In early days of web, I use flash state a lot to send message after redirection. It's easy to do it using server side code, because we can use session & cookie. Now that we use SPA everywhere, navigation happen in client-side using browser history API. If you're using

Auth0 was the authentication provider I chose for my blog dashboard. They're simple and easy to set up, but I mainly used them because I haven't had the time to build one myself. Few months after my blog went live, I begin rewriting authentication logic to the blog API itself.

This weekend, I finally got some time to work on my blog again after so long. I've been waiting Next.js to support custom server handler for some time and they finally did in v2. My blog frontend is originally a simple Express setup with React as the component model.

ES2015 has already became mainstream and it brings many features to JavaScript language. One of the notable features is Promise for handing asynchronous tasks. While Promise is definitely useful feature, I still see some people confused about the semantic of promise resolution and error handling. Here's a few examples that

This weekend, I was just checking Google Webmaster Tool for my blog when I found out that the site property is missing. The problem was that Google failed to verify my site because there was no Google Analytics tracking code available (I choose GA tracking method to verify the site

As a software engineer, I spent most of my time in text editor and terminal. I use Hyper for my terminal app and Atom as the text editor. For quite some time, I used Atom Material UI theme and One Dark syntax theme in Atom. Then I found someone

Building a rich text editor with syntax highlighting is not a simple task. There's a few library for highlighting a code, but integrating it inside live editor needs more work and prone to performance problem Another way to embed code is using Github Gist. It automatically highlight your code for