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Java Easy · Lesson 2

HashMap

Key-value maps.

Lessons · Java Easy · Lesson 2 of 10

HashMap

Key-value maps.

Illustration for the Java course — Key-value maps.

The rest of the course

Lesson 1 is on the house.

The rest of this course opens with the paper (A$5 a month), the Daily (free forever — email), or a Lessons donate — pay what you can. A$5 or more includes a month of the Reader desk.

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Lesson 1 Lesson 3

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HashMap · Java Easy — The Gold Standard