India's competitively priced artisanal fountain pens are attracting global attention these days.

And the HN thread:
https://news.ycombinator.com/item?id=26230354

MailSlurper, the local development SMTP server

Running unix on Raspberry Pi Pico with 269kB of RAM.

A Mathematician’s Lament by Paul Lockhart (also referred to as Lockhart's Lament): https://www.maa.org/external_archive/devlin/LockhartsLament.pdfThe essay h...

TL;DR: - NO TL;DR: this time, I spent hours writing, you should spend minutes reading. - OK... I explain in WAY TOO MUCH details how to setup a mail server EDIT (2019-10-26) OpenSMTPD 6.6.0 was released today, the article was updated to reflect that it applies to the current release and no longer a development version.
EDIT (2019-12-15) I have refactored the article to remove the political aspect behind self-hosting, which is now a standalone article, as well as a blurb on reputation since this will become part of a serie of articles.

Runs MicroPython on ARM CPU emulation running in the browser. Has a demo of LEDs and servo motor.

Looks like a minimal framework for building frontend apps. Need to explore more.

Deta – A Cloud for the next Billion Ideas." property="og:title"/><meta content=

An open source hiking, pilot, skiing, Signal-App-extending GPS mesh communicator.

Many resources to learn TLA+ by Leslie Lamport.

Looks like an interesting boook.

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