All Categories - Blog of Vincent VAUBAN
November 2, 2025 ·
🔸 TLDR - When you deal with money 💶, counters 🔄, IDs 🔖, or anything that must be 100% accurate...
November 2, 2025 ·
🔸 TLDR Using Java Streams (filter, map, collect, etc.) makes your code shorter, more readable,...
November 2, 2025 ·
TL;DR 🧠 REST is not always the best fit. ▪️ Need low-latency calls between services? → RPC ...
November 2, 2025 ·
☕🎓 JAVA 21 OCP — TEST YOURSELF (3 QUESTIONS IN THE CAROUSEL) 🚀 🔸 WHY JAVA CERTIFICATION IS A...
November 2, 2025 ·
🌊🚀 RIDE THE WAVE EARLY. In tech, timing matters as much as skill. The people who lean in early...
I’m curious what you actually run in production—vote in the poll and tell us why in the comments ...
November 2, 2025 ·
TLDR 💡 Keep your constructor minimal: only assign the required fields. For anything non...
October 29, 2025 ·
Here we are—mid-Hacktoberfest 2025! 🎃🍂 Whether you’re shipping your first PR or mentoring...
October 26, 2025 ·
TL;DR: Different apps need different GCs. Start with G1, go ZGC/Shenandoah for ultra-low pauses,...
October 26, 2025 ·
It’s Friday crosswords time! A tiny puzzle to help you better remember core Java time APIs — and...
October 26, 2025 ·
🔸 TL;DR ▪️ Data Clumps = the same group of fields (e.g., street, city, zip, or startDate,...
October 25, 2025 ·
Your learning drop for cleaner APIs and safer code. Below are 7 field-tested habits (with tiny...
October 25, 2025 ·
Design a method to find how many times a given word appears in an article. Below is a clean,...
🔸 WHY SPRING CERTIFICATION IS A GREAT ASSET TODAY ▪️ Validates real-world, production-ready...
October 25, 2025 ·
🔸 TL;DR ▪️ Indent consistently, name things clearly, comment why (not what), don’t keep dead...
October 25, 2025 ·
🔸 TL;DR REST maturity grows from one RPC-style endpoint ➜ named resources ➜ proper HTTP methods...
October 25, 2025 ·
🔸 TL;DR Distroless images strip out shells and package managers, leaving only your app and its...
October 25, 2025 ·
☕🎓 JAVA 21 OCP — TEST YOURSELF (3 QUESTIONS IN THE CAROUSEL) 🚀 🔸 WHY JAVA CERTIFICATION IS A...
October 25, 2025 ·
If you need a comment to explain a chunk of logic inside a method, that logic probably deserves...
October 19, 2025 ·
I’m working on a Data/AI team in my current engagement, and we often discuss how tech stacks...
