System design interview has gained popularity among hiring companies in recent years, and there seems to be a trend that it’s going to be a common module in technical interviews just like data stru...
1 Code: The Hidden Language of Computer Hardware and Software This is a classic book I believe should be the first thing to read when you want to learn about how computer works. Even though the fi...
If you use Apache Flink in your data stream architecture, you probably know about its exactly-once state consistency in case of failures. In this post, we will take a look at how Flink’s exactly-on...
Today I learned that there is a way to find first bad commit with git. Before learning about git bisect, whenever I see a commit is buggy after introducing a new feature, I usually go back to a com...
Add API Gatway, Lambda, DynamoDB, S3, Rekognition to the new version of Recycle Wizard
Add API Gatway, Lambda, DynamoDB, S3, Rekognition to the new version of Recycle Wizard
understanding environment variables, shell variables, the difference between them and how to unset
Understanding some key components of networking on Linux and on Internet, with AWS VPC architecture
amazon web service - virtual private cloud concepts
A Quick Introduction to Systemd