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I Found Codemia.io, Leetcode for System Design Interview, and It’s Awesome
I Found Codemia.io, Leetcode for System Design Interview, and It’s Awesome
A great place to practice System Design interview problems and Object Oriented Design problems
javinpaul
Apr 29
Creating a JAR from a Maven Project and Reusing It in Another Maven Project
Creating a JAR from a Maven Project and Reusing It in Another Maven Project
Packaging Java code as a JAR (Java Archive) and reusing it across projects is a core strength of Maven’s dependency management. In this…
Deep Shah
Apr 29
Why You Should Use var in Java (And When You Shouldn’t)
Why You Should Use var in Java (And When You Shouldn’t)
When Java 10 introduced var, many developers had the same initial reaction: "Wait, are we becoming JavaScript now?"
Daily Debug
Apr 28
Custom Annotations in Spring Boot: The Ultimate Guide for Developers and Interviewees.🚀👨💻
Custom Annotations in Spring Boot: The Ultimate Guide for Developers and Interviewees.🚀👨💻
Ever wished you could create your own Spring Boot magic spell? 🧙♂️✨ Well, good news — you can, with custom annotations!
Shubham Vartak
Apr 28
Recommended
The 2025 Java Developer RoadMap (with Resources)
The 2025 Java Developer RoadMap (with Resources)
An illustrated guide to becoming a Java Developer in 2024 with links to relevant courses
javinpaul
Jun 5, 2021
Trending
How I Optimized a Spring Boot Application to Handle 1M Requests/Second 🚀
How I Optimized a Spring Boot Application to Handle 1M Requests/Second 🚀
Discover the exact techniques I used to scale a Spring Boot application from handling 50K to 1M requests per second. I’ll share the…
Mohit Bajaj
Mar 2
Data Structures & Algorithms Cheat Sheet for Tech Interviews (with Resources)
Data Structures & Algorithms Cheat Sheet for Tech Interviews (with Resources)
Essential Data Structures, Algorithms, and Coding Patterns to crack your next Coding interviews
javinpaul
Apr 10
Stop Messing Up Your API Versions!
Stop Messing Up Your API Versions!
If you’re using /v1/products and /v2/products, this article is for you
Sivaram Rasathurai
Feb 8
Lombok vs Java Records: Which One Will Win the Future?
Lombok vs Java Records: Which One Will Win the Future?
🔒 This is a Medium member-only article. If you’re not a Medium member, you can read the full article for free on my blog: Lombok vs Java…
Ramesh Fadatare
Apr 7
5 Best Udemy Courses for AWS Developer Associate Exam (DVA-C02) in 2025 (with Practice Tests)
5 Best Udemy Courses for AWS Developer Associate Exam (DVA-C02) in 2025 (with Practice Tests)
My favorite Udemy courses to prepare for AWS Developer Associate certification exam (DVA-C02) in 2025
javinpaul
Apr 6
What Happened to RestTemplate? The Rise of WebClient and OkHttpClient
What Happened to RestTemplate? The Rise of WebClient and OkHttpClient
For years, RestTemplate was the hero of Java applications when it came to making HTTP requests. It was simple, reliable, and widely used…
Rasathurai Karan
Feb 20
5 Best Udemy Courses to Pass AWS Certified Cloud Practitioner Exam (CLF-C02) in 2025
5 Best Udemy Courses to Pass AWS Certified Cloud Practitioner Exam (CLF-C02) in 2025
These are the best Udemy courses you can join in 2025 to prepare for AWS Certified Cloud Practitioner Exam — CLF C02
javinpaul
Apr 1
⚔️ Spring Boot vs. Micronaut in 2025 — The Complete, Actionable Guide
⚔️ Spring Boot vs. Micronaut in 2025 — The Complete, Actionable Guide
In‑depth, side‑by‑side comparisons, migration tips, benchmark results, and real‑world case studies to pick the right framework in 2025.
Gopi C K
Apr 19
Java Developer Skills Checklist 2025
Java Developer Skills Checklist 2025
Explore the Must-Have Java Tech Stack That Makes You Stand Out
Madhan Kumar
Apr 20
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