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

hanksudo

-------------------------------------------------------------------------
USEFUL ONE-LINE SCRIPTS FOR SED (Unix stream editor)        Dec. 29, 2005
Compiled by Eric Pement - pemente[at]northpark[dot]edu        version 5.5

Latest version of this file (in English) is usually at:
   http://sed.sourceforge.net/sed1line.txt
   http://www.pement.org/sed/sed1line.txt

This file will also available in other languages:
  Chinese     - http://sed.sourceforge.net/sed1line_zh-CN.html

hanksudo

#!/bin/sh

gh api gists | jq -r '.[] | select(.public == true) | .files[].raw_url' | while read -r row ; do
    curl -sO "$row"
done

hanksudo

import re

s = 'https://twitter.com/#!/twitter/status/70943739882913792'

print re.search('/status/(\d+)', s).group(1)

hanksudo

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

var stdev = function(arr) {
    var n = arr.length;
    var sum = 0;

    arr.map(function(data) {
        sum+=data;
    });

    var mean = sum / n;

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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

UISceneStoryboardFile

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# add 
sudo ifconfig lo0 alias 127.0.0.2

# revert
sudo ifconfig lo0 -alias 127.0.0.2

hanksudo

AWS CLI Note

aws-cli - examples

STS - AWS Security Token Service

# whoami
aws sts get-caller-identity