Cookies: Server <-> Client Set-Cookie Issues
This post was migrated from Tistory. You can find the original here. Cookies are sent and received through the header area. If the server’s response headers include a key called Set-Cookie with a...
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Spring Security CORS Error (WebMvcConfigurer / corsConfigurationSource)
This post was migrated from Tistory. You can find the original here. Background needed to understand this post: 2023.07.20 - [Web] - CORS Where the problem started @Configuration @EnableWebMvc...
CORS
This post was migrated from Tistory. You can find the original here. CORS (Cross-Origin-Resource Sharing) URL domain name = root name + TLD If you don’t specify a port, as in https://blog.cor...
Spring) JPA Entity Options - Lazy Loading / Cascade / Orphan Entity Removal
This post was migrated from Tistory. You can find the original here. 2023.07.13 - [spring] - Spring) JPA Entity Relationships - The Foreign Key Owner (23-07-11) Continuing from the previous post...
Spring) JPA Entity Relationships - Owner of the Foreign Key
This post was migrated from Tistory. You can find the original here. Entity Relationships The basics Only the owner of the foreign key can insert, update, or delete it. The owner of the fore...
Spring) Spring Boot's JPA @Transactional/SimpleJpaRepository
This post was migrated from Tistory. You can find the original here. 2023.07.13 - [spring] - Spring) JPA persistence/transactions/entity states (23-07-08) In the previous post, JPA was handled t...
Spring) JPA Persistence Context / Transactions / Entity States
This post was migrated from Tistory. You can find the original here. JPA Persistence Context Persistence context: a space created to manage Entity objects efficiently and conveniently. It ma...
Spring) Spring JPA Circular Reference
This post was migrated from Tistory. You can find the original here. Circular Reference Suppose we have the ERD shown above. When we call findAll on registered books, a problem occurs. List&...
Java) Comparing ArrayList and LinkedList Performance
This post was migrated from Tistory. You can find the original here. Comparison ArrayList<Integer> arrayList = new ArrayList<>(); LinkedList<Integer> linkedList...
Java) ArrayList Capacity
This post was migrated from Tistory. You can find the original here. ArrayList private static final Object[] DEFAULTCAPACITY_EMPTY_ELEMENTDATA = {}; public ArrayList() { this.el...