Explore Kotlin.Collections API
summary
Shows practical Kotlin code replacing manual loops with standard library collection functions such as map, filter, fold and utilities like let and apply to build pipelines for grouping, transforming, and aggregating data. Compares these Kotlin snippets to equivalent Java-style code, measures readability, highlights pitfalls around mutation and nullability, and demonstrates working, compilable examples so benefits are visible.
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chapters (5)
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