The HackerNoon Newsletter: Why Gemini 3.0 is a Great Builder But Still Needs a Human in the Loop (12/5/2025)

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🪐 What’s happening in tech today, December 5, 2025?

The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Christopher Columbus Became the First European to Set Foot on Hispaniola in 1492, and we present you with these top quality stories. From Why Gemini 3.0 is a Great Builder But Still Needs a Human in the Loop to No Need to Mock All the Time: A Better Way to Test API Resilience in Your Terminal, let’s dive right in.

How to Build Resilient APIs With Resilience4j Circuit Breaker in Spring Boot

By @kshitish [ 6 Min read ] Learn how to make your microservice calls resilient using the Circuit Breaker pattern with Resilience4j and Spring Boot Read More.

No Need to Mock All the Time: A Better Way to Test API Resilience in Your Terminal

By @aragossa [ 2 Min read ] Writing a full mock server just to test a simple retry logic in a script is often overkill. In this tutorial, Ill show you a faster way. Read More.

Why Gemini 3.0 is a Great Builder But Still Needs a Human in the Loop

By @knightbat2040 [ 4 Min read ] Here is the post-mortem on what worked, what failed, and the critical difference between generating code and refactoring systems. Read More.

🧑‍💻 What happened in your world this week?

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We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.See you on Planet Internet! With love, The HackerNoon Team ✌️