suejungshin

Keybase proof

I hereby claim:

• I am suejungshin on github.
• I am suejungshin (https://keybase.io/suejungshin) on keybase.
• I have a public key ASAQt7Bs81AxSJT0llLzdIOQoHGXnvzLqZmsXDt3-Kdz4Qo

To claim this, I am signing this object:

suejungshin

Nginx proxy/load balancer
       /              \
Node server 1        Node server 2
      \                /
          Postgres DB

https://imgur.com/a/J80Qllz

suejungshin

Transaction traces
Sample performance details
Date	Transaction / Details	App server
01/09 10:32 — about 14 hours ago
get /
/
2,846 ms
01/09 10:28 — about 14 hours ago
get /

suejungshin

config:
  target: 'http://localhost:3000/?id=10000000'
  phases:
    - duration: 100
      arrivalRate: 1000
  defaults:
    headers:
      x-my-service-auth: '987401838271002188298567'
scenarios:
  - flow:

suejungshin

config:
  target: 'http://localhost:3001/?id=10000000'
  phases:
    - duration: 100
      arrivalRate: 1000
  defaults:
    headers:
      x-my-service-auth: '987401838271002188298567'
scenarios:
  - flow:

suejungshin

** Postgres query
select * from properties join zips on properties.zip_code = zips.zip_code where property_id = 200000;
 property_id | zip_code | property_cost | home_insurance_rate | hoa_monthly_dues | construction_year | zip_code | property_tax_rate 
-------------+----------+---------------+---------------------+------------------+-------------------+----------+-------------------
      200000 |    11979 | $1,010,000.00 |               0.280 |          $850.00 |              1928 |    11979 |             0.914
(1 row)

** Cassandra query
select * from perch_dev.properties where property_id = 10000000;
 property_id                          | construction_year | hoa_monthly_dues | home_insurance_rate | property_cost | zip_code

suejungshin

// Client side
  getAnalystRatings () {
    $.ajax({
      method: 'GET',
      url: 'http://localhost:3000/analystRatings',
      success: (data) => {
        this.setState(
          {analystRatings: data}
        )
        console.log('Get request successful: ', data);

suejungshin

class CashAmount {

  constructor(value) {
    this.inputDouble = value;
    this.inputPennies = this.turnDoubleIntoPennies(this.inputDouble);

    this.currentTotalInPennies = this.inputPennies;

    this.turnDoubleIntoPennies = this.turnDoubleIntoPennies.bind(this);

suejungshin

/**
 * @param {number} numRows
 * @return {number[][]}
 */
var generate = function(numRows) {
    if (numRows === 0) {
        return [];
    }
    if (numRows === 1) {
        return [[1]];