Real Engineering looks at why nuclear power plants are expensive and how their economics compare with fossil and renewable alternatives. It is based on a video from the Illinois Energy Professors.

Veritasium visits snowflake expert Dr Ken Libbrecht, who grows designer snowflakes in the lab. The video explains how snowflakes form and why they take so many shapes.

A one-minute Yahoo Finance clip of President Biden saying he would shut down the Nord Stream 2 pipeline if Russia further invaded Ukraine.

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

A C-SPAN clip from a joint press conference with Olaf Scholz in which President Biden says that if Russia invades Ukraine, there will no longer be a Nord Stream 2. Pressed on how, he promises it can be done.

A short video that reads out comments from the leaked Team Fortress 2 source code to show the frustration of Valve's programmers over time.

WIRED has UCLA professor Amit Sahai explain zero-knowledge proofs to a child, a teen, a college student, a grad student and an expert. Each round goes deeper into the cryptography and why it matters.

A ShortCircuit (Linus Tech Tips) review of Nvidia's RTX Voice, which uses GPU-based neural networks to remove background noise from microphone audio. It demonstrates how well the filtering works.

CodeParade's short devlog on how spherical geometry looks in 2D and 3D and why it feels so unusual, part of the Hyperbolica series on a non-Euclidean game.

Technology Connections explains why car turn signals appear to drift out of sync at stoplights and how thermal and other flasher designs work. It also covers how synchronization could be achieved.

Adam Conover argues that billionaire philanthropy is harmful, using examples like Patagonia's Yvon Chouinard. He says we should stop accepting the myths about benevolent billionaires.

Internet Historian tells the story of No Man's Sky, from its over-hyped and badly received launch to years of updates by Hello Games that redeemed the game. It is a long, comedic mini-documentary.

A conference presentation by Bert Hubert on how companies lose their technological edge and become outsourcing hubs. It argues the same dynamic applies to whole countries and continents, and ends with suggestions for reversing it.

A 12-minute beginner lesson from Nick Milo's Linking Your Thinking series introducing the Obsidian note-taking app and the first steps to start using it.

Anders Puck Nielsen analyzes the Nord Stream pipeline sabotage using Kilcullen's theory of liminal warfare and prospect theory. He argues from the operational design that Russia is the most likely culprit, then discusses how hybrid warfare might be used against Europe.

A two-minute demo of SmartKnob View, an open-source input knob built from a brushless gimbal motor, magnetic encoder and round LCD. Closed-loop torque control gives software-defined detents and end stops.

Casey Muratori's invited lecture on where bad code comes from, rebroadcast from a Twitch stream. He critiques conventional wisdom such as SOLID and Clean Code and argues about how those habits lead to slow, poorly structured software.

Apple's November 10, 2020 event introducing the Apple M1 chip and the new MacBook Air, 13-inch MacBook Pro and Mac mini, along with macOS Big Sur.

Short Airbus footage of its ATTOL project, in which a test aircraft performed a fully automatic, vision-based take-off at Toulouse-Blagnac. The crew ran eight take-offs over several hours.

8-Bit Show And Tell walks through the BASIC source code of the original Commodore 64 Sid Meier's Pirates!. It covers bugs, quirks and traces of abandoned features and scenarios left in the code.

A short side-by-side demo of a large image loading over a slow connection in JPEG, progressive mozjpeg, JPEG XL and AVIF. It shows how each codec renders partial data.

Not Just Bikes argues that urban noise comes mostly from motor vehicles, drawing on the book Curbing Traffic and a visit to Delft, a city that takes noise seriously.