HashMap

Java HashMap entrySpliterator() Method

The HashMap.entrySpliterator() method in Java is used to create a Spliterator over the entries contained in the HashMap. Table of Contents Introduction entrySpliterator Method Syntax Examples Using entrySpliterator to Iterate Over Entries Real-World Use Case: Parallel Processing of Entries Conclusion Introduction The HashMap.entrySpliterator() method is a member of the HashMap class in Java. It provides …

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Java HashMap keySpliterator() Method

The HashMap.keySpliterator() method in Java is used to create a Spliterator over the keys contained in the HashMap. Table of Contents Introduction keySpliterator Method Syntax Examples Using keySpliterator to Iterate Over Keys Real-World Use Case: Parallel Processing of Keys Conclusion Introduction The HashMap.keySpliterator() method is a member of the HashMap class in Java. It provides …

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Java HashMap valueSpliterator() Method

The HashMap.valueSpliterator() method in Java is used to create a Spliterator over the values contained in the HashMap. Table of Contents Introduction valueSpliterator Method Syntax Examples Using valueSpliterator to Iterate Over Values Real-World Use Case: Parallel Processing of Values Conclusion Introduction The HashMap.valueSpliterator() method is a member of the HashMap class in Java. It provides …

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Java HashMap putIfAbsent() Method

The HashMap.putIfAbsent() method in Java is used to insert a key-value pair into the HashMap only if the specified key is not already associated with a value. Table of Contents Introduction putIfAbsent Method Syntax Examples Inserting Entries if Absent Real-World Use Case: Adding New Employee Records Conclusion Introduction The HashMap.putIfAbsent() method is a member of …

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Java HashMap getOrDefault() Method

The HashMap.getOrDefault() method in Java is used to return the value to which the specified key is mapped, or the default value if the map contains no mapping for the key. Table of Contents Introduction getOrDefault Method Syntax Examples Retrieving Values with a Default Real-World Use Case: Handling Missing Employee Records Conclusion Introduction The HashMap.getOrDefault() …

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Java HashMap containsValue() Method

The HashMap.containsValue() method in Java is used to check if a specific value is present in a HashMap. Table of Contents Introduction containsValue Method Syntax Examples Checking for the Presence of Values in a HashMap Real-World Use Case: Verifying Employee Names Conclusion Introduction The HashMap.containsValue() method is a member of the HashMap class in Java. …

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