Concurrency Problems and Solutions
Ponytail and Caveman: A Review
Three months using the currently popular Ponytail and Caveman skills
How Event Listeners Work
Explained with Java examples
ENKI RedTeam CTF
A Developer's Take on a Hacking (RedTeam) Competition
Already 2026, Looking Back on My Life
Time, please stop..
Someone Please Stop Crazy Broadcom
Redis Incident and Broadcom's Crazy Behavior
Why Choosing the Wrong SSL Certificate CA Can Ruin Your Service
Why Use JWT? Know Before You Use It
There's a reason session-based auth is the classic approach.
Ugh, So Frustrating~ SSE Response Isn't Coming
SSE Timeout Issue in Azure AppGateway Environment
Redis-Sentinel Introduction
Let's migrate Redis from standalone operation to a new cluster
nginx logrotate Troubleshooting
Why did this take so long...
Hosting a Minecraft Server 24/7 in the Cloud
I'm not a kid, okay?
Spring Batch, Metadata Table DB Separation and Datasource Configuration
For clean DB configuration!
JavaScript, Amazing Uses of Backticks
What else is there besides template literals?
SDC 2023 - Refactoring Day
I attended Samsung Developer Conference
Let's Learn About Kotlin
They say it's better than Java?
Setting up GraphQL Server
The name sounds cool, right?
Implementing Priority Queue (Feat. Heap)
Why doesn't JavaScript have a priority queue STL?
Creating Puppeteer Web Crawler - 2
Direct implementation
Creating Puppeteer Web Crawler - 1
Have you heard of Puppeteer before?
JPQL and Native Query
ORM library commonly used with JPA
Auto-reload After Thymeleaf Source Changes
Let's set up spring-devtools together and develop comfortably
Conquering the Annoying CORS
CORS??? What even is this?
What is type: module in package.json?
Let's understand this mysterious option
MSA Design and Implementation - 02
Sharing project progress
Encryption and Hashing I Write Down Because I Keep Getting Confused
Cryptography - Ciphertext, Masking, Hash
Kubernetes - DB in Pods?
MSA Design and Implementation - 01
I designed the MSA project that I will be working on
Kubernetes - Deployment and Service
New concepts have arrived
Building a Kubernetes Cluster 'Directly'
A tearful story
Kubernetes Concept Summary
Let's learn about the beautifully abstracted Kubernetes!
MSA Design and Implementation - Prologue
What exactly is MSA?