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Core java

  • java programs Number
    25 December

    Find automorphic number in java

    Learn about how to find automorphic number in java using different methods

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  • java programs Number
    25 December

    Find nth prime number in java

    Learn about how to find nth prime number in java.

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  • Error
    25 December

    [Fixed] Invalid method declaration; return type required

    Learn about how to fix Invalid method declaration; return type required in java.

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  • Basic java programs String
    24 December

    How to capitalize first letter in java

    Learn about how to capitalize first letter in java.

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  • Error
    23 December

    [Fixed] Error: Identifier expected in java

    Learn about how to fix error Identifier expected in java in multiple ways.

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  • Error
    22 December

    [Fixed] bad operand types for binary operator in java

    Learn about how to resolve bad operand types for binary operator in java.

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  • Java Date
    22 December

    How to add days to date in java

    Learn about how to add days to Date using Calendar and LocalDate in java.

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  • Java Path
    07 December

    How to set java path in windows 10

    In this post, we will see about how to set java path in windows 10 using cmd. To set java path, you need to first understand about JAVA_HOME and how to set JAVA_HOME in windows 10. Let’s first understand about JAVA_HOME and then we will see how to set JAVA_HOME in windows 10. What is […]

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  • String
    06 December

    Difference between replace() and replaceAll() in java

    In this post, we will see difference between String’s replace() and replaceAll() methods in java. String’s replace() and replaceAll() both replace all occurences in the String. String’s replace() takes either two chars or two CharSequences as arguments and it will replace all occurrences of char or String but replaceAll() method takes regex String as argument […]

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