This post was migrated from Tistory. You can find the original here. headers-more-nginx-module This is a module that lets you modify the values of specific headers in nginx. It’s a third-party ...

This post was migrated from Tistory. You can find the original here. The Exam Exam date: 2024-11-17 The exam is held four times a year. There’s a failing threshold of under 40% per subject, an...

This post was migrated from Tistory. You can find the original here. Terminology before we get started Domain domain Top-Level Domain (TLD): classifies internet addresses. ex) .com, .org, .n...

This post was migrated from Tistory. You can find the original here. LAZY vs EAGER Suppose entity A has the following foreign keys. If you don’t specify a fetch type, it defaults to EAGER. With...

This post was migrated from Tistory. You can find the original here. GIS Data Visualization When working with GIS data and rendering visualizations, you often need to classify which region a giv...

This post was migrated from Tistory. You can find the original here. Map data and visualization 2024.10.01 - [JS,Node,React] - Map visualization with React and D3.js I covered map data a bit la...

This post was migrated from Tistory. You can find the original here. Problem <200 OK OK,<OpenAPI_ServiceResponse> <cmmMsgHeader> <errMsg>SERVICE ERROR</errMsg> &l...

This post was migrated from Tistory. You can find the original here. Example) Vehicle table       id bigint Primary key (Vehicle ID)...

This post was migrated from Tistory. You can find the original here. Environment Spring Boot 3.3.3 Spring Security 6.3.3 Problem @PreAuthorize/@Secured - NullPointerException //WebSecurityCo...

This post was migrated from Tistory. You can find the original here. Motivation I mainly use ChatGPT. (Claude has usage limits, and Gemini just doesn’t get what I mean half the time.) Things I ...