Today I learned...

You can also view this list at https://pages.tdpain.net/til.

As of the last count, there are 29 TILs!

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bash

• Copy to the global clipboard from the command line - 2021-05-27
• Exit codes in Bash scripts - 2021-06-16
• Handle SIGINT - 2021-06-24
• Get the PID of the last run command - 2021-06-24
• Run a command in a background process - 2021-05-25

docker

• Automatically restart a running Docker container - 2021-06-05
• Prevent Docker from punching holes in a server's firewall - 2021-07-10
• Loading .env files into a Docker container - 2021-06-04

git

• Copy files from another branch into the current branch - 2021-08-04
• Configure credential storage globally - 2021-07-10
• Get the last modified date of a file - 2021-05-21
• List all staged files in a Git repository in plaintext - 2021-06-08
• Merge a branch while squashing commits - 2021-07-11

githubActions

• Continue a GitHub Actions workflow if a step errors - 2021-05-23
• Skip running CI on push or pull_request events - 2021-05-21

go

• Get the path and name of the currently running executable - 2021-07-17
• Labels in Golang - 2021-05-21
• Working with the /tmp directory - 2021-07-12

htmlcss

• Horizontally and vertically center an item in its parent - 2021-05-27
• Highlighting text with pure HTML - 2021-05-27
• Add an angled banner in the top left corner of a page - 2021-06-09

jetbrains

• Scopes in JetBrains IDEs - 2021-06-24

linux

• Install a root CA certificate to an Ubuntu (or derivatives) system - 2021-09-14

misc

• Extract a .txz file - 2021-08-06

python

• Defining a flag using argparse - 2021-06-04
• Show the used expression in an f-string - 2021-06-08
• Loading JSON into a class using Marshmallow Dataclasses - 2021-06-02
• Type hinting in Python - 2021-06-02

swf

• Decompile a SWF file - 2021-08-06

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Inspired by simonw/til and (indirectly) jbranchaud/til.