Cat's Whisker Links

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Blind Tactics - Listudy

A neat twist on chess tactic puzzles where you have to do a bit more visualization to solve the tactic.

They've also recently added pieceless tactics for even better blindfold practice: https://listudy.org/en/pieceless-tactics/1203
Sun 11 Apr 2021 09:47:31 AM MDT - permalink -

- - https://listudy.org/en/features/blind-tactics

chess
The Revolution in Classic Tetris | The New Yorker

This article got me watching Tetris on youtube. I plan to check out the documentary it mentions; seems like a good complement to The King of Kong et al.
Sun 28 Mar 2021 07:59:22 AM MDT * - permalink -

- - https://www.newyorker.com/culture/cultural-comment/the-revolution-in-classic-tetris

games
wukong-xiangqi | Didactic Chinese chess Xiangqi engine

An open source (Javascript) Xiangqi engine with a puzzle solver (3,000 mate-in-n puzzles!)
Mon 01 Mar 2021 06:39:47 PM MST - permalink -

- - https://maksimkorzh.github.io/wukong-xiangqi/

Xiangqi
Why I still Lisp (and you should too!) | by Anurag Mendhekar

An apology for s-expression based, dynamically typed, mostly functional, call-by-value λ-calculus based languages.
Mon 01 Feb 2021 11:01:48 PM MST - permalink -

- - https://mendhekar.medium.com/why-i-still-lisp-and-you-should-too-18a2ae36bd8

lisp programming racket
Simple Go project layout with modules - Eli Bendersky's website

This was helpful for starting a go project.
Sun 24 Jan 2021 09:42:28 AM MST - permalink -

- - https://eli.thegreenplace.net/2019/simple-go-project-layout-with-modules/

golang programming
Food on the table while giving away code | daniel.haxx.se

How Daniel Stenberg finally started making a living off of curl.
Sat 23 Jan 2021 05:29:34 PM MST * - permalink -

- - https://daniel.haxx.se/blog/2021/01/15/food-on-the-table-while-giving-away-code/

opensource programming
Fast line-following robots – a1k0n.net

Control theory for line-following bots
Sat 23 Jan 2021 05:28:47 PM MST - permalink -

- - https://www.a1k0n.net/2018/11/13/fast-line-following.html

control-theory robots
Donut math: how donut.c works – a1k0n.net

Nice explanation for rendering simple 3D graphics.
Sat 23 Jan 2021 05:28:27 PM MST - permalink -

- - https://www.a1k0n.net/2011/07/20/donut-math.html

programming
Project Zero: The State of State Machines

This is a bit disconcerting... "The majority of calling state machines I investigated had logic vulnerabilities that allowed audio or video content to be transmitted from the callee to the caller without the callee’s consent. This is clearly an area that is often overlooked when securing WebRTC applications."
Wed 20 Jan 2021 12:14:37 AM MST - permalink -

- - https://googleprojectzero.blogspot.com/2021/01/the-state-of-state-machines.html

reverse-engineer security
Inspirational adult improvers : chess

A list of chess masters who didn't get great at chess until they were adults.
Tue 05 Jan 2021 09:27:32 PM MST - permalink -

- - https://www.reddit.com/r/chess/comments/krbmqw/inspirational_adult_improvers/

chess
CodeReviewComments · golang/go Wiki

Some helpful advice for writing Go.
Sat 02 Jan 2021 09:03:20 PM MST - permalink -

- - https://github.com/golang/go/wiki/CodeReviewComments#synchronous-functions

golang programming
<Now Go Bang!> BASIC (Re)Numbering - with Commodore

A JavaScript program to renumber Commodore BASIC programs (including jump targets)
Mon 23 Nov 2020 09:16:54 PM MST - permalink -

- - https://www.masswerk.at/nowgobang/2020/commodore-basic-renumber

basic c64 programming
How to Play Commodore 64 Games Online for Free

You can play any of the Commodore 64 games in the Internet Archive directly in your browser using their Vice-based emulator! The only annoying thing is that you have to configure a joystick in port 1 for most games before you start playing.
Sat 21 Nov 2020 06:51:56 PM MST - permalink -

- - https://lifehacker.com/how-to-play-commodore-64-games-online-for-free-1829660762

c64
ZZT in Go (using a Pascal-to-Go converter)

Ben Hoyt on [semi-]automatically converting a Pascal game to Go.
Wed 18 Nov 2020 10:59:17 PM MST - permalink -

- - https://benhoyt.com/writings/zzt-in-go/

golang pascal programming
GoAWK, an AWK interpreter written in Go

Ben Hoyt's great write up of an AWK interpreter he wrote in Go, including an overview of the lexer, parser, interpreter, unit tests, and profiling for performance improvements.
Wed 18 Nov 2020 10:26:43 PM MST - permalink -

- - https://benhoyt.com/writings/goawk/

golang programming
Repl.it - Home

A rather full-featured REPL environment slash IDE for many programming languages.
Wed 28 Oct 2020 09:07:32 PM MDT - permalink -

- - https://repl.it/

programming
Home - glot.io

Calls itself "an open source pastebin with runnable snippets and API". It's a nice and useful REPL environment for many langauges. More simple than repl.it
Wed 28 Oct 2020 09:06:43 PM MDT - permalink -

- - https://glot.io/

programming
Boat Designs made from Coroplast and corrugated plastic sheets

"Several designers have played with Corrugated plastics and made some usable boats. Using this type of boatbuilding method results in ultra light boats that are easily folded and transported. Here are a few."
Fri 23 Oct 2020 02:13:58 PM MDT - permalink -

- - https://www.christinedemerchant.com/boat-styles-coroplast.html

coroplast make
They're Made out of Meat

"Thinking meat! You're asking me to believe in thinking meat!"
Sat 10 Oct 2020 01:45:28 PM MDT - permalink -

- - https://www.mit.edu/people/dpolicar/writing/prose/text/thinkingMeat.html
The Infinite Pattern That Never Repeats - YouTube

A nice 20-minute video on Penrose tiling
Fri 02 Oct 2020 06:06:58 PM MDT - permalink -

- - https://www.youtube.com/watch?v=48sCx-wBs34

math video

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