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Java

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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Understanding Java Constructors and Inheritance Through Simple Real-World Analogies

Understanding Java Constructors and Inheritance Through Simple Real-World Analogies

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4 min read
OAuth2 Login with JWT and Refresh Tokens in Spring Boot — The Setup You'll Rebuild Every Time

OAuth2 Login with JWT and Refresh Tokens in Spring Boot — The Setup You'll Rebuild Every Time

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4 min read
Conditional Statements in Javascript

Conditional Statements in Javascript

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3 min read
HashMap Internal Working Explained with Examples

HashMap Internal Working Explained with Examples

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4 min read
Idempotency Keys in Spring Boot: Make POST Safe Against Retries

Idempotency Keys in Spring Boot: Make POST Safe Against Retries

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6 min read
When Two Containers on the Same Host Are Shouting Through a Load Balancer

When Two Containers on the Same Host Are Shouting Through a Load Balancer

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26 min read
Stop Paying a Streaming Bus to Carry Bytes That Live for Ninety Seconds

Stop Paying a Streaming Bus to Carry Bytes That Live for Ninety Seconds

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27 min read
A Guide to Stop Breaking Merges: Unifying Postman and REST Assured in Spring Boot

A Guide to Stop Breaking Merges: Unifying Postman and REST Assured in Spring Boot

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5 min read
Spring Security Filter Chain: A Deep Dive for Java Backend Engineers

Spring Security Filter Chain: A Deep Dive for Java Backend Engineers

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8 min read
Find the Repeating and Missing Number

Find the Repeating and Missing Number

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2 min read
File Handling in Java

File Handling in Java

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3 min read
JDK 26 Pitfalls: Why CPU-Bound Tasks are Killing Your Virtual Threads

JDK 26 Pitfalls: Why CPU-Bound Tasks are Killing Your Virtual Threads

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2 min read
Apache Tomcat End of Life: Tomcat 9 is EOL — Migration Guide to Tomcat 10/11

Apache Tomcat End of Life: Tomcat 9 is EOL — Migration Guide to Tomcat 10/11

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3 min read
What's the difference IoC and Dependency Injection?

What's the difference IoC and Dependency Injection?

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3 min read
We Trusted Auto-Ack. The Queue Agreed. Our Costs Didn't.

We Trusted Auto-Ack. The Queue Agreed. Our Costs Didn't.

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2 min read
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