Use enums with behavior instead of just constants

Spring’s proxies only wrap external method calls. Calling the method inside the same class skips proxy logic, and the transaction won’t work.

Use @Transactional properly — only at the service layer

Spring’s proxies only wrap external method calls. Calling the method inside the same class skips proxy logic, and the transaction won’t work.

Use @Transactional properly — only at the service layer

What does this do ?

Java is an amazing language in 2025

Tip: Don’t hardcode configuration values

Advantages: No redeploy when configs change. Different configs for dev, test, prod. More secure (secrets can be injected via env vars).

Tip: Don’t hardcode configuration values

Let’s see what will happen tomorrow

What do you wish you could tell your self 5 years ago

He’s back

Well then…

Minimal frameworks Python -> Flask Javascript -> Express Go -> Fiber

3. Full-Text Search – Built-in text search engine with ranking, stemming, and dictionaries. 4. JSON & JSONB Support – Lets you store and query semi-structured data efficiently (almost like a NoSQL DB). 5. hstore – Key-value store inside PostgreSQL for schemaless data

PostgreSQL is so much more than a relational database 1. Extensibility – You can add your own data types, operators, functions, and index methods. 2. Advanced Indexing Options – Supports B-Tree, Hash, GiST, SP-GiST, GIN, BRIN indexes depending on query patterns.

Tip: Don’t misuse @Autowired field injection — prefer constructor injection for cleaner, testable, and immutable code.

Tip: Don’t misuse @Autowired field injection — prefer constructor injection for cleaner, testable, and immutable code.

What are you building today ?