Category: Lessons

  • int

    In Java, an int is used to store whole numbers (numbers without decimals). An int: Examples Integer types in Java Java has four integer primitive…

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  • boolean

    A boolean is a primitive data type in Java that can hold only two values: Booleans are mainly used to: Declaring a boolean You create…

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  • long

    In Java, a long is a primitive data type that is used to store whole numbers, which can be either positive or negative. It has…

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This site builds beginner confidence through fundamental coding concepts and regular practice. Java is the primary language, but the techniques apply across all programming languages.

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