Posts by Category

🚃[ko] Enhancing Test Reliability with TestContainers: Setting Up a Production-like Environment.

2024-03-02 6 minute read

🛩️ [ko] Monolithic to Multi-Module Architecture

2024-02-24 12 minute read

🚛 멀티 모듈 구조로 이사가기!

💻 [ko] Heap Dumps: How to Capture and Analyze in Spring Boot Applications

2024-01-14 4 minute read

“@Backend OO님, 힙 덤프 뜰 줄 알죠?”

👀 [en] Optimizing a Hierarchical Data Model with the Closure Table Pattern.

2025-01-31 1 minute read

📘 [en] MySQL Tuple Comparison (Row Constructor): Use with Caution

2025-01-28 2 minute read

Using tuple comparison-based queries in MySQL can cause unexpected performance issues. (very slow)

👀 [en] Optimizing a Hierarchical Data Model with the Closure Table Pattern.

2025-01-31 1 minute read

📘 [en] MySQL Tuple Comparison (Row Constructor): Use with Caution

2025-01-28 2 minute read

Using tuple comparison-based queries in MySQL can cause unexpected performance issues. (very slow)

🔐 [en] Enhancing API Security with RSA Encryption in Spring/Java and Redis

2023-12-09 5 minute read

To protect sensitive information in API communication, RSA encryption is can be used. And redis helps manage keys quickly and efficiently.

💻 [ko] Heap Dumps: How to Capture and Analyze in Spring Boot Applications

2024-01-14 4 minute read

“@Backend OO님, 힙 덤프 뜰 줄 알죠?”

📊 [ko] A Case Study on Handling OutOfMemory Issues in Excel Processing(XSSF Workbook)

2024-01-27 5 minute read

“해치웠나..? 🤨”

🛩️ [ko] Monolithic to Multi-Module Architecture

2024-02-24 12 minute read

🚛 멀티 모듈 구조로 이사가기!

🌲 [ko] Management of Hierarchical Data with Redis Caching

2024-03-01 2 minute read

계층형(카테고리 성) 데이터와 캐싱

🚃[ko] Enhancing Test Reliability with TestContainers: Setting Up a Production-like Environment.

2024-03-02 6 minute read

📨 [ko] Coworking: Asynchronous Communication

2024-03-17 3 minute read

커뮤니케이션도 비동기로 최적화해보자.

📨 [ko] Coworking: Asynchronous Communication

2024-03-17 3 minute read

커뮤니케이션도 비동기로 최적화해보자.

🧹 [ko] How to disable automatic cleanup in jenkins?

2024-04-26 3 minute read

젠킨스 auto - Workspace disable 하는법

👀 [ko] Stream.collect(Collectors.toList()) vs. Stream.toList()

2024-04-27 4 minute read

Stream.collect(Collectors.toList()) returns a mutable list, while Stream.toList() (introduced in JDK 16) returns an immutable list. Using Stream.toList() ...

⏩ [ko] Accelerate Java Deployment: Easy Containerization with Google Jib, No Dockerfile work

2024-05-06 4 minute read

Google Jib 를 활용하여, 쉽고 빠르게 java image 를 만들어봅시다.