摘要：
https://martinfowler.com/articles/injection.html 翻译版本 控制反转容器&依赖注入模式 One of the entertaining things about the enterprise Java world is the huge amount 阅读全文
摘要：
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. Example 1: Example 2: 阅读全文
摘要：
Given a sorted linked list, delete all duplicates such that each element appear only once. Example 1: Example 2: 分析，因为是sorted的list。所以，重复的数字，会是连续的。 只需要 阅读全文