[摘要] You are climbing a stair case. It takesnsteps to reach to the top.Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb[全文]
[摘要] 原文为：Java 101: The next generation: The essential Java language features tour, Part 2 Programming with typesafe enums and annotations in Java 5Annotati[全文]
[摘要] 我的环境：Virtualbox 4.3.10 r93012操作系统：win7问题：Virtualbox在使用拷贝的虚拟盘时会提示uuid冲突：Because a hard disk with uuid ‘’ already exists.按照网上的说法，运行VBoxManage修改uuid报...[全文]
