soichisumi

const d3 = require('d3-color')
const deltaE = require('delta-e')

// a, b ... color code without #. (ex: FFFFFF)
function getDeltaE(a, b){
    ar = a.substr(0, 2)
    ar = parseInt(ar, 16)
    ag = a.substr(2, 2)
    ag = parseInt(ag, 16)
    ab = a.substr(4, 2)

soichisumi

title

soichisumi

title

soichisumi

dogrun 
01 gcpとfirebaseのfunctionの使い分け
・function自体は同じ、違いは開発者のデプロイ方法の違い

02 functionでpythonサポートの予定はあるか
頑張るが今の所ない。

03 firebaseとgcpの壁
・モバイルならfirebase、クラウドならgcp、functionsは中間
・schedulerをfirebaseに持て来るよていはある

soichisumi

function sleep(millisec) {
    return new Promise((resolve, reject) => {
        setTimeout(() => {
            resolve();
        }, millisec);
    });
}

soichisumi

// jayson-promise-test
const jayson = require(`jayson/promise`);
const client = jayson.client.https(`http://url`);
client.request(`sendrawtransaction`, [`02000000000101e704a7202bd63642b45234d1d132fcd72112789a1caa08c3b6843d7d2e94b211010000001716001421aa1728d096147222c201519a8710fd1bc2f416ffffffff01405489000000000017a91400853f1aefada64964a3f602846d263f5f3630a98702483045022100dc5051daf71e46c4e297e66c4b71f8d2fb3359dc209f24ca598677215318867502203b131875c948dd996a0575b0600e3b702d29de9ac7853c388319e20babe2d7b00121038bf0cde309b16f3513725515f077178e8ff8b89269543555057edc28b16179cd00000000`])
.then((res)=>{console.log(JSON.stringify(res))})
.catch((err)=> {
   console.log(JSON.stringify(err));
   console.log(String(err));
   if(String(err).startsWith(‘Error: ’)){
       const str = String(err).slice(7);

soichisumi

package main

import (
	"firebase.google.com/go"
	"cloud.google.com/go/firestore"
	"context"
	"log"
	"math/rand"
	"fmt"
)

soichisumi

install azure-cli

1. brew update && brew install azure-cli
2. az login

load credential to kubectl

az aks get-credentials --resource-group myResourceGroup --name myAKSCluster

load credetial to docker-cli

az acr login --name <acrName>

soichisumi

package main

import (
	"encoding/json"
	"fmt"

	"github.com/stellar/go/clients/horizonclient"
	"github.com/stellar/go/protocols/horizon/operations"
)

soichisumi

function showFields(target) {
    for (var f in target) {
        console.log(`${f}: ${target[f]}`);
    }
}