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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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Four Bugs Stood Between Me amd "Sign in with Google"

Four Bugs Stood Between Me amd "Sign in with Google"

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4 min read
Implement strStr() (Find the Index of the First Occurrence in a String) | Rabin-Karp

Implement strStr() (Find the Index of the First Occurrence in a String) | Rabin-Karp

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3 min read
Getting Started with Solon 4.0: A Modern Java Framework That Puts Performance First

Getting Started with Solon 4.0: A Modern Java Framework That Puts Performance First

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5 min read
How to Reduce LLM Costs in Spring AI 2.0: 10 Practical Controls

How to Reduce LLM Costs in Spring AI 2.0: 10 Practical Controls

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3 min read
How I Tamed Legacy Docker (v1.29) for Multi-Stage Microservice Builds

How I Tamed Legacy Docker (v1.29) for Multi-Stage Microservice Builds

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2 min read
Part 1: Understanding Package, Import, and Class Declarations

Part 1: Understanding Package, Import, and Class Declarations

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5 min read
Java LLD: Designing Snakes and Ladders with O(1) Move Resolution

Java LLD: Designing Snakes and Ladders with O(1) Move Resolution

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2 min read
Part 2 — Static Import in Java

Part 2 — Static Import in Java

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4 min read
Debugging a Redis Connection That Wasn't Actually Broken

Debugging a Redis Connection That Wasn't Actually Broken

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4 min read
Part 2: Labeled `break`, Labeled `continue`, and `continue` in `do-while`

Part 2: Labeled `break`, Labeled `continue`, and `continue` in `do-while`

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4 min read
Part 1: `break` and `continue`

Part 1: `break` and `continue`

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4 min read
Next Smaller Element

Next Smaller Element

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2 min read
Design a LFU ( Least Frequently Used ) Cache

Design a LFU ( Least Frequently Used ) Cache

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1 min read
LRU Cache | HashMap + Doubly Linked List

LRU Cache | HashMap + Doubly Linked List

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1 min read
Production-Ready JWT Authentication with Spring Boot 4

Production-Ready JWT Authentication with Spring Boot 4

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27 min read
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