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## iOS emphasis

We'll be focusing on getting the ins and outs of iOS apps because that's what we do better.

## The simulator

The simulator is the development tool we use to simulate an iPhone.

### What you should know:

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#! /usr/bin/env bash

# quit working
osascript -e 'quit app "React Native Debugger"' 2>/dev/null
osascript -e 'quit app "Terminal"'
osascript -e 'quit app "iTunes"'
osascript -e 'quit app "Simulator"'
osascript -e 'quit app "Xcode"'
osascript -e 'quit app "Slack"'
osascript -e 'quit app "Google Chrome"'

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// Place your key bindings in this file to overwrite the defaults
[
  {
    "key": "alt+tab",
    "command": "editor.action.reindentlines",
    "when": "editorTextFocus && !editorReadonly"
  },
  {
    "key": "alt+;",
    "command": "editor.action.commentLine",

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import throttle from 'lodash/throttle';
import { useRef, useEffect, useCallback } from 'react';

export default function useThrottle(func, time = 1000) {
  const throttleRef = useRef();
  const callbackRef = useRef();

  useEffect(() => {
    callbackRef.current = func;
  }, [func]);

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#! /usr/bin/env bash

# LAZY GIT
# with commitlint automation. Does git add --all and builds commit message:
# lg foo bar -> chore(misc): foo bar
# lg chore bar -> chore(misc): bar
# lg chore app: fix stuff -> chore(app): fix stuff
lg() {
  local args="$*"
  local commitTypes=(build ci chore docs feat fix perf refactor revert style test)

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1 23º FloripaJS Devs Meetup
    talk 45m "Objective-c tips for react native developers"
    link: https://docs.google.com/presentation/d/1u5Lu_dDg9OA08fIWEs3XmgFB9PnV59UkTnvPfjDrQwQ/edit?usp=sharing
2 14º Encontro - ReactJS Florianópolis
    talk 20m "React hooks" 
    junto com Arthur D'andrea https://github.com/arthurdandrea
3 15º Encontro - ReactJS Florianópolis
    talk 45m "Patch-package, nodeify e browserify em react-native: codando node_modules"
    link: https://docs.google.com/presentation/d/1cweWvAZz1sFJC4NJgMvNHQpaIBiMeO16og2xWJiIXwU/edit?usp=sharing
4 17º Encontro - ReactJS Florianópolis

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#!/usr/bin/env bash

# packager
adb reverse tcp:8081 tcp:8081
adb -d reverse tcp:8081 tcp:8081
adb -e reverse tcp:8081 tcp:8081

echo "🚧 React Native Packager Redirected 🚧"

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// configurations is an array of objects
// add the object, select "Jest Tests" in debugger GUI (on the top left), add a breakpoint and hit F5! :rocket:

  "configurations": [
    {
      "type": "node",
      "request": "launch",
      "name": "Jest Tests",
      "program": "${workspaceRoot}/node_modules/jest/bin/jest.js",
      "args": ["-i"],

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brew uninstall mongodb
brew tap mongodb/brew
brew install mongodb-community
# se vocês rodam o mongo sempre que ligam o mac rodem o comando a baixo também
# auto start service on login
brew services start mongodb-community

credits :twitter: @arthurdandrea

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const fetchPayloadFrom = async response => {
  if (response.status >= 200 && response.status < 300) {
    const json = await response.json();
    return json;
  } else {
    const bodyResp = await response.text();
    const error = new Error(bodyResp);
    error.status = response.status;
    error.statusText = response.statusText;
    throw error;