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Welcome to Ubuntu 18.04.4 LTS (GNU/Linux 4.15.0-118-generic x86_64)
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/usr/bin/xauth: file /home/bio02/.Xauthority does not exist
bio02@VM-0-6-ubuntu:~$ pwd
/home/bio02
bio02@VM-0-6-ubuntu:~$ mkdir bioinformatics01 #bioinformatics slides
bio02@VM-0-6-ubuntu:~$ mkdir bioinformatics02 #bioinformatics projects
bio02@VM-0-6-ubuntu:~$ mkdir tmp #乱八七糟
bio02@VM-0-6-ubuntu:~$ mkdir src #存放源代码
bio02@VM-0-6-ubuntu:~$ ls
bioinformatics01 bioinformatics02 src tmp
bio02@VM-0-6-ubuntu:~$ rmdir bioinformatics01
bio02@VM-0-6-ubuntu:~$ ls
bioinformatics02 src tmp
bio02@VM-0-6-ubuntu:~$ cd tmp
bio02@VM-0-6-ubuntu:~/tmp$ touch test01.txt
bio02@VM-0-6-ubuntu:~/tmp$ vi test02.txt
bio02@VM-0-6-ubuntu:~/tmp$ cat test02.txt
t02.txt
rm test02.txt
ciik d i want to go skiing withfriends
啊我的妈耶这个好难
#
:x
bio02@VM-0-6-ubuntu:~/tmp$ cd~
Command 'cd~' not found, did you mean:
command 'cde' from deb cde
command 'cdb' from deb tinycdb
command 'cdw' from deb cdw
command 'cdv' from deb codeville
command 'cd5' from deb cd5
command 'cdp' from deb irpas
command 'cdi' from deb cdo
command 'cdo' from deb cdo
Try: apt install <deb name>
bio02@VM-0-6-ubuntu:~/tmp$ cd bioinformatics01
-bash: cd: bioinformatics01: No such file or directory
bio02@VM-0-6-ubuntu:~/tmp$ cd bioinformatics02
-bash: cd: bioinformatics02: No such file or directory
bio02@VM-0-6-ubuntu:~/tmp$ ls
test01.txt test02.txt
bio02@VM-0-6-ubuntu:~/tmp$ cd ~
bio02@VM-0-6-ubuntu:~$ cd tmp
bio02@VM-0-6-ubuntu:~/tmp$ cp test02.txt newtest1.txt
bio02@VM-0-6-ubuntu:~/tmp$ cat newtest1.txt
t02.txt
rm test02.txt
ciik d i want to go skiing withfriends
啊我的妈耶这个好难
#
:x
bio02@VM-0-6-ubuntu:~/tmp$ mv test02.txt bioinformatic02
bio02@VM-0-6-ubuntu:~/tmp$ cd ~
bio02@VM-0-6-ubuntu:~$ cd bioinformatics02
bio02@VM-0-6-ubuntu:~/bioinformatics02$ ls
bio02@VM-0-6-ubuntu:~/bioinformatics02$ cd ~
bio02@VM-0-6-ubuntu:~$ cd tmp
bio02@VM-0-6-ubuntu:~/tmp$ ls
bioinformatic02 newtest1.txt test01.txt
bio02@VM-0-6-ubuntu:~/tmp$ cd bioinformatics02
-bash: cd: bioinformatics02: No such file or directory
bio02@VM-0-6-ubuntu:~/tmp$ mv newtest1.txt ~
bio02@VM-0-6-ubuntu:~/tmp$ cd ~
bio02@VM-0-6-ubuntu:~$ ls
bioinformatics02 newtest1.txt src tmp
bio02@VM-0-6-ubuntu:~$ ^C
bio02@VM-0-6-ubuntu:~$
今天就这样吧需要适应一下系统，其他的思考题明天再说好惹
