CS61C learn 5 great idea in computer architecture to enable high performance programming
- Abstraction
- Moore’s law
- principle of locality/memory hierarchy
- parallelism
- dependability via redundancy
一些ssh命令
建立一个空文件
$ touch filename创建带有引号里的内容的文件
$ echo "Your contents herem inside quotes" > filename查看文件内容
$ cat filename
