Evans Library

개발자의 집필 공간.
표상에서 그치는 것이 아닌, 본질을 탐구하고 사유하는 삶.

Why we need to know about CORS?

In this post, I’m going to talk about the policy which every web developer would have heard of at least once. In fact, in web development, it is not an exaggeration to say that errors occur with CORS policy violations are very common, and every web developer will experience it at least once. When …

Oct 06, 2020

Migrating from Hexo to Gatsby

During the last golden week, I migrated my blog that I had previously made using to . In this post, I would like to share what I learned from this migration work and issues I didn’t expect. The Beginning of Yak Shaving In fact, I tried to continue using Hexo at first. Of course, it’s true that Rea…

May 15, 2020

[Simulating Celestial Bodies with JavaScript] Understanding the Keplerian Elements

In this post, we’ll explore how to calculate the orbits and positions of celestial bodies, a topic I found particularly challenging while developing a solar system simulation. As someone who struggled with math in high school, I aim to simplify these concepts for others with similar experiences. Wh…

May 03, 2017