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More than just a cup of coffee, Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

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SpEL basics

SpEL basics

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6 min read
I Built My Own Fail-Fast HashMap — Here's Why a Boolean Flag Wasn't Enough

I Built My Own Fail-Fast HashMap — Here's Why a Boolean Flag Wasn't Enough

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5 min read
Mastering the Adapter Pattern in Java: Bridging Modern Architectures and Legacy Systems

Mastering the Adapter Pattern in Java: Bridging Modern Architectures and Legacy Systems

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8 min read
Week 11 of #100DaysOfCode: Learning and Building Microservices with Spring Boot

Week 11 of #100DaysOfCode: Learning and Building Microservices with Spring Boot

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5 min read
Transaction isolation levels — what Spring controls

Transaction isolation levels — what Spring controls

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7 min read
Hello, DEV! I'm a Game Backend Engineer

Hello, DEV! I'm a Game Backend Engineer

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1 min read
Java on Cloudflare Workers

Java on Cloudflare Workers

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15 min read
Day 3 of #100DaysOfCode: Released SpawnArchitect, a Minecraft Plugin with 100 Animated Spawn Templates

Day 3 of #100DaysOfCode: Released SpawnArchitect, a Minecraft Plugin with 100 Animated Spawn Templates

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1 min read
Vaadin: Building Modern Web UIs with Pure Java (2026-08-31 00:00)

Vaadin: Building Modern Web UIs with Pure Java (2026-08-31 00:00)

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3 min read
Transaction propagation (REQUIRED / REQUIRES_NEW / NESTED ...) (Part 2 of 2)

Transaction propagation (REQUIRED / REQUIRES_NEW / NESTED ...) (Part 2 of 2)

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7 min read
JavaDoc WTF 4MB of Fonts JDK 23+

JavaDoc WTF 4MB of Fonts JDK 23+

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1 min read
I Built an AI Meeting Summarizer with Spring AI — Here's How (and Why)

I Built an AI Meeting Summarizer with Spring AI — Here's How (and Why)

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4 min read
What may degrade, and what must fail fast

What may degrade, and what must fail fast

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5 min read
I Built a Small API Gateway With Real Production Problems — On Purpose

I Built a Small API Gateway With Real Production Problems — On Purpose

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11 min read
Transaction propagation (REQUIRED / REQUIRES_NEW / NESTED ...) (Part 1 of 2)

Transaction propagation (REQUIRED / REQUIRES_NEW / NESTED ...) (Part 1 of 2)

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6 min read
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