#JavaTips

Java Streams confused? Stream - pipeline for processing data: → filter() → keep what you need → map() → transform values → reduce() → combine into one result Many values → process → result #Java #JavaStreams #JavaTips

Want clean REST APIs in Java? Use: - @RestController - @RequestBody - @PathVariable - @ResponseStatus Spring REST keeps your code lean and expressive. #JavaTips #SpringREST #ayshriv

Use CascadeType.REMOVE with care! It deletes child entities when the parent is deleted. Deleting a post deletes all comments too #JavaTips #SpringBoot #ayshriv

💡 Did you know understanding the Java Memory Model can save your app from OutOfMemoryError? Get the details here! [link] #JavaTips #DevOps

Stop writing loops for every collection. Use Java Streams. 🧵 ​Your future self (and your code reviewers) will thank you. ​#JavaTips #java

💡Java: If you have to read small files, you can use Files.readAllLines(), it's more direct and simple. #JavaTips

💡 Java tip: Use Duration and Instant for precise time calculations. ✅Instant represents a point in time in UTC, with nanosecond precision. Can be obtained by #Java #JavaTips 🧵

Weekend Learning Understanding lazy vs eager fetch with Spring Data JPA. Spoiler: Lazy is default — and saves you from a lot of headaches (and memory). #SpringBoot #JPA #JavaTips

Primary Key Basics: Use @Id to mark the primary key of your entity. Use @GeneratedValue(strategy = GenerationType.IDENTITY) to auto-generate it like an auto-increment column. #SpringDataJPA #JavaTips

📜 Say goodbye to Java EE and hello to Jakarta EE with Spring Boot 3. Find out why this transition matters. #SpringBoot #JavaTips

Version your REST APIs like this: /api/v1/users instead of /api/users It helps in future changes without breaking old code. #APIDesign #SpringBoot #JavaTips #ayshriv

💡Java tip: Since Java 15 you can write multiline strings more easily with 'Text Blocks'. ✅ Writing JSON content with a text block: String json = """ { "name": "John", "age": 30 } """; ✅ No escape characters ✅ No '+' signs ✅ Easy indentation #JavaTips

💡 Java tip: Starting from Java 11, if you need to repeat n times a specific string, you can use the String method repeat(n). ✅ Example: String result = "$".repeat(10); System.out.println(result); // $$$$$$$$$$ #Java #JavaTips

Say goodbye to complex List to String conversions! 💡 Explore practical Java 8 examples to streamline your code effortlessly. #Programming #JavaTips 📚

🔍 Compare traditional threads vs virtual threads and understand when each shines. #JavaTips

🧠 Proactive debugging beats reactive fixing. Discover how SpotBugs keeps your Java apps clean and stable. #JavaTips

¿Sigues usando if-else como si fuera 2005? 😎 🧠 Conoce el patrón Strategy en Java: encapsula algoritmos, cambia comportamientos en runtime y dile adiós al código spaghetti 🍝 #JavaTips #CleanCode #DesignPatterns 👇

🔍 Dive into the Eclipse OpenJ9 JVM Guide and master tuning, garbage collection, and startup optimization. #JVM #JavaTips

⚙️ Mocking database connections with Mockito allows you to test DAO layers without a live DB. Learn how in this guide! #Mockito #JavaTips

Custom login page in Spring Security? Just override the formLogin() in your security http.formLogin().loginPage("/custom-login"); And don’t forget to permit it: http.authorizeRequests().antMatchers("/custom-login").permitAll(); #JavaTips #springboot #ayshriv