Explaining the One-Version Rule and Monorepos in the context of Microservices
The organization I am currently working at develops applications built on microservice architecture, and we were trying to follow the internal policy that th...
Recent posts
Property Based Testing with Hypothesis
What is Property Based Testing? Property based testing, which is known to be originated by QuickCheck, is a testing technique which randomly generates test c...
Win 1st Place at AWS GameDay 2023 in Seoul
On April 14, my teammates and I participated in AWS GameDay 2023 and took 1st place. (team name: justintime @buzzni)
Configuring GitOps with Argo CD
In this post, I am going to share my experience of configuring GitOps for a continuous deployment process. (FYI, you may refer to the following content for c...
Scheduling
A CPU scheduler is an operating system module that decides which process in the ready queue is allocated a CPU. It checks all of the tasks in the ready queue...
Thread Design Considerations
Thread Data Structures A user-level threading library has its own user-level thread data structure to represent threads in order to schedule and synchronize ...
Building a Serverless Function using Amazon API Gateway and AWS Lambda
This post is a quick tutorial to build a very simple serverless function using Amazon API Gateway and AWS Lambda.
Consumer-Driven Contract Testing with Pact
Consumer-driven contract testing (or CDC for short) is a testing methodology that ensures that providers are compatible with the expectations that the consum...
Single Responsibility Principle - Explained with Examples
(This post was last updated on December 13, 2024.)
Creating a VPC with AWS CDK: A Guide for Former CloudFormation Users
The AWS CDK(Cloud Development Kit) is an open-source framework to provision and manage the cloud resources using familiar programming languages.