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Thread-Safe Alternatives to HashSet in Java: SynchronizedSet and CopyOnWriteArraySet
In Java, HashSet is not thread-safe by default. This means that if multiple threads attempt to modify a HashSet concurrently, unexpected behavior or data corruption can occur. HashSet…
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Java: Hashtable vs. HashSet
Java: Hashtable vs. HashSet In Java, Hashtable and HashSet are both part of the java.util package and are used to store collections of data. However, they have different…
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Understanding SOLID Principles: Building Better Object-Oriented Software
The SOLID principles are a set of design guidelines in object-oriented programming that aim to make software systems more understandable, flexible, and maintainable. The acronym stands for five…
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Understanding Big O Notation and Reducing O(n²) Complexity
In algorithm design, Big O notation is a mathematical way to describe an algorithm’s efficiency in terms of time (or space) required relative to the input size. It’s…
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Java: Thread start() vs. run()
In Java, the difference between start() and run() in threading is crucial for creating and managing concurrent processes correctly. start() The start() method is used to begin the…
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Java: Volatile
The volatile keyword is used with variables that can be modified by multiple threads. Declaring a variable as volatile ensures that any change to it is immediately visible…
