Nov 30, 2024

Migrate AWS Postgres Serverless V1 to V2

It’s Thanksgiving holiday. Happy Thanksgiving to everyone! Hope you have a fantacy time with your family. In 2024 Thankgiving dinner time, we shared the thanks within my family. I appreciate my wife and my kids give me a great experience every day, happy or sad, sunny or rainy, together or separate, healthy or diseased, no matter what day it is. I will keep cherishing and enjoying every day.

Jul 13, 2024

Google Top Internal Dev Tools - CodeSearch and Cider-V

I joined Google as software engineer in year 2018, about 6 years to today. This is the longest tenure in my career life so far. There are a lot of experiences I could list after these years. We can discuss many topics, like daily work, internal development tools, career growth, salary and compensation, etc. Today we start with some simple topics: the Google internal tools for daily work.

Jul 6, 2024

Create Chrome Extension to Bulk Delete GitHub Repos

I noticed I have many test repos in GitHub but forgot to delete them. The GitHub only provides UX to delete repo one by one. Why not have a Chrome extension to automatic the deletion process to save the time?

Mar 10, 2023

Tesla Interview

Tesla frontend software engineer for factory inventory, which uses Angular. In the telephone interview, a manager asked some highlevel Angular related questions, such as:

Mar 10, 2023

Google Layoff 2023

Nov 19, 2021

Dropbox Full-Stack Eng interview

Dropbox full stack interview is not LeetCode style, so it focuses on the design/debug/real work related coding, which is similar to Stripe. But the interview question setup is easier than the Stripe. Stripe problems are too long and requires much time to read. Also it depends on much context, such as the debug problem about preact.

Oct 11, 2021

Stripe Full-Stack Eng interview

Stripe interview is an interesting experience, which is different to the LeetCode style. It’s great to know the process and it will help you to get the position next time at least.

Jan 27, 2018

Javascript Detect Chinese and Japanese Characters

ElasticSearch search behavior is so weird. It works well to search any language except Chinese and Japanese, like Chinese “餐馆” and Japanese “大戸屋”. The workaround in front end is add double quotes to those characters. In usually Chinese, Japanese and Korean are named CJK, which are similar, but Korean it seems works fine. So here we discuss about how to detect Chinese and Japanese in JS.

Jul 23, 2017

Let's encrypt for S3

Suppose you already know how to host static web site via AWS CloudFront and S3, and you have your own domain name, now you want to have SSL to support https. As developer, I like to use free resources to do everything, like this site with github, and Lets Encrypt for SSL.

Jan 4, 2017

How to host single page app

Github IO Page or AWS S3 and CloudFront.