Best of 2022

The blog posts Hacker News loved most in 2022. 6,153 posts.

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5406

Postgres Insider Terminology

If you've ever wondered - What is a tuple? What is a Postgres page? What's the difference between a record and a row? What is a relation? What's an array? What is TOAST? This post is for you! These are terms you hear all the time in the Postgres world. This post breaks down what these terms mean and how they are used.

5414

uLisp on the Raspberry Pi Pico

The RP2040 is a microcontroller chip designed by Raspberry Pi in the UK. It's a dual-core ARM Cortex M0+ running at 200 MHz which provides up to 16 MB of off-chip flash and 264 KB on-chip RAM. It has 30 GPIO pins, 4 of which can be used as analogue inputs, two UARTs, two SPI controllers, two I2C controllers, and 16…

5415

Crystal 1.5

We are delivering a new release with several bugfixes and improvements. Below we list the most important or interesting changes, without mentioning several bugfixes and smaller enhancements. For more details, visit the changelog. Breaking changes are marked with ⚠️.

5426

My First Piano

Being a trained pianist brings its own interesting challenge when it comes to your instrument… because it’s actually quite rare that the piano you play on is actually your instrument. Keyboard players are amongst the few musicians who rarely choose the instrument they play on. Whether at home, at