dns load balancing

Day 21 of Casey Muratori's Handmade Hero, which covers loading game code dynamically from a DLL on Windows. He builds hot reloading of C game code from scratch in about an hour and a half.

A long Tsoding Daily programming stream in which he implements hot code reloading in C by loading a dynamic library at runtime without stopping the main program. It also touches on migrating struct versions across reloads.

A DEFCON 21 talk by Robert Stucke on DNS errors caused by single-bit flips, which lead to requests for misspelled domains. It shows real-world data on bitsquatting.

A seven-minute Google I/O 2014 talk by Simon Newton on how developers can make use of Google's global network. It describes the network's footprint and some of the services running on it.

Dan Abramov live-codes hot reloading with time-travel debugging at React Europe 2015, debuting Redux and its devtools. The slides themselves are driven by application state.

Artem Dinaburg's DEF CON 19 talk on bit-squatting, where DRAM bit flips cause DNS requests to go to domains one bit off from the intended one. It shows how hardware faults can be exploited for hijacking without any software exploit.

Clay Shirky argues at Web 2.0 Expo NY that the problem online is not information overload but filter failure. He says the real challenge is building better ways to filter and organize what we see.

Artem Dinaburg's DEF CON 19 talk on bit-squatting, where flipped bits in DRAM cause devices to contact domains that differ by one bit from legitimate ones. He shows how registering such domains can hijack traffic without exploiting any software bug.

A demonstration of loading Altair 4K BASIC on an Altair 8800 clone, using a front-panel bootloader and an ASR-33 Teletype. It shows the full sequence of entering boot code, loading BASIC and running a program.

A GameTrailers walkthrough from E3 2012 of an Unreal Engine 4 real-time tech demo with Epic's Alan Willard. It shows live code changes and hot reloading while the game runs.

A very short clip from The Matrix Reloaded in which Trinity runs nmap and then uses an SSH exploit. The scene is notable for showing a real tool.

The short printer-destruction-adjacent clip from Office Space built around the cryptic 'PC LOAD LETTER' error message. It pokes fun at unhelpful printer errors.

A Just Have a Think video on the proposed 16 billion pound Xlinks project to build solar, wind and battery capacity in southern Morocco. It would send around 3.6GW to the UK by subsea HVDC cable as near-baseload power.

Highlights of the June 2010 ICANN DNSSEC root Key Signing Ceremony, showing the procedures used to generate and protect the root zone signing key.

Bruce Hauman live-codes Flappy Bird in ClojureScript in about six minutes, using figwheel to hot-reload changes into the running game. The demo shows game behavior being changed interactively without restarting.

A reupload of Joel Spolsky's talk teaching spreadsheet users the Excel features they are probably missing, such as keyboard navigation, named ranges, tables and lookups. The original disappeared and this copy comes from the Wayback Machine.

Bruce Hauman presents Figwheel, a ClojureScript tool for live, interactive development with hot code reloading. He explains the main ideas, demonstrates how it works, and shares tricks for getting the most out of it.

Technology Connections explains how a home can act as a thermal battery by pre-cooling or pre-heating when electricity is cheap or abundant. He shows how this shifts load off-peak and eases strain on the grid.

Tom Scott's three-minute satirical short about a corporate-run, DRM-and-ads-laden afterlife after mind uploading. It imagines copyright law and lawyers applied to human memory and consciousness.

An AWS re:Invent 2018 session diving into the Nitro system, a set of hardware offload and security building blocks behind next-generation EC2 instances. It covers the design and architecture and how Nitro enables new instance types.

A short clip of a helicopter pilot harvesting Christmas trees at an Oregon farm with a sling load. The description adds facts about Oregon's Christmas tree industry.

A clip from the 2011 film Margin Call in which senior partners hold an emergency meeting and decide to sell off toxic assets immediately. It is set at the start of the 2008 financial crisis.

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.

The final codec conversation from Metal Gear Solid 2, in which the AI 'Colonel' explains that the Patriots filter out junk information and curate truth for humanity. It plays as a dark meditation on information overload, manipulation and shared reality.

Paul Irish and Pavel Feldman present the newest Chrome Dev Tools features at Google I/O 2011, including live CSS editing, saving changes, breakpoints and network analysis. It also covers remote debugging.

A 2016 House Judiciary Committee hearing on encryption, held during the Apple and FBI iPhone dispute. It features testimony from Apple, the FBI and outside experts including Susan Landau, and runs over five hours.

Raymond Hettinger's PyBay 2019 talk on the mental strategies he uses when programming in Python, such as chunking, solving a simpler related problem, and repeating tasks manually until patterns emerge. This version is re-synced with the slides.

A Rocky Mountain IPv6 Taskforce talk in which T-Mobile's Stephan Lagerholm explains how the carrier went IPv6-only using DNS64 and 464XLAT, with a live Android demo and best practices.

Stephan Lagerholm of T-Mobile explains at NANOG how T-Mobile turned off IPv4 for over 10 million handsets using DNS64 and related technologies. He shares advice on finding and handling broken applications.

UploadVR covers a Facebook Reality Labs prototype that tracks facial expressions using cameras mounted in a VR headset. The updated version captures subtle micro-expressions for realistic avatars.

Bryan Hunter's GigCityElixir 2023 talk on HCA Healthcare's Waterpark system, built on Elixir/Erlang. It describes how the architecture is distributed and fault-tolerant, with a multi-datacenter cluster and runtime code swapping.

Zach Tellman's Clojure West talk covers the basics of queueing theory and its practical use in systems, including backpressure, how queues break down under load, and pitfalls of naive core.async use.

Practical Engineering explains why connecting solar and other inverter-based generation to the grid is hard. It covers grid stability, load balancing and the behind-the-scenes engineering challenges of renewables.

Allan Blomquist demonstrates the internal programming and debugging tools Tomorrow Corporation uses to make games, including live modification of a running game and time-travel debugging.

Psychologist Barry Schwartz argues in this TED talk that abundant choice makes people more paralyzed and dissatisfied rather than freer and happier.

A Google Tech Talk on Yahoo's 14 rules for faster web pages and the YSlow tool. It covers front-end practices like avoiding @import and fixing ETags, with live analysis of popular sites.

A short Ze Frank piece from his 2006 show about "brain crack", the rush of exciting new ideas that feel great but tend to fall apart once you start executing them.

Netflix engineer Drew Gallatin's EuroBSDcon 2022 talk quantifies the older FreeBSD optimizations that let Netflix serve web traffic at 800Gb/s, including TSO, LRO, VM page cache zones, asynchronous sendfile and unmapped mbufs.

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.

A full upload of the Hotline Miami game soundtrack, with tracklist timestamps, featuring synthwave and electronic artists such as Perturbator, M O O N and Jasper Byrne.