240 私信
这个人很懒,暂无签名信息
0

linux系统开机出现Read-only file system问题

  公司研发嵌入式产品,之前没有意识到非正常关机会出现什么问题,今天发现一个BBB板出现了Read-only file system的问题,基本就是不能对其操作了,连关机都提示:-sh: /sbin/shutdown: Input/output error,在网上找了很多办法,mount、fsck 貌似都不行,现在断电又加电就没有问题了,也可能是之前输的那些mount、fsck命令的原因,还在找解...

0

Design Patterns -- Flyweight

The intent of Flyweight is to use sharing to support large numbers of fine-grained objects efficiently. see pic:   A preliminary step in applying the Flyweight pattern is to extract the immutable par...

个人介绍
暂无介绍