z-hao-wang

// In URSA

var crt = ursa.createPublicKeyFromComponents(new Buffer(publicKey.n, 'hex'), new Buffer(publicKey.e, 'hex'));
var textToEncrypt = 'sampleText';
var encryptedCipher = crt.encrypt(textToEncrypt, 'utf8', 'base64', DEFAULT_RSA_PADDING);

// In react-native
// convert a base64 string to hex

function b64tohex(s) {

z-hao-wang

Keybase proof

I hereby claim:

• I am z-hao-wang on github.
• I am haowang (https://keybase.io/haowang) on keybase.
• I have a public key ASBly6BMsIWxVdBgCrGK8md6_uzwqdFktNKAz9uSIdxcBAo

To claim this, I am signing this object:

z-hao-wang

var values=document.getElementsByClassName('pad-r-xxxxs-sm');
var nums = [];
for (let i = 0; i < values.length; i++) {
    nums.push(parseFloat(values[i].innerText.substring(1)))
}

var total = 8
let sharedIndex = 1; // todo : adjust this if there is late fee
let shared = nums[sharedIndex];

z-hao-wang

//Usage: create a bookmark (add page) in chrome. title type "ATT Bill", URL: paste content below.
//Login to att.com, go to your bills and make sure you can view wireless bill details. click on the bookmark.
javascript:(function(){for(var allData=$(".faux-table-cell").map(function(a,t){return $(t).text()}),sharedCostFields=["Unlimited Plus Multi Line"],map={},maxAmount=0,sharedCosts=0,output="",i=0;i<allData.length;i++){var row=allData[i];if(row.match(/\d\d\d-\d\d\d-\d\d\d\d/)){var amount=allData[i+1].replace(/\$/,"");map[row]={amount:parseFloat(amount)},amount>maxAmount&&(maxAmount=parseFloat(amount))}for(var j=0;j<sharedCostFields.length;j++)if(row.indexOf(sharedCostFields[j])>-1){var sharedCost=allData[i+1].replace(/\$/,"");sharedCosts+=parseFloat(sharedCost),output+="sharedCost "+row.trim()+": "+sharedCost.trim()+"\n"}}var size=Object.keys(map).length,sharedCostPerLine=sharedCosts/size,total=0;for(var key in map)map[key].amount===maxAmount&&(map[key].amount-=sharedCosts),map[key].amount+=sharedCostPerLine

z-hao-wang

const git = require('nodegit-kit');
const { exec } = require('child_process');

async function getCurrentBranchName() {
  return new Promise(resolve => {
    exec('git branch | grep \\*', function(err, stdout, stderr) {
      resolve(stdout.replace('* ', ''));
    });
  });
}

z-hao-wang

import * as WebSocket from 'ws';
import * as EventEmitter from 'events';
// credit to https://github.com/websockets/ws/wiki/Websocket-client-implementation-for-auto-reconnect

class WebSocketClient extends EventEmitter{
  private number = 0;	// Message number
  private autoReconnectInterval = 5 * 1000;	// ms
  private url: string = '';
  private instance: WebSocket | null = null;

z-hao-wang

### INSTALL CUDA DRIVERS
sudo rm /etc/apt/sources.list.d/cuda*
sudo apt remove nvidia-cuda-toolkit
sudo apt remove nvidia-*
sudo apt update
sudo apt-key adv --fetch-keys  http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64/7fa2af80.pub
sudo bash -c 'echo "deb http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64 /" > /etc/apt/sources.list.d/cuda.list'
sudo apt update
sudo apt install nvidia-driver-410
sudo apt install cuda-10-0

z-hao-wang

#!/bin/bash

function validate_network() {
  if [[ "$1" != "mainnet" && "$1" != "mumbai" ]]; then
    echo "Invalid network input. Please enter 'mainnet' or 'mumbai'."
    exit 1
  fi
}

function validate_client() {