Why We Use Static Class in Java? In Java, static is a keyword that can be used with variables, classes, blocks, and…
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Static Array in Java In Java, array is the most important data structure that contains elements of the same type. It stores…
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What is constructor chaining in Java? In Java, constructor chaining is a sequence of invoking constructors upon initializing an object. It is…
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Non-primitive data types in Java Data types define the type of data that is stored in the variable. The type specifies the…
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Java Program to Count the Occurrences of Each Character In this section, we will discuss how to count the frequency of characters…
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How to avoid null pointer exception in Java? Null Pointer Exception is a kind of run time exception that is thrown when…
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Hashing Techniques in Java The hash function is a key-value mapping function. When two or more keys are mapped to the same…
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How to Capitalize the First Letter of a String in Java? In programming, most of the time we have to deal with…
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Identifiers in Java Identifiers in Java are symbolic names used for identification. They can be a class name, variable name, method name,…
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Java Font In Java, Font is a class that belongs to the java.awt package. It implements the Serializable interface. FontUIResource is the…