andys8

FP Session Brick

Demo

• brick-attr-demo
• brick-border-demo
• brick-form-demo
• void-space-exe (in repo)
• tetris
• git-brunch

andys8

Elm / Haskell

Elm Architecture

https://github.com/andys8/elm-talk

https://hackage.haskell.org/package/gloss-1.13.1.1/docs/Graphics-Gloss.html

Syntax

andys8

#!/bin/bash
# Request of <https://www.mvg.de/dienste/verbindungen.html>
set -eu pipefail

url="https://www.mvg.de/api/fahrinfo/routing/?fromStation=de:09162:2&toStation=de:09179:6180&transportTypeBus=false&transportTypeUnderground=false&transportTypeBoat=false&transportTypeTram=false&transportTypeCable=false&changeLimit=0&sapTickets=true"
json=$(curl -s "$url" || '')

if [[ $json == "" ]]; then
	echo "$(tput setaf 3)Failed$(tput sgr 0)"
	exit 1

andys8

name: Haskell CI

on: [push]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v1
      - uses: actions/cache@v1

andys8

Vim Tutor

What I learned by vimtutor.

TL;DR

Skip this. Use vimtutor instead.

General usage

andys8

# This file has been auto-generated by i3-config-wizard(1).
# It will not be overwritten, so edit it as you like.
#
# Should you change your keyboard layout some time, delete
# this file and re-run i3-config-wizard(1).
#

# i3 config file (v4)
#
# Please see http://i3wm.org/docs/userguide.html for a complete reference!

andys8

(<$>), which lifts a single-argument function into a Functor
(<*>), which chains a multi-argument function through an Applicative
(=<<), which binds a function that enters a Monad onto an existing computation

andys8

[
  {
    "key": "ctrl+shift+s",
    "command": "workbench.action.files.saveAll"
  },
  {
    "key": "shift+enter",
    "command": "extension.aceJump",
  },
  {

andys8

# press space + b and connect the usb port

# build
docker run -e keymap=iso_vim_arrow -e keyboard=dz60 --rm -v $('pwd'):/qmk:rw edasque/qmk_firmware

# flash
sudo dfu-programmer atmega32u4 erase --force
sudo dfu-programmer atmega32u4 flash dz60_iso_vim_arrow.hex
sudo dfu-programmer atmega32u4 reset

andys8

Fantasy Land Specification Cheatsheet

Algebras

Algebra	Methods
Functor	map
Apply	ap, map
Applicative	of, ap, map
Chain	chain, ap, map