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let promiseA = new Promise((resolve) => {
    const timeout = 100 + Math.floor(Math.random() * 1900)
    setTimeout(() => resolve('A'), timeout);
    console.log('A timeout', timeout)
})

let promiseB = new Promise((resolve) => {
    const timeout = 100 + Math.floor(Math.random() * 1900)
    setTimeout(() => resolve('B'), timeout);
    console.log('B timeout', timeout)

hanksudo

package main

import "log"

func main() {
	result := combineAndKeepOrder([]string{"a", "b", "c"}, []string{"c", "a", "d"})
	log.Println(result, testEq(result, []string{"c", "b", "a", "d"}))

	result = combineAndKeepOrder([]string{}, []string{"c", "a", "d"})
	log.Println(result, testEq(result, []string{"c", "a", "d"}))

hanksudo

1. Remove Main.storyboard file
2. Remove Main interface in Deployment Info

3. Remove UISceneStoryboardFile key in Info.plist

<key>UISceneStoryboardFile</key>

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• Composable, Reusable
• Declarative
• Immutable

Observable

Fundamental part of RxSwift, Read-only

Create and subscribe Observable

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# add 
sudo ifconfig lo0 alias 127.0.0.2

# revert
sudo ifconfig lo0 -alias 127.0.0.2

hanksudo

GraphQL Note

Cheatsheet

Links

• GraphQL | A query language for your API
• GitHub - graphql/graphiql: An in-browser IDE for exploring GraphQL.
• SWAPI GraphQL API

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Google Cloud Platform Notes

• Cloud Computing Services  |  Google Cloud
• gcloud  |  Cloud SDK Documentation  |  Google Cloud

Installation

• Cloud SDK: Command Line Interface  |  Google Cloud

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Terraform note

example.tf

provider "aws" {
  profile    = "default"
  region     = "us-east-1"
}

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How to Completely Remove Android Studio


Execute these commands from the terminal

rm -Rf /Applications/Android\ Studio.app
rm -Rf ~/Library/Preferences/AndroidStudio*
rm ~/Library/Preferences/com.google.android.studio.plist
rm -Rf ~/Library/Application\ Support/AndroidStudio*
rm -Rf ~/Library/Logs/AndroidStudio*

hanksudo

class Person:
    def __init__(self):
        pass

    def _single(self):
        print "single"

    def __double(self):
        print "double"