Small discoveries. Kept here.

Code snippets, experiments, and things worth remembering. A notebook, always in progress.

New notes are on their way.

bash / ubuntu

Enable VPS Firewall on Ubuntu

javascript / valibot

Using Valibot to safely read environment variables

database / sql

SQL command essentials

javascript

Design Patterns are typical solutions to commonly occurring problems in software design.

javascript / typescript / vue

Allows to assign the properties of an array or object to variables

javascript

Detect mobile browser by simply running through a list of devices

javascript / typescript

Creates an iterator that both filters and maps.

html

javascript

Interface for canceling async tasks, mainly web requests