Today I Learned (TIL)

This public repository contains small snippets of data and a constant stream of information that we learn every day at Primal Skill.

Organized alphabetically.

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CSS

Resources

• Modern CSS Solutions
• A more modern CSS reset

Snippets

• Accent Color - Style Form Controls
• Aspect Ratio
• Balanced Text
• Clamp Values
• Disable Click Events
• :has() Selector
• HEX Colors With Opacity
• Flexbox Alignment Trick
• Limit characters to multiple lines
• RGB Values as CSS Variables
• Scroll Snap to Elements
• System Fonts
• Transition with display none
• Unset Default Styles

Docker

Snippets

• Cleanup
• Open Terminal in Container
• Rebuild Compose Service Image
• View Running Containers

Flutter

Resources

• Flutter Roadmap - GitHub repo

Git

Snippets

• Delete Merged Branches
• Find Out When Was Git Branch Created
• Hard Reset a Single File
• Revert Last Commit Pushed on Wrong Branch
• Revert To Commit ID on HEAD
• Show Merged Branches

General

Snippets

• Logging and as a blog post expanded and more detailed

Go

Books

• Concurrency in Go by Katherine Cox-Buday
• Go with the Domain by Robert Laszczak & Miłosz Smółka
• Go 101

Blogs

• Alex Edwards
• Ardan Labs Blog
• Bitfield Consulting Blog
• Boldly Go
• Dave Cheney
• Eli Bendersky's Blog
• Three Dots Labs
• willem.dev

Resources

• Gotchas in Go
• Go Wiki
• Learn Go with Tests - Free Course
• Todd McLeod - Learn to Code - YouTube

Snippets

• Context as First Argument in Functions
• Compile for a Target OS and architecture
• Dependency Injection
• Database NULL Value Types
• Errors as the Last Variable Returned
• Generate Random Numbers
• Generics
• Update packages

JavaScript

Resources

• You Don't Know JS Yet 2nd Edition - Milestone learning resource (free)
• Functional-Light JavaScript
• No-Sweat™ Eslint and Prettier Setup

Snippets

• Alternative Copy-Paste Shortcut
• Generate Random Strings Natively
• Generate UUIDs Natively
• Resolve All Promises Regardless of Status

Linux

Snippets

• Available Disk Space
• Available Size of Directories
• Check Systemd Services Statuses
• Copy environment when switching user
• Directory Structure
• Edit Systemd Units
• First or Last X Lines From File
• Journalctl Show One Unit
• Lookup DNS
• Lookup Server IP
• Output Current Shell
• Permissions Explained
• Replace String in a File
• Secure Copy Files
• Symlinks
• System Info

macOS

Snippets

• Replace String in a File
• Show Hidden Dot Files and Directories

PostgreSQL

Resources

• Choosing a Postgres Primary Key
• Database Indexing Strategies Part 1 and Part 2
• Postgres for Everything
• PostgreSQL Power User Cheatsheet
• Vectors Are The New JSON in PostgreSQL

Snippets

• Backup & Restore in CLI
• Count Performance
• Enable Logging
• Escape Single Quotes
• Find the Owner of a Table
• Upgrade

React

Resources

• Learn React Hooks - YouTube playlist

Snippets

• Setting a New Value with useState

SSL

Snippets

• Create Self-Signed Development Certificates

Vim / Neovim

Resources

• Best Vim tips
• Boost your coding fu with VSCode and Vim
• Learn Vim the Smart Way
• Neovim for Newbs Course
• Vim Cheat Sheet
• Vim Cheat Sheet - Cheatsheets.zip
• Vim Cheat Sheet Devhints
• Vim Essentials Cheatseet & Guide
• Vim Galore
• Vim Guide for Intermediate Users

Snippets

• Go to definition
• Replace word under cursor with copied contents
• Select blocks of code

VSCode

Snippets

• Shortcuts

Zig

Resources

• A half-hour to learn Zig
• Awesome Zig
• Learn X in Y Minutes Where X=Zig
• Learning Zig
• Zig Community Resources
• Zig Guide
• Ziglings

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For the ❤️ of open source.