| # Small function that checks if a TCP port on localhost is open. | |
| # | |
| # Timeout after 10 attempts. | |
| # | |
| # Usage: wait_port <port> | |
| wait_port() ( | |
| local i=0 port=$1 | |
| echo "waiting on port $port" | |
| # Bash has a magic filesystem that can be used to do basic TCP. | |
| # |
This is a collection of the things I believe about software development. I have worked for years building backend and data processing systems, so read the below within that context.
Agree? Disagree? Feel free to let me know at @JanStette. See also my blog at www.janvsmachine.net.
Keep it simple, stupid. You ain't gonna need it.
| #!python3 | |
| ''' | |
| Directions: | |
| - install yt-dlp via Pip (e.g. using (StaSh)[https://github.com/ywangd/stash] - `pip install yt-dlp`) | |
| - add this script as a Share extension through Settings -> Share Extension Shortcuts | |
| - while watching a video in the YouTube site or app, just share the video to Pythonista and select this script | |
| - the video will download, and when it's done you can share the video file itself with any app (e.g. VLC) | |
| Advanced usage: |
| self: super: | |
| { | |
| # Install overlay: | |
| # $ mkdir -p ~/.config/nixpkgs/overlays | |
| # $ curl https://gist.githubusercontent.com/LnL7/570349866bb69467d0caf5cb175faa74/raw/3f3d53fe8e8713ee321ee894ecf76edbcb0b3711/lnl-overlay.nix -o ~/.config/nixpkgs/overlays/lnl.nix | |
| userPackages = super.userPackages or {} // { | |
| # Example: | |
| hello = self.hello; |
| #!/usr/bin/env bash | |
| # Install Xcode Command Line Tools. | |
| xcode-select --install | |
| # Install Homebrew. | |
| /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" | |
| # Install brew basics (auto-updating). | |
| brew install terminal-notifier |
It's now here, in The Programmer's Compendium. The content is the same as before, but being part of the compendium means that it's actively maintained.
| """ | |
| Logical deletion for Django models. Uses is_void flag | |
| to hide discarded items from queries. Overrides delete | |
| methods to set flag and soft-delete instead of removing | |
| rows from the database. | |
| """ | |
| from django.apps import apps | |
| from django.contrib.admin.utils import NestedObjects | |
| from django.db import models | |
| from django.db.models import signals |
| #!/bin/bash | |
| set -eu | |
| _UID=$(id -u) | |
| GID=$(id -g) | |
| # give lxd permission to map your user/group id through | |
| grep root:$_UID:1 /etc/subuid -qs || sudo usermod --add-subuids ${_UID}-${_UID} --add-subgids ${GID}-${GID} root | |
| # set up a separate key to make sure we can log in automatically via ssh | |
| # with $HOME mounted |
See https://github.com/romainl/vim-rnb for an up-to-date version.
| # to generate your dhparam.pem file, run in the terminal | |
| openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048 |
