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(261 pages)

Apr '26 Notes (24 Apr 2026) [draft]
#notes | #mathematics
Wander Console 0.5.0 (19 Apr 2026)
#web | #technology
Wander Console 0.4.0 (04 Apr 2026)
#web | #technology
Mar '26 Notes (30 Mar 2026)
#notes | #mathematics | #linux | #technology
Accessing Fork Commits via Original Repository (28 Mar 2026)
#technology
Wander Console 0.3.0 (25 Mar 2026)
#web | #technology
Wander Console 0.2.0 (24 Mar 2026)
#web | #technology
Wander Console (18 Mar 2026)
#web | #technology
Wander Console 0.1.0 (18 Mar 2026)
#web | #technology
Git Checkout, Reset and Restore (12 Mar 2026)
#technology | #how-to
HN Skins 0.4.0 (10 Mar 2026)
#web | #programming | #technology
HN Skins 0.3.0 (07 Mar 2026)
#web | #programming | #technology
HN Skins 0.2.0 (01 Mar 2026)
#web | #programming | #technology
HN Skins 0.1.0 (28 Feb 2026)
#web | #programming | #technology
Feb '26 Notes (27 Feb 2026)
#notes | #mathematics
Nerd Quiz #4 (22 Feb 2026)
#web | #miscellaneous | #game
Deep Blue: Chess vs Programming (15 Feb 2026)
#miscellaneous
Soju User Delete Hash (14 Feb 2026)
#shell | #irc | #technology | #how-to
From ZNC to Soju (12 Feb 2026)
#irc | #technology | #how-to
Twenty Five Years of Computing (06 Feb 2026)
#technology | #programming
Jan '26 Notes (29 Jan 2026)
#notes | #mathematics | #programming | #javascript | #shell
QuickQWERTY 1.2.1 (27 Jan 2026)
#web | #programming
Attention Media ≠ Social Networks (20 Jan 2026)
#web | #technology
Nested Code Fences in Markdown (19 Jan 2026)
#web | #technology
Minimal GitHub Workflow (15 Jan 2026)
#technology
Three Inverse Laws of AI and Robotics (12 Jan 2026)
#miscellaneous
Writing First, Tooling Second (10 Jan 2026)
#web | #technology
A4 Paper Stories (06 Jan 2026)
#absurd | #mathematics
Circular Recursive Negating Acronyms (05 Jan 2026)
#miscellaneous
Now (02 Jan 2026)
#meta
My Coding Adventures in 2025 (24 Dec 2025)
#programming | #technology | #retrospective
Nerd Quiz #3 (23 Dec 2025)
#web | #miscellaneous | #game
Mark V. Shaney Junior 0.2.0 (14 Dec 2025)
#python | #programming | #technology
Fed 24 Years of My Blog Posts to a Markov Model (13 Dec 2025)
#python | #programming | #technology
Mark V. Shaney Junior 0.1.0 (12 Dec 2025)
#python | #programming | #technology
Fizz Buzz in CSS (06 Dec 2025)
#absurd | #web | #technology | #css | #puzzle
CSS Fizz Buzz with Ordered List (05 Dec 2025)
#web
CSS Fizz Buzz (03 Dec 2025)
#web
Emacs Info Expressions (03 Dec 2025)
#emacs | #technology
Triangle-Free Cayley Graph (03 Dec 2025)
#mathematics
Fizz Buzz with Cosines (20 Nov 2025)
#absurd | #python | #programming | #technology | #mathematics | #puzzle
Nerd Quiz #2 (18 Nov 2025)
#web | #miscellaneous | #game
Nerd Quiz #1 (16 Oct 2025)
#web | #miscellaneous | #game
Nerd Quiz (16 Oct 2025)
#web | #technology
QuickQWERTY 1.2.0 (05 Oct 2025)
#web | #programming
Reinstated My Guestbook After 20 Years (03 Oct 2025)
#web | #technology
QuickQWERTY 1.1.0 (28 Sep 2025)
#web | #programming
My Lobsters Interview (12 Sep 2025)
#programming | #technology | #mathematics
Prime Number Grid Explorer (19 Aug 2025)
#web | #mathematics | #technology
Miller-Rabin Speed Test (16 Aug 2025)
#web | #programming | #mathematics | #technology
Mutually Attacking Knights (11 Aug 2025)
#mathematics | #puzzle
Zigzag Number Spiral (27 Jul 2025)
#mathematics | #puzzle
Million Times Million (03 Jul 2025)
#miscellaneous
CSS Experiments: overflow-wrap vs word-break (16 Jun 2025)
#web | #css
Noise From My Feeds (01 Jun 2025)
#web | #technology
Product of Additive Inverses (29 May 2025)
#mathematics
Two Ideals of Fields (27 May 2025)
#mathematics
From Finite Integral Domains to Finite Fields (25 May 2025)
#mathematics
ASCII PC (15 Apr 2025)
#miscellaneous
Elliptical Python Programming (10 Apr 2025)
#absurd | #python | #programming | #humour
More Contrast, Please (07 Apr 2025)
#web | #technology
Colour Contrast Calculator (06 Apr 2025)
#web | #graphics
Hacker News Hug of Deaf (05 Apr 2025)
#absurd | #unix | #shell | #networking | #technology
More Purple Links, Please (03 Apr 2025)
#web | #technology
PDF Dimmer Bookmarklet (02 Apr 2025)
#web | #technology
MathB 1.3.0 (16 Mar 2025)
#web | #programming | #technology | #release
XOR Map (11 Mar 2025)
#web | #graphics
Lemma for FTGT (09 Mar 2025)
#mathematics
MathB.in Is Shutting Down (23 Feb 2025)
#web | #technology
The IndieWeb Doesn't Need to 'Take Off' (22 Feb 2025)
#web | #technology
FXYT 0.5.0 (11 Feb 2025)
#web | #graphics | #programming | #technology | #release
CFRS[] 0.3.0 (10 Feb 2025)
#web | #graphics | #programming | #technology | #release
FXYT 0.4.0 (09 Feb 2025)
#web | #graphics | #programming | #technology | #release
Associations (07 Dec 2024)
#miscellaneous
Negative Lookahead Assertion (20 Nov 2024)
#python | #programming | #technology
The SHA-256 hash of this sentence begins with 0573e7473. (11 Nov 2024)
#technology
Algebraic Structures (21 Oct 2024) [draft]
#mathematics | #definition
Function (20 Oct 2024)
#mathematics | #definition
Equal Length Words (14 Oct 2024)
#miscellaneous
Guess My RGB 0.3.0 (14 Sep 2024)
#web | #graphics | #programming | #technology | #release
Colophon (15 Jun 2024)
#meta
Guess My RGB 0.2.0 (15 Apr 2024)
#web | #graphics | #programming | #technology | #release
Pretty-Printing JSON Response with HTTP Headers (14 Apr 2024)
#unix | #shell | #networking | #technology
Perron's Paradox (10 Apr 2024)
#mathematics
From Web Feed Entry to 186k Hits (07 Apr 2024)
#web | #technology
CFRS[] 0.2.0 (06 Apr 2024)
#web | #graphics | #programming | #technology | #release
Logarithm Notation (05 Apr 2024)
#mathematics
Guess My RGB 0.1.0 (03 Apr 2024)
#web | #graphics | #programming | #technology | #release
Guess My RGB (31 Mar 2024)
#web | #game | #graphics | #technology
FXYT 0.3.0 (29 Mar 2024)
#web | #graphics | #programming | #technology | #release
Search User Comment on Jira (20 Feb 2024)
#technology | #how-to
Quick Links (18 Feb 2024)
#meta
Quicksort with Jenkins for Fun and No Profit (25 Jan 2024)
#absurd | #programming | #technology
Elisp in Replacement String (09 Jan 2024)
#emacs | #lisp | #technology
From Fill Prefix to TRAMP (30 Dec 2023)
#emacs | #meetup | #technology
Notes on Mastering Emacs: Chapter 7: Conclusion (29 Dec 2023)
#emacs | #technology | #book | #meetup
Notes on Mastering Emacs: Chapter 6: The Practicals of Emacs (28 Dec 2023)
#emacs | #technology | #book | #meetup
My Coding Adventures in 2023 (25 Dec 2023)
#programming | #technology | #retrospective
CFRS[] 0.1.0 (25 Dec 2023)
#web | #graphics | #programming | #technology | #release
FXYT 0.2.0 (24 Dec 2023)
#web | #graphics | #programming | #technology | #release
FXYT (20 Dec 2023)
#web | #graphics | #programming | #technology
FXYT 0.1.0 (20 Dec 2023)
#web | #graphics | #programming | #technology | #release
CFRS[] (19 Oct 2023)
#web | #graphics | #programming | #technology
Notes on Mastering Emacs: Chapter 5: The Theory of Editing (16 Sep 2023)
#emacs | #technology | #book | #meetup
Sorting in Emacs (09 Aug 2023)
#emacs | #technology | #how-to
Thurston's Paean (18 Jul 2023)
#mathematics | #miscellaneous | #quote
Control, Escape and Meta Tricks (16 Jun 2023)
#unix | #shell | #technology
Report Bugs (18 May 2023)
#meta
From Lunar Phases to Yank-Pop (02 Apr 2023)
#emacs | #meetup | #technology
Notes on Mastering Emacs: Chapter 4: The Theory of Movement (25 Mar 2023)
#emacs | #technology | #book | #meetup
TextMetrics (01 Feb 2023)
#web | #graphics
Notes on Mastering Emacs: Chapter 3: First Steps (07 Jan 2023)
#emacs | #technology | #book | #meetup
Notes on Mastering Emacs: Chapter 2: The Way of Emacs (18 Dec 2022)
#emacs | #technology | #book | #meetup
Notes from Mastering Emacs Meetups (17 Dec 2022)
#emacs | #technology | #book | #meetup
Notes on Mastering Emacs: Chapter 1: Introduction (16 Dec 2022)
#emacs | #technology | #book | #meetup
ChatGPT Explains Some Jokes (16 Dec 2022)
#technology | #humour
Mastering Emacs Book Club (16 Dec 2022)
#emacs | #technology | #book | #meetup
Computation Club Meeting (15 Dec 2022)
#meta
Jokes (15 Dec 2022)
#humour
CP437 to Unicode Map (03 Dec 2022)
#technology
Privacy Notice (20 Nov 2022)
#meta
Commands (18 Nov 2022)
#shell | #technology
MathB 1.2.0 (16 Oct 2022)
#web | #programming | #technology | #release
MathB 1.1.0 (30 Sep 2022)
#web | #programming | #technology | #release
MathB 1.0.0 (20 Sep 2022)
#web | #programming | #technology | #release
From XON/XOFF to Forward Incremental Search (13 Aug 2022)
#unix | #shell | #technology
MathB.in Turns Ten (25 Mar 2022)
#web | #technology
Forms (12 Mar 2022)
#meta
Comfort of Bloated Web (12 Mar 2022)
#web | #technology
Paredit Slurp and Barf Mnemonics (28 Feb 2022)
#emacs | #lisp | #programming | #technology
Import Readline (24 Feb 2022)
#python | #programming | #technology
Andromeda Invaders (15 Feb 2022)
#web | #technology
Andromeda Invaders (13 Feb 2022)
#web | #game | #graphics | #technology
Toy Traceroute With Ping (01 Feb 2022)
#networking | #protocol | #shell | #technology
Against URL-Based Content Rendering (31 Jan 2022)
#web | #technology
Web Golden (30 Jan 2022)
#web | #technology | #humour | #retrospective
Wordle With Grep (22 Jan 2022)
#unix | #shell | #technology | #puzzle
Blank Page (22 Jan 2022)
#web
Simplicity of IRC (09 Jan 2022)
#irc | #networking | #protocol | #technology | #retrospective
Shell Eval (06 Jan 2022)
#unix | #shell | #technology
Integrating Factor (10 Nov 2021)
#mathematics
No Beam From the Eye (30 Oct 2021)
#miscellaneous
GCD Grid (07 Oct 2021)
#mathematics | #number-theory
Final IANT Meeting Today (01 Oct 2021)
#mathematics | #number-theory | #meetup
Subscribe (19 Sep 2021)
#meta
Unsubscribe (19 Sep 2021)
#meta
Journey to Integer Partitions (18 Sep 2021)
#mathematics | #number-theory | #meetup
Journey to the Prime Number Theorem (09 Sep 2021)
#mathematics | #number-theory | #meetup
One Hundred Meetings (20 Aug 2021)
#mathematics | #number-theory | #meetup
Comment (15 Aug 2021)
#meta
Reading Classic Computation Books (15 Jun 2021)
#meetup
Euler's Formula (04 Jun 2021)
#mathematics
Joke Sort (26 May 2021)
#absurd | #programming | #humour
Algorithms Channel Migrates to Libera Chat (19 May 2021)
#irc | #technology
May the Forth Be With You (04 May 2021)
#forth | #programming | #technology
Notes on Chapter 3: Averages of Arithmetical Functions (09 Apr 2021)
#mathematics | #number-theory | #book | #meetup
Notes on Chapter 2: Arithmetical Functions and Dirichlet Multiplication (26 Mar 2021)
#mathematics | #number-theory | #book | #meetup
Notes on Introduction to Analytic Number Theory (07 Mar 2021)
#mathematics | #number-theory | #book | #meetup
Introduction to Analytic Number Theory Book Discussions (05 Mar 2021)
#mathematics | #number-theory | #book | #meetup
Computation Club (05 Mar 2021)
#meetup
Minimal HTML Page (09 Jan 2021)
#web
My Code from 2020 (27 Dec 2020)
#programming | #technology | #retrospective
Dark Night Skies (17 Dec 2020)
#miscellaneous
MathB 0.2.0 (28 Nov 2020)
#web | #programming | #technology | #release
Of Course "changeme" Is Valid Base64 (24 Oct 2020)
#unix | #shell | #technology
Hacktoberfest Spam (01 Oct 2020)
#technology
Unix Timestamp 1600000000 (12 Sep 2020)
#unix | #shell | #python | #programming | #technology
Pointers in K&R (05 Sep 2020)
#c | #programming | #technology | #book
Good Quality DOSBox Video Capture (01 Sep 2020)
#dos | #technology | #how-to
Grothendieck Prime (28 Aug 2020)
#mathematics | #quote
Microcentury (17 Jul 2020)
#miscellaneous | #quote
Leap Year Test in K&R (29 Feb 2020)
#c | #programming | #technology | #book | #mathematics
Sticking With MathJax (13 Feb 2020)
#web | #technology
Debian Releases and Toy Story (09 Feb 2020)
#linux | #technology
Global Palindrome Day (02 Feb 2020)
#miscellaneous
Lisp in Vim (07 Dec 2019)
#lisp | #programming | #vim | #technology | #how-to
Sinkholed (03 Dec 2019)
#networking | #protocol | #technology
File Transfer with SSH, Tee and Base64 (19 Nov 2019)
#networking | #protocol | #technology
FD 100 (28 Oct 2019)
#programming | #dos | #technology
TeX Live Packages in Debian 10 (17 Aug 2019)
#latex | #technology
Peculiar Self-References (21 Feb 2019)
#python | #programming | #technology
From Vector Spaces to Periodic Functions (30 Jan 2019)
#mathematics
Zero Point Leet Seconds (18 Sep 2018)
#networking | #technology
C Standard Terms for Behaviour (31 May 2018)
#c | #programming | #technology
Building Common Lisp Executables (10 May 2018)
#lisp | #programming | #technology
Unix Line Discard (09 Jul 2017)
#unix | #shell | #technology
Good Blessings (11 Dec 2016)
#miscellaneous | #quote
QuickQWERTY (12 May 2015)
#web | #technology
QuickQWERTY 1.0.0 (12 May 2015)
#web | #programming
Fixed Bits of Version 4 UUID (10 Apr 2015)
#python | #programming | #technology
Temperature Conversion (05 Jan 2014)
#mathematics
MathB 0.1.0 (02 Dec 2013)
#web | #programming | #technology | #release
Twinkle Twinkle Little Star (14 Feb 2013)
#music
AUTH CRAM-MD5 (07 Nov 2011)
#networking | #protocol | #technology
Loopy C Puzzle (01 Oct 2011)
#c | #programming | #technology | #mathematics | #puzzle
From Tower of Hanoi to Counting Bits (25 Sep 2011)
#mathematics | #puzzle
Langford Pairing (17 Sep 2011)
#mathematics | #combinatorics | #puzzle
Random String in Shell (11 Aug 2011)
#unix | #shell | #technology
Magical Chameleons Puzzle (19 Jun 2011)
#mathematics | #puzzle
Calendar Cubes Puzzle (12 Jun 2011)
#mathematics | #puzzle
URL in C (03 Jun 2011)
#absurd | #c | #programming | #technology | #puzzle
Mathematics Storm (15 May 2011)
#mathematics | #irc | #humour
Missing Digit Puzzle (14 May 2011)
#mathematics | #puzzle
Ternary Operator Puzzle (06 Apr 2011)
#c | #programming | #technology | #puzzle
From Out Shuffles to Multiplicative Order (23 Mar 2011)
#mathematics | #combinatorics | #puzzle
Polar Bear Puzzle (09 Mar 2011)
#mathematics | #puzzle
Shrinking List Puzzle (17 Feb 2011)
#mathematics | #puzzle
Flowers (22 Jan 2011)
#music
From Diophantine Equation to Fermat's Last Theorem (12 Jan 2011)
#mathematics | #combinatorics | #puzzle
Squaring Numbers That Begin or End With 5 (21 Dec 2010)
#mathematics
Clumsy Pointers (29 Nov 2010)
#c | #programming | #technology
Clumsy Equations (28 Oct 2010)
#mathematics
Lost Solutions (05 Sep 2010)
#mathematics
Stack Overwriting Function (28 Jul 2010)
#c | #programming | #technology | #puzzle
Waiting for Dawn (24 Jul 2010)
#music
A Few Notes (18 Jul 2010)
#music
Timing With Curl (10 Jul 2010)
#networking | #technology | #how-to
Illiteracy and Digital Weighing Scale (06 Jul 2010)
#miscellaneous | #puzzle
Big-Endian on Little-Endian (20 Jun 2010)
#c | #programming | #technology
Laws of Correction (18 Jun 2010)
#miscellaneous
Correctly Printing STAFString (04 Jun 2010)
#c++ | #programming | #technology
Sequence Points (26 May 2010)
#c | #programming | #technology
UID Numbering Scheme (24 May 2010)
#technology
QuickQWERTY 0.4.0 (23 May 2010)
#web | #programming
Coefficient of Variation Function in PostgreSQL (13 May 2010)
#sql | #mathematics | #technology
QuickQWERTY 0.3.0 (09 May 2010)
#web | #programming
Zero Length Regular Expression (03 May 2010)
#perl | #python | #java | #lisp | #programming | #technology
Minimal Installation of WinHTTP API (14 Apr 2010)
#c++ | #windows | #programming | #technology
Immediate SourceForge Tracker Notification (13 Apr 2010)
#technology
Lucene Java Example (10 Apr 2010)
#java | #programming | #technology
ResizableDoubleArray contract() and expand() (23 Mar 2010)
#java | #programming | #technology
QuickQWERTY 0.2.0 (07 Mar 2010)
#web | #programming
Keep Fun in Computing (18 Aug 2009)
#technology | #quote
A Kid Who Could Read My Mind (03 Jul 2009)
#miscellaneous
ADAC and HE Puzzles from GEB (16 May 2009)
#miscellaneous | #book | #puzzle
QuickQWERTY 0.1.0 (09 May 2009)
#web | #programming
Apache Nutch 1.0 Released (28 Mar 2009)
#technology
QuickQWERTY 0.0.6 (21 Dec 2008)
#web | #programming
QuickQWERTY 0.0.5 (22 Nov 2008)
#web | #programming
Combinatorics Coincidence (14 Sep 2008)
#mathematics | #combinatorics | #puzzle
From Perl to Pi (15 Apr 2008)
#mathematics | #book | #programming | #technology | #quote
Writing Boot Sector Code (19 Nov 2007)
#assembly | #programming | #linux | #technology | #how-to
About Me (01 Oct 2007)
#meta
Irrational Base (11 Sep 2007)
#mathematics
Very Remote Debugging (03 Sep 2007)
#lisp | #programming | #technology | #quote
Talks (20 Sep 2006)
#meta
FOSS (06 Aug 2006)
#meta
Character Encoding Bug in Notepad (19 Jun 2006)
#windows | #technology
Fork Bunny (11 Jun 2006)
#unix | #shell | #technology
Self-Printing Machine Code (27 Oct 2005)
#assembly | #programming | #dos | #technology
CV (10 Oct 2005)
#meta
Vim Sudo Write Trick (25 Aug 2005)
#vim | #unix | #technology | #how-to
Cal 9 1752 (14 Sep 2004)
#unix | #technology
Obfuscated Main (02 Nov 2003)
#absurd | #c | #programming | #technology | #puzzle
C Quine (19 Oct 2003)
#c | #programming | #technology | #puzzle
Rebooting With JMP Instruction (02 Mar 2003)
#assembly | #programming | #dos | #technology | #how-to
Programming With DOS Debugger (11 Feb 2003)
#assembly | #programming | #dos | #technology | #how-to
Guestbook (11 Dec 2002)
#meta
Editing Binaries in DOS (18 Jul 2002)
#assembly | #programming | #dos | #technology | #how-to
WinPopup (10 Dec 2001)
#windows | #networking | #technology
0.999... (09 Dec 2001)
#mathematics