Hsu Han Ooi

Entrepreneur, Programmer, Traveler, Mobile Suit Gundam Pilot

  • Writing
  • About
  • LinkedIn
  • Twitter
  • 11/11/19

    2019 MLS Cup Final Ticket Prices Data

    I proclaimed ticket prices would go down within 48 hours of kick-off. I was wrong.

  • 11/7/19

    Simple Scripting Getting ssmtp on UNIX with gmail Working

    I use cron, ssmtp, bash, and curl for a lot of simple 30 min projects.

  • 10/13/19

    What is LightGBM, How to implement it? How to fine tune the parameters? Updated.

    I ran across a post on LightGBM which needs a little updating to make work.

  • 10/11/19

    Back to Blogging

    These last 3 years have been a whirlwind for my career and it's funny to think I'm back where I started.

  • 9/11/16

    Escape Rooms in Barcelona and Madrid

    One thing Tina and I love to do while on vacation is check out their escape games. It's a great way to breakup touring and every country does it differently.

  • 9/10/16

    Apple iPhone 7 Upgrade Cost Analysis

    Below I’ve done an analysis on Apple’s own upgrade program vs. buying a new phone each year and selling it vs. buying a new phone and keeping it for 2 years and selling it. I also noted 2 important points I found out about the buying process below.

  • 9/9/16

    Legos for Developers

    As a developer, you are constantly iterating on your code. I never consider anything truly finished and sometimes I just want to build something to completion.

  • 8/19/16

    Top 5 Millenial Tips for Retirement

    While working on our latest idea at Madrona Venture Labs, I had the opportunity to dive deep into the financial technology space and one problem I found really interesting was the amount of millennials who hadn’t started or even thought of starting to plan for retirement.

  • 11/6/14

    11 Tips to Optimize Elasticsearch

    I've been using Elasticsearch for a few months now and I was surprised at how little documentation there was about how to improve Elasticsearch performance. Here are 11 tips.

  • 10/29/14

    Rsyslog Configuration Tutorial

    This is the first step in a 3 part series to get our log data in to kibana to visualize. Getting rsyslog to cooperate though was a grueling task due to a high amount of bad and outdated documentation on google.