Contents
Java / JVM
- Write Unit Tests Faster with Instancio – Renan Schmitt
Interesting library to create tests data - 7 Rare but Invaluable Java Patterns – Skilled Coder
Especially pattern 3 “Initialisation-on-Demand Holder” was new to me
Spring Boot
- Configuring Spring Boot’s Termination Handler in Kubernetes – Stewart Moreland
Extend or shorten the graceful termination time - Quick Guide to @RestClientTest in Spring Boot – baeldung
It’s so easy to test API calls with a mock server. - Validations in Spring Boot – Himani Prasad
Shows why and where and how to validate data. - AssertJ Support for MockMvc in Spring Boot 3.4 – Saeed Zarinfam
I really like the idea of getting rid of Hamcrets but MockMvcTester is not so well documented… - Optimize Your Performance Now – Auriga Aristo
DynamicInsert and DynamicUpdate can reduce data communication to the DB - Optimizing Code in Java Spring Boot Applications – Lovish Kumar
10 tipps for a better performance - Ways to Speed Up Spring Boot Application Startup Time – Anh Trần Tuấn
Here are some techniques that are not so well known - Metadata and Its Use in Spring Boot – Rishi
This article is about headers in HTTP-requests and shows some usages - Never write any code for CreatedDate and UpdatedDate again! – Full Stack Developer
Nice reminder of @PrePersist, @PostUpdate, @EntityListeners and ‘updatable = false’ - Kotlin Tips and Tricks You May Not Know: #6 — Inject Functions in Spring Boot – Elena van Engelen – Maslova
Interesting usage of functions as beans
PostgreSQL
5 PostgreSQL Must-Know Tricks for 2025 – Muhammad Naveed Arshad
The 5 techniques that are mentioned are: JSON/JSONB, window functions, indexing, CTEs, and partitioning
Architecture
- Resolving Common Issues in Event-Driven Architecture – Gul Ershad
Very good explanation of possible error cases and examples how to avoid them - The Challenges of Event-Driven Microservices with Change Data Capture – Naresh Waswani
The pros and cons are worked out in great detail and fairly
Algorithms
- Skip List-An Advanced Probabilistic Data Structure implementation with Spring Boot Java Application – A Passionate Programmer – A Technology Enthusiast
In-depth explanation of Skip Lists with examples of their usage
General
- Ultimate SSH Mastery: Unlock Advanced Secure Shell Techniques with Real-World Examples – Karthick Dkk
Starts with general known functions but goes into deep