richard1230Learning Effective java-item23Each generic type defines a raw typeJul 20, 2020Jul 20, 2020
richard1230Learning Effective java-item27Static tool method is particularly suitable for genericizationJul 5, 2020Jul 5, 2020
richard1230use bounded wildcard type to increase API flexibilityuse bounded wildcard type to increase API flexibilityJun 27, 2020Jun 27, 2020
richard1230Learning Effective java-item1I write the learning process of effective java(2rd);Mar 2, 2020Mar 2, 2020