Daniel Thoren DannyDannyDanny

If you are on a Mac, substitute command for control. Don't type the + (it means press both keys at once).

Shortcuts when in either command mode (outside the cells) or edit mode (inside a cell):

Shift + Enter run selected cell or cells - if no cells below, insert a code cell below
Ctrl + B toggle hide/show left sidebar
Ctrl + S save and checkpoint
Ctrl + Shift + S save as

Installation Notes for pipenv on Ubuntu 18.04

1. Add `~/.local/bin` to `PATH`

echo 'export PATH="${HOME}/.local/bin:$PATH"' >> ~/.bashrc

Installing Postgres via Brew

Pre-Reqs

Brew Package Manager

In your command-line run the following commands:

brew doctor
brew update

Editing remote files in Vim with SSH

Configure SSH

In ~/.ssh/config, include the lines:
```
Host *
ControlPath ~/.ssh/sockets/%r@%h-%p
```

Use macOS-style shortcuts in Windows / keyboard mappings using a Mac keyboard on Windows

ℹ️ There is a newer alternative project that does similar things and more, check it out at https://github.com/stevenilsen123/mac-keyboard-behavior-in-windows

Make Windows PC's shortcut act like macOS (Mac OS X) (using AutoHotkey (ahk) script)

With this AutoHotKey script, you can use most macOS style shortcuts (eg, cmd+c, cmd+v, ...) on Windows with a standard PC keyboard.

	#! /usr/bin/env nix-shell
	#! nix-shell --quiet -p uxplay -i bash

	set -ueo pipefail

	## Clear any existing "DROP ME" rules
	## ref: https://stackoverflow.com/a/63855690/12393422
	while sudo iptables -L -n --line-number \| grep "DROP ME" > /dev/null; do
	sudo iptables -D INPUT $(sudo iptables -L -n --line-number \| grep "DROP ME" \| head -1 \| awk '{print $1}');
	done

	# The definition of color schemes.
	schemes:
	gruvbox_material_hard_dark: &gruvbox_material_hard_dark
	primary:
	background: '0x1d2021'
	foreground: '0xd4be98'
	normal:
	black: '0x32302f'
	red: '0xea6962'
	green: '0xa9b665'

	## Create the virtual environment
	conda create -n 'environment_name'

	## Activate the virtual environment
	conda activate 'environment_name'

	## Make sure that ipykernel is installed
	pip install --user ipykernel

	## Add the new virtual environment to Jupyter

	* dw - delete word
	* . - to repeat changes
	* u - undo changes (atomic operation)
	* verbs in vim
	- d => delete
	- c => change
	- > => indent
	- v => visually select
	- y => yank (copy)
	* cw - delete and get into insert mode

	import sys,os
	import curses

	def draw_menu(stdscr):
	k = 0
	cursor_x = 0
	cursor_y = 0

	# Clear and refresh the screen for a blank canvas
	stdscr.clear()