To use the partitioningBy Collector, you have to pass the Collectors.partitioningBy in the collect() method of Stream API.
Tag:
collection
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most asked interview question, Comparable vs Comparator. Both beginners and experienced persons get this question in their interviews
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Stream API’s groupingBy is similar to GROUP BY of SQL since it groups and collects the objects based on given condition or value.
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how you can iterate over a List, be it ArrayList, LinkedList or any other. Basic loop to iteration to Stream API. And also, figure out which one is best suitable for our code.
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An interview cant be complete without this question. HashMap working contains most of the concept we used in our codes. It need hashcode and equals.
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The Stream API, included in Java 8, is utilised for processing collections of objects. Stream API can make your code more simple, efficient, and readable.