Harry R. Schwartz

Code writer, sometime Internet enthusiast, attractive nuisance.

The author at the Palais du Luxembourg in Paris, November 2022. hacker news gitlab sourcehut pinboard librarything 1B41 8F2C 23DE DD9C 807E A74F 841B 3DAE 25AE 721B

Vancouver

British Columbia

Canada

vegan


Articles

Some of these are rough ideas or whimsical nonsense, some are comparatively well-thought-out. Some are technical, some aren’t! It’s all a big soup.

To impose some non-chronological structure, you might try browsing by tags.

You can also subscribe via RSS or email.

How I Build Emacs From Source on Debian

hrs

Published .
Tags: emacs, unix.

What’s Your Favorite Grain to Puff?

hrs

Published .
Tags: food, personal.

Transcript of Beer’s Research Into a Cybernetic Analogue of Fabric

hrs

Published .
Tags: animals, computer-science, cybernetics.

Photogrammetry with Beans

hrs

Published .
Tags: art-and-design, hypertext-art-installations.

Panorama Point, Nebraska

hrs

Published .
Tags: outdoors, personal.

If COVID Were a War

hrs

Published .
Tags: infographic.

What Bird Is That?

hrs

Published .
Tags: birds, personal.

Renaming Your Default Git Branch

hrs

Published .
Tags: unix.

Some Recipes for Stress-Cooking

hrs

Published .
Tags: food.

Burro Racing’s Triple Crown

hrs

Published .
Tags: animals, colorado, outdoors.

Growing Up On Shoshah4muufuiB Drive

hrs

Published .
Tags: beards, security, web.

Graffiti in Miami

hrs

Published .
Tags: art-and-design, personal.

Canadian Permanent Residency

hrs

Published .
Tags: personal, travel.

Climbing Longs Peak via the Keyhole Route

hrs

Published .
Tags: colorado, outdoors.

Build Your Own Snippet Manager

hrs

Published .
Tags: beards, ruby, unix.

Graduating the CMC’s Alpine Climbing School

hrs

Published .
Tags: colorado, outdoors, personal.

The Qinling-Huaihe Line

hrs

Published .
Tags: maps, travel.

Diving the Great Barrier Reef

hrs

Published .
Tags: diving, outdoors, personal.

Hiking the Decalibron

hrs

Published .
Tags: colorado, outdoors, personal.

SNOTEL & Meteor Burst Communication

hrs

Published .
Tags: outdoors.

Backpacking in Great Sand Dunes NP

hrs

Published .
Tags: colorado, outdoors, personal.

Phatic Interactions

hrs

Published .
Tags: computer-science, language, words.

Amateur and Professional Software

hrs

Published .
Tags: books, computer-science, writing.

Implementing Sets with Functions

hrs

Published .
Tags: puzzles, ruby.

Removing the “New Messages” Badge from Slack

hrs

Published .
Tags: unix, web.

Racecar Beds

hrs

Published .
Tags: introspection, personal.

Blowing is Happening in the Mind

hrs

Published .
Tags: books, introspection.

Finding Jobs in Software

hrs

Published .
Tags: computer-science.

Monkey Island

hrs

Published .
Tags: animals, introspection.

Just a Reminder That arandr Exists

hrs

Published .
Tags: computer-science, unix.

Wordograms

hrs

Published .
Tags: language, words, writing.

The Greeks and the Trojans

hrs

Published .
Tags: astronomy, science.

A T-shirt to Celebrate GDPR!

hrs

Published .
Tags: art-and-design, web.

Sending Newsbeuter/Newsboat Articles to Instapaper

hrs

Published .
Tags: beards, web.

Fuzz—Use Fuzzy Matchers on Ruby Objects

hrs

Published .
Tags: beards, ruby, unix.

Disabling Autoplaying Videos in Firefox

hrs

Published .
Tags: web.

On Frilling

hrs

Published .
Tags: animals, beards, computer-science, introspection.

Recommended Reading from the DeepSpec Summer School

hrs

Published .
Tags: computer-science, math, formal-methods.

Lifting Lambdas into Supercombinators

hrs

Published .
Tags: computer-science, math.

Transcript of Nall’s Continuations

hrs

Published .
Tags: computer-science.

Vanity Plates of Silicon Valley

hrs

Published .
Tags: nerd-tourism.

Compression Algorithm Detection with tar

hrs

Published .
Tags: beards.

Byzantine Testing

hrs

Published .
Tags: computer-science, ruby.

Verified, Validated, or Certified?

hrs

Published .
Tags: computer-science, formal-methods.

Verifying Distributed Systems with Verdi

hrs

Published .
Tags: computer-science, formal-methods, paper-review.

Ubiquitous Hummingbirds!

hrs

Published .
Tags: animals, birds, personal.

Why Formal Semantics?

hrs

Published .
Tags: computer-science, formal-methods, math.

Road Trip Photos 2016

hrs

Published .
Tags: outdoors, personal.

The Bouba/kiki Effect

hrs

Published .
Tags: language.

Parlor Rollers

hrs

Published .
Tags: animals, birds.

Moving Out West!

hrs

Published .
Tags: nerd-tourism, personal.

Creating Org-mode TODOs on iOS with Drafts

hrs

Published .
Tags: beards, emacs.

Our TDD Course Is Out!

hrs

Published .
Tags: computer-science, ruby, teaching.

Searching Email from mutt on OS X

hrs

Published .
Tags: beards.

Zeller’s Congruence

hrs

Published .
Tags: computer-science, math.

Cambridge Summer Classic 5K

hrs

Published .
Tags: personal.

OPLSS Flotsam

hrs

Published .
Tags: computer-science, formal-methods, oplss.

The Mathematics of Lavender Wands

hrs

Published .
Tags: art-and-design, math.

Casual Static Analysis

hrs

Published .
Tags: computer-science.

Skills to Retire On

hrs

Published .
Tags: computer-science.

Chronological Snobbery

hrs

Published .
Tags: language, words.

Detecting Old Passwords with pass

hrs

Published .
Tags: beards, security.

Folk Models of Home Computer Security

hrs

Published .
Tags: computer-science, security, paper-review.

Compilation as Search

hrs

Published .
Tags: computer-science.

When is Literate Programming Appropriate?

hrs

Published .
Tags: computer-science.

Getting Started with Org-mode

hrs

Published .
Tags: emacs, video.

Computer Science: Why Bother?

hrs

Published .
Tags: computer-science, personal, video.

Going to OPLSS 2016!

hrs

Published .
Tags: computer-science, formal-methods, personal, oplss.

λet’s Talk About Y

hrs

Published .
Tags: computer-science, talks.

Changing One Thing at a Time

hrs

Published .
Tags: personal.

Switching to a Literate Emacs Configuration

hrs

Published .
Tags: emacs.

A Tool for Finding Primers

hrs

Published .
Tags: biology, computer-science, science, web.

Building the Ralph Gong

hrs

Published .
Tags: personal.

Exploring Dired (plus a cheatsheet!)

hrs

Published .
Tags: emacs.

SquawkBox—Viral Avian Marketing

hrs

Published .
Tags: hashtag-brands, hypertext-art-installations, web.

Just a Reminder That rlwrap Exists

hrs

Published .
Tags: computer-science, unix.

sensible-defaults.el

hrs

Published .
Tags: emacs.

The Keyboard Post

hrs

Published .
Tags: beards, personal.

Naked Splats Pass Blocks

hrs

Published .
Tags: ruby.

Encrypting Email By Default with Mutt

hrs

Published .
Tags: beards, email, unix.

CAD Paper-reading Group Notes

hrs

Published .
Tags: computer-science.

Burritos for the Hungry Mathematician

hrs

Published .
Tags: food, computer-science, math.

Learning to Juggle

hrs

Published .
Tags: ill-conceived-plans, personal.

Implementing Blueprint

hrs

Published .
Tags: computer-science, lisp, ruby.

Beanbag Gopher

hrs

Published .
Tags: ill-conceived-plans, personal.

Starting EmacsBoston!

hrs

Published .
Tags: boston, emacs, meetups.

Christmas Tree Talk

hrs

Published .
Tags: personal, talks.

Generating Unique Tokens with Lazy Enumerators

hrs

Published .
Tags: ruby.

Voronoi Experiments

hrs

Published .
Tags: art-and-design, math.

Starting an Emacs Meetup

hrs

Published .
Tags: emacs, meetups.

La Vie Emoji

hrs

Published .
Tags: personal.

EmacsConf 2015

hrs

Published .
Tags: beards, conferences, emacs, personal.

Building an Object System from Closures

hrs

Published .
Tags: computer-science, lisp.

Thinking about Concurrency

hrs

Published .
Tags: computer-science.

Datalog User Manual

hrs

Published .
Tags: computer-science.

Back to Debian

hrs

Published .
Tags: beards, email, personal, security, unix.

Moving to Boston

hrs

Published .
Tags: boston, personal.

Searching the Web with engine-mode

hrs

Published .
Tags: emacs, video, personal.

Unity—It’s Pretty Neat!

hrs

Published .
Tags: computer-science, personal.

EmacsNYC Stickers

hrs

Published .
Tags: emacs, nyc.

An Introduction to Inodes

hrs

Published .
Tags: unix, computer-science, talks.

Conferences Past and Future

hrs

Published .
Tags: conferences, personal.

The Classical Code Reading Group of New York

hrs

Published .
Tags: meetups, computer-science, nyc.

The Littlest Macro

hrs

Published .
Tags: lisp, computer-science, emacs.

Composable and Compilable Macros

hrs

Published .
Tags: computer-science, lisp, racket, paper-review.

Tips for Teaching

hrs

Published .
Tags: teaching.

Configuring gpg-agent on a Mac

hrs

Published .
Tags: beards, computer-science, email, security.

Automatically Signing Your Git Commits

hrs

Published .
Tags: beards, computer-science, security.

A Streetcar to Subduction

hrs

Published .
Tags: science, geology, nerd-tourism.

Coming Down from the Clouds

hrs

Published .
Tags: beards, email, security.

Teaching at RailsBridge

hrs

Published .
Tags: meetups, personal, rails, ruby, teaching.

Cookie Puss

hrs

Published .
Tags: food, teaching, nyc, personal.

The Soylent Experiment

hrs

Published .
Tags: food, personal.

Some Terrible Wonderful Films

hrs

Published .
Tags: personal.

Interview with Sacha Chua

hrs

Published .
Tags: personal, emacs.

Library of Emoji

hrs

Published .
Tags: ill-conceived-plans.

The Tyranny of Structurelessness

hrs

Published .
Tags: personal, philosophy, conferences.

Pigeon Photographers

hrs

Published .
Tags: animals, birds, ill-conceived-plans.

Switching from RVM to chruby

hrs

Published .
Tags: ruby.

Reading the CS Canon

hrs

Published .
Tags: books, computer-science.

Waggle Dancing

hrs

Published .
Tags: animals, flight, science.

Defying the Queen Abroad

hrs

Published .
Tags: cranks, ruby.

The Crackpot Index

hrs

Published .
Tags: cranks.

Moving Off Feedburner

hrs

Published .
Tags: web, personal.

Our First Pepper!

hrs

Published .
Tags: personal, nyc, food.

Painlessly Installing Conkeror on Mac OS X

hrs

Published .
Tags: unix, web, beards.

engine-mode

hrs

Published .
Tags: emacs, lisp.

An Introduction to Emacs Lisp

hrs

Published .
Tags: lisp, emacs, talks.

The New York Emacs Meetup

hrs

Published .
Tags: meetups, emacs, nyc.

Making Your Emacs Shell a Login Shell

hrs

Published .
Tags: emacs.

Opening Your Last Rails Migration in Emacs

hrs

Published .
Tags: emacs, rails.

Even Glue-to-Glue?

hrs

Published .
Tags: web.

Some Simple LaTeX Project Templates

hrs

Published .
Tags: computer-science, writing.

The Many Names of the India-Bird

hrs

Published .
Tags: animals, birds, language.

Kilobytely

hrs

Published .
Tags: computer-science, ill-conceived-plans, hypertext-art-installations, web.

Growing a Language

hrs

Published .
Tags: computer-science, video.

Pet Names

hrs

Published .
Tags: computer-science, language, hypertext-art-installations, ruby, web.

Golfing in Reverse

hrs

Published .
Tags: computer-science, ruby.

Tractatus Logico-Org

hrs

Published .
Tags: old-dead-white-guys, books, philosophy.

MIT Press Booksale

hrs

Published .
Tags: books, boston, computer-science.

Computing with Crabs

hrs

Published .
Tags: animals, computer-science, cybernetics.

Good Luck

hrs

Published .
Tags: games, old-dead-white-guys.

The Dragon King

hrs

Published .
Tags: history.

The QM2

hrs

Published .
Tags: personal.

Learning Programming with Python

hrs

Published .
Tags: computer-science, personal, python.

The Bridge of Smoots

hrs

Published .
Tags: boston, nerd-tourism, personal.

Emac(s|k)

hrs

Published .
Tags: boston, computer-science, nerd-tourism, personal.

Big week? Huge week.

hrs

Published .
Tags: animals, personal.

Flower X-Rays

hrs

Published .
Tags: art-and-design, science.

Ancient Greek Punishment

hrs

Published .
Tags: games, old-dead-white-guys.

100% Human Hair

hrs

Published .
Tags: ill-conceived-plans, personal.

Let’s Build A Yurt

hrs

Published .
Tags: architecture, ill-conceived-plans, video.

Rudy on Rails

hrs

Published .
Tags: animals, computer-science, puns, web.

George Plimpton’s Video Falconry

hrs

Published .
Tags: games, old-dead-white-guys.

Mazes & Labyrinths

hrs

Published .
Tags: books, language, math.

Yelping with Cormac

hrs

Published .
Tags: food, books.

Shady Characters

hrs

Published .
Tags: art-and-design, typography.

Google+ Circles

hrs

Published .
Tags: web.

Goddammit

hrs

Published .
Tags: art-and-design, ill-conceived-plans, personal.

Abandoned Yugoslav Monuments

hrs

Published .
Tags: architecture, art-and-design, history.

AlgoRhythmics

hrs

Published .
Tags: computer-science, infographic, music, video.

Cephalophores

hrs

Published .
Tags: books, history, language, memes, old-dead-white-guys, words.

Wind Knitting Factory

hrs

Published .
Tags: art-and-design, video.

Painting with WiFi

hrs

Published .
Tags: art-and-design, computer-science, infographic, video.

Chess Music

hrs

Published .
Tags: chess, music.

RFC 2324

hrs

Published .
Tags: food, computer-science, web.

Tupper’s Self-Referential Formula

hrs

Published .
Tags: computer-science, math.

Types of Screws

hrs

Published .
Tags: art-and-design.

Pay Your Taxes, Witches

hrs

Published .
Tags: cranks, ill-conceived-plans, laws.

Memoization using Closures

hrs

Published .
Tags: computer-science, python.

Regional Dialects

hrs

Published .
Tags: language, maps.

Closures in Python

hrs

Published .
Tags: computer-science, python.

Untranslatable Words

hrs

Published .
Tags: language, words.

Crab Canon Visualized

hrs

Published .
Tags: games, math, music, video.

Linear Chess

hrs

Published .
Tags: chess, games, math.

Puzzle Time

hrs

Published .
Tags: games, math, puzzles.

Beowulf in Old English

hrs

Published .
Tags: books, history, language, video.

Thoughts on Sapir-Whorf

hrs

Published .
Tags: language, neuroscience, science.

Gödel in Single Syllables

hrs

Published .
Tags: books, language, math.

Atlas of Remote Islands

hrs

Published .
Tags: books, maps.

RIP Benoȋt Mandelbrot

hrs

Published .
Tags: math, science, video.

12 Byzantine Rulers

hrs

Published .
Tags: books, history.

Chess City

hrs

Published .
Tags: chess, cranks, games, ill-conceived-plans.

The Original Gilgamesh

hrs

Published .
Tags: books, history, language, old-dead-white-guys.

Homemade Spacecraft

hrs

Published .
Tags: balloons, flight, science, spacecraft, video.

History of Umami

hrs

Published .
Tags: food, history.

A Freudian Slip, Perhaps

hrs

Published .
Tags: economics, ill-conceived-plans, personal.

L’elephant triomphal

hrs

Published .
Tags: animals, architecture, art-and-design.

Castro Loves Dolphins

hrs

Published .
Tags: animals, history.

Caprice No. 24 in A Minor

hrs

Published .
Tags: music, video.

A Case for Careful QA

hrs

Published .
Tags: computer-science, science, video.

Nixon In China

hrs

Published .
Tags: music, old-dead-white-guys.

Artisanal Pencil Sharpening

hrs

Published .
Tags: art-and-design, ill-conceived-plans.

A Mathematician’s Apology

hrs

Published .
Tags: books, math, old-dead-white-guys.

Nerd Problems

hrs

Published .
Tags: books, chess, games.

Scott Pilgrim’s Finest Hour

hrs

Published .
Tags: art-and-design, books.

Solar Sailing

hrs

Published .
Tags: art-and-design, flight, science.

The Veganomicon

hrs

Published .
Tags: actual-food, books.

Bloomsday

hrs

Published .
Tags: books, old-dead-white-guys.

Fishy Scholarship

hrs

Published .
Tags: animals, history.

arVix vs. snarXiv

hrs

Published .
Tags: games, science.

Afghanistan in the 1960s

hrs

Published .
Tags: history.

Finchley Central

hrs

Published .
Tags: games.

Socrates and Glaucon on the HSN

hrs

Published .
Tags: books, old-dead-white-guys.

English in Montreal

hrs

Published .
Tags: language.

Brontësaurus

hrs

Published .
Tags: books, history, video.

Rachmaninoff on Mars

hrs

Published .
Tags: music, old-dead-white-guys.

The Turbo-encabulator

hrs

Published .
Tags: books, science, video.

The Nietzsche Family Circus

hrs

Published .
Tags: art-and-design, books, language, old-dead-white-guys.

Numbers Are New

hrs

Published .
Tags: language, math, neuroscience, science.

Hamlet

hrs

Published .
Tags: books, language, video.

On Finishing Books

hrs

Published .
Tags: books, computer-science, infographic, math.

Logicomix

hrs

Published .
Tags: art-and-design, books, history, math, old-dead-white-guys.

Strandbeests

hrs

Published .
Tags: animals, art-and-design, science, video.

Math Ruins Everything

hrs

Published .
Tags: economics, math.

d’Alembert’s Dream

hrs

Published .
Tags: books, neuroscience, old-dead-white-guys.

Chess Boxing

hrs

Published .
Tags: chess.

Artificial Flight and Other Myths

hrs

Published .
Tags: birds, computer-science, flight, science.

Apocalypse Pooh

hrs

Published .
Tags: video.

Drunken Bats

hrs

Published .
Tags: animals, flight, science.

Iron-Plated Snails

hrs

Published .
Tags: animals, science.

Handmade Islands

hrs

Published .
Tags: architecture, history.

Honorary Vertebrates

hrs

Published .
Tags: animals, cephalopods, laws.

The Permanent Thunderstorm

hrs

Published .
Tags: history, science.

The Perfect Cup of Coffee

hrs

Published .
Tags: food, video.

Nomograms

hrs

Published .
Tags: math, art-and-design.

Undirected Deliciousness

hrs

Published .
Tags: food, math.

Re-thinking History

hrs

Published .
Tags: books, history.

Pre-Columbian Geoglyphs

hrs

Published .
Tags: history, science.

Hanger Tea

hrs

Published .
Tags: food, art-and-design, tea.

Disrupting Urination Norms

hrs

Published .
Tags: ill-conceived-plans.

Dubai

hrs

Published .
Tags: art-and-design, history.

An Obfuscated Christmas

hrs

Published .
Tags: computer-science.

Gävle Goat Burned Again

hrs

Published .
Tags: animals, art-and-design, history.

Listening Devices

hrs

Published .
Tags: art-and-design, cranks, history, science.

What English Sounds Like

hrs

Published .
Tags: language, music.

Octopi Can Use Tools

hrs

Published .
Tags: animals, science, video.

Behemoth

hrs

Published .
Tags: books, language, old-dead-white-guys.

Monkey Syntax

hrs

Published .
Tags: animals, language, neuroscience, science.

Philosopheme

hrs

Published .
Tags: words.

A Vending Machine for Crows

hrs

Published .
Tags: animals, birds, neuroscience, science, video.

Yucca Mountain

hrs

Published .
Tags: ill-conceived-plans, words, art-and-design, science.

Lalochezia

hrs

Published .
Tags: language, words.

We Know You’re Out There, Spiderman

hrs

Published .
Tags: animals, cranks, math, science.

Charles II

hrs

Published .
Tags: history, old-dead-white-guys.

The Nine Nations

hrs

Published .
Tags: history, maps.

Interview with Umberto Eco

hrs

Published .
Tags: books, history, language.

The End of the World: A FAQ

hrs

Published .
Tags: cranks, science.

Way Better Than Warhol

hrs

Published .
Tags: art-and-design, books.

Sewing Machines

hrs

Published .
Tags: art-and-design.

The Evil Bit

hrs

Published .
Tags: computer-science.

Teagami

hrs

Published .
Tags: art-and-design, food, origami, tea.

Nerd Love

hrs

Published .
Tags: art-and-design, computer-science.

The Encyclopédie

hrs

Published .
Tags: books, history, old-dead-white-guys.

The Sokal Affair

hrs

Published .
Tags: books, language, science.

The Chomskybot

hrs

Published .
Tags: computer-science, language.

Quines

hrs

Published .
Tags: computer-science, language, math, old-dead-white-guys.

The Peony

hrs

Published .
Tags: history.

The Tao of Programming

hrs

Published .
Tags: books, computer-science.

Sprachraum

hrs

Published .
Tags: language, words.

The Pseudodoxia Epidemica

hrs

Published .
Tags: books, history, old-dead-white-guys, science.

The Hofmeister Kink

hrs

Published .
Tags: art-and-design, history.

The Circular Ruins

hrs

Published .
Tags: books, old-dead-white-guys.

Pork Cake

hrs

Published .
Tags: food.

The Felicific Calculus

hrs

Published .
Tags: math, old-dead-white-guys.

Aeolopiles

hrs

Published .
Tags: old-dead-white-guys, science, video.

The Gävle Goat

hrs

Published .
Tags: animals.

The Buffalo Bills

hrs

Published .
Tags: history.

The Incontinent Duck

hrs

Published .
Tags: animals, art-and-design, history.

Joseph Palmer

hrs

Published .
Tags: beards, history, old-dead-white-guys.

Lie Algebra Notes

hrs

Published .
Tags: math.

Mamihlapinatapai

hrs

Published .
Tags: language, words.

Emperor Norton

hrs

Published .
Tags: history, old-dead-white-guys.

Glottochronology

hrs

Published .
Tags: history, language, math, words.

A Refutation of Galileo

hrs

Published .
Tags: history, old-dead-white-guys, science.

A Thousand Cows

hrs

Published .
Tags: animals, history.

The Mechanical Turk

hrs

Published .
Tags: art-and-design, computer-science, history.