@amahock
Sharing what I learn, as I learn it
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Jun 28, 2025 · 3 min read · 🗺️ Java Map Hierarchy – HashMap, TreeMap, LinkedHashMap Explained ✨ Introduction In Java, the Map interface is part of the Java Collections Framework, but unlike List, Set, and Queue, it doesn’t extend the Collection interface. The Map stores key-va...
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Jun 27, 2025 · 5 min read · Part 1: Understanding Performance with Big O Notation Before we dive into what the data structures are, we must understand how to measure them. Big O notation is the language we use to describe the efficiency of an algorithm as the input size (n) gro...
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Jun 26, 2025 · 3 min read · Java Collection Framework — Master the Basics 🧠 Overview The Java Collection Framework (JCF) is a unified architecture for representing and manipulating collections. It provides ready-to-use classes and interfaces to handle groups of objects efficie...
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