Cat's Whisker Links

215 links

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Sneaky Topology | The Borsuk-Ulam theorem and stolen necklaces [video]

Fun example of using a topological theorem to solve a discrete puzzle.
Mon 04 Nov 2019 06:02:42 AM MST - permalink -

- - https://www.youtube.com/watch?v=yuVqxCSsE7c

math video
How This Guy Folds and Flies World Record Paper Airplanes | WIRED - YouTube
Sun 27 Oct 2019 06:58:10 AM MDT - permalink -

- - https://www.youtube.com/watch?v=3BNg4fDJC8A&list=WL&index=2&t=0s

control-theory vidoe
Go and Algebraic Data Types - Eli Bendersky's website

Sum types in Go with interfaces and runtime type switches.
Mon 21 Oct 2019 10:49:40 PM MDT - permalink -

- - https://eli.thegreenplace.net/2018/go-and-algebraic-data-types/

golang programming
Why do prime numbers make these spirals? - YouTube

On a fun way to re-discover Dirichlet's prime number theorem.
Wed 09 Oct 2019 08:24:16 AM MDT - permalink -

- - https://www.youtube.com/watch?v=EK32jo7i5LQ

math
Scripting News: Tuesday, October 8, 2019

Dave Winer's weblog is 25 years old.
Tue 08 Oct 2019 08:01:20 PM MDT - permalink -

- - http://scripting.com/2019/10/08.html

blogging
My YC app: Dropbox - Throw away your USB drive | Hacker News [2007]
Mon 23 Sep 2019 02:30:36 PM MDT - permalink -

- - https://news.ycombinator.com/item?id=8863

software
cloning - dd vs cat -- is dd still relevant these days?

(Asked in 2011)
Sun 22 Sep 2019 10:37:09 PM MDT - permalink -

- - https://unix.stackexchange.com/questions/12532/dd-vs-cat-is-dd-still-relevant-these-days

unix
Useless Use Of dd – Vidar’s Blog

sometimes cp is better than dd
Sun 22 Sep 2019 09:52:17 AM MDT - permalink -

- - https://www.vidarholen.net/contents/blog/?p=479

unix
A history of modern init systems (1992-2015)
Fri 20 Sep 2019 09:11:41 AM MDT - permalink -

- - https://blog.darknedgy.net/technology/2015/09/05/0/

unix
How to Sew Webbing Loops - Sailrite

Engineering with webbing.
Tue 03 Sep 2019 12:18:08 PM MDT - permalink -

- - https://www.sailrite.com/How-to-Sew-Webbing-Loops

diy sewing
Pal Benkö and the Fischer challenge | ChessBase

Benko's mate in 3 puzzle.
Thu 29 Aug 2019 11:10:45 AM MDT - permalink -

- - https://en.chessbase.com/post/pal-benkoe-and-the-fischer-challenge

chess
Unicode Toys

Useful web tools for converting ascii to various Unicode representations.
Tue 20 Aug 2019 02:17:26 PM MDT - permalink -

- - http://qaz.wtf/u/
Programmer Time Translation Table | Passion for Coding
Mon 12 Aug 2019 01:36:31 PM MDT - permalink -

- - https://coding.abel.nu/2012/06/programmer-time-translation-table/

programming
Ask HN: Your favourite tutorial for total beginners? | Hacker News

People are posting some neat links here.
Thu 01 Aug 2019 08:56:21 PM MDT - permalink -

- - https://news.ycombinator.com/item?id=20583581

later
Literate DevOps

Using Org Babel like Jupyter notebook-like environment for DevOps.
Tue 09 Jul 2019 12:02:41 PM MDT - permalink -

- - http://howardism.org/Technical/Emacs/literate-devops.html

devops emacs sysadmin
Literate Programming with Org-mode

A short intro to Org Babel
Tue 09 Jul 2019 11:56:26 AM MDT - permalink -

- - http://cachestocaches.com/2018/6/org-literate-programming/

programming
Emacs as word processor

This odd 2013 thread where RMS asks people to please turn emacs into a WYSIWYG word processor.
Fri 28 Jun 2019 10:36:30 PM MDT - permalink -

- - https://lists.gnu.org/archive/html/emacs-devel/2013-11/msg00515.html

emacs rms
Super Duper Games

A site with a bunch of abstract strategy games (implemented in mod_perl!)
Fri 17 May 2019 12:32:38 PM MDT - permalink -

- - http://www.superdupergames.org/

games
xkcd: Game AIs

Difficulty of various games for computers.
Fri 17 May 2019 12:25:31 PM MDT - permalink -

- - https://xkcd.com/1002/

chess
WXF: Books

Some free English-language Xiangqi books.
Fri 17 May 2019 10:48:41 AM MDT - permalink -

- - http://wxf.ca/wxf/index.php/books

Xiangqi

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