rauschma

Cheat sheet: JavaScript Array methods

Deriving a new Array from an existing Array:

['■','●','▲'].slice(1, 3)          ⟼ ['●','▲']
['■','●','■'].filter(x => x==='■') ⟼ ['■','■']
    ['▲','●'].map(x => x+x)        ⟼ ['▲▲','●●']
    ['▲','●'].flatMap(x => [x,x])  ⟼ ['▲','▲','●','●']

marvinhagemeister

/* eslint-disable no-unused-vars */
/* eslint-disable no-else-return */

// JSX constructor, similar to createElement()
export const h = (type, props, ...children) => {
	return {
		type,
		// Props will be an object for components and DOM nodes, but a string for
		// text nodes
		props,

developit

export const h=(t,p,...c)=>({t,p,c,k:p&&p.key})
export const render=(e,d,t=d.t||(d.t={}),p,r,c,m,y)=>
  // arrays
  e.map?e.map((e,p)=>render(e,d,t.o&&t.o[p])):
  // components
  e.t.call?(e.i=render((render.c=e).t(Object.assign({children:e.c},e.p),e.s=t.s||{},t=>
    render(Object.assign(e.s,t)&&e,d,e)),t.i||d,t&&t.i||{}),d.t=t=e):(
  // create notes
  m=t.d||(e.t?document.createElement(e.t):new Text(e.p)),
  // diff props

liamnewmarch

/**
 * The target language. [Browser support is good][1] but "en-US" is a safe default.
 *
 * [1]: https://developer.mozilla.org/en-US/docs/Web/API/NavigatorLanguage/language
 *
 * @type {string}
 */
const { language = "en-US" } = navigator;

/**

fnky

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1B
• Decimal: 27

nisrulz

# I use ZSH, here is what I added to my .zshrc file (config file)
# at ~/.zshrc

# ------------------ Android ------------------ #

# Have the adb accessible, by including it in the PATH
export PATH="/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/opt/X11/bin:path/to/android_sdk/platform-tools/"

# Setup your Android SDK path in ANDROID_HOME variable
export ANDROID_HOME=~/sdks/android_sdk

nweldev

# ANGULAR
SPACESHIP_ANGULAR_SHOW="${SPACESHIP_ANGULAR_SHOW:=true}"
SPACESHIP_ANGULAR_PREFIX="${SPACESHIP_ANGULAR_PREFIX:="with "}"
SPACESHIP_ANGULAR_SUFFIX="${SPACESHIP_ANGULAR_SUFFIX:="$SPACESHIP_PROMPT_DEFAULT_SUFFIX"}"
SPACESHIP_ANGULAR_SYMBOL="${SPACESHIP_ANGULAR_SYMBOL:="🅰️  "}"
SPACESHIP_ANGULAR_DEFAULT_VERSION="${SPACESHIP_ANGULAR_DEFAULT_VERSION:=""}"
SPACESHIP_ANGULAR_COLOR="${SPACESHIP_ANGULAR_COLOR:="red"}"

SPACESHIP_ANGULAR_CLI_SHOW="${SPACESHIP_ANGULAR_CLI_SHOW:=true}"
SPACESHIP_ANGULAR_CLI_PREFIX="${SPACESHIP_ANGULAR_CLI_PREFIX:=""}"

ryanve

/^(?!(corn|bread)$).+/.test('corn') // false (blacklisted)
/^(?!(corn|bread)$).+/.test('bread') // false (blacklisted)
/^(?!(corn|bread)$).+/.test('cornbread') // true (not blacklisted)
/^(?!(corn|bread)$).+/.test('corndog') // true (not blacklisted)
/^(?!(corn|bread)$).+/.test('read') // true (not blacklisted)

rafaelrinaldi

module.exports = {
    meta: {
        docs: {
            description: 'requires a TODO to be specified either with a task number or URL and a message',
            category: 'Best Practices',
            recommended: true
        },
        schema: []
    },

vubon

Requirements:
Operating System: Ubuntu 16.04 LTS
Android Developer Tools (ADT) installed

Steps:
Make sure that you have connected your Android device in USB Debugging mode

Press Ctrl + Alt + T for Terminal and use the following command:
lsusb