Author: Jason

Computer Science

Software Testing Mesmerization

Preface “Technology does not change who we are. It magnifies who we are. […] But lately, it seems, this industry is becoming better known for less noble innovation; the belief that you can claim credit without accepting responsibility. We see it every day now with every data breach, every privacy violation […] Too many seem …


How to Win Friends and Influence People

It’s my third time to fully read this book. Once at my teenage in Korean; once in college and, this time, in grad school, in English. Not surprisingly, every time I read this type of classic bestsellers, I learn new things. I now see things differently, owing to my experience that has accumulated over time. …

Computer Science

Building a programming contest system with Domjudge on LAMP & AWS

Due to growing interests and industrial demands for problem-solving skills, programming contests are on fire these days. There have emerged a number of services to provide contest system along with computing resources. However, one may find that such proprietary systems are not suitable as the problem set cannot be shared with a third-party due to …