摘要:
"基础知识" "对象的共享" "基础构建模块" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3" "主题字号3 阅读全文
摘要:
less, but is more. "创建和销毁对象" "避免创建不必要对象" "消除过期的对象引用" "使可变性最小" "泛型" "用标记接口定义类型" "检查参数有效性" "返回零长度的数组或集合,而不是null" "需要精确答案时,避免使用float和double" "接口优先于反射机制" 阅读全文