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51 changes: 51 additions & 0 deletions 160801130 赵泽伟
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作业1:
①touch message.txt
mv message.txt workbench

②cp workbench/message.txt ~

③sudo apt install rsync
mkdir empty
mkdir test
mv ~/message.txt test
mv ~/workbench/message.txt test
rsync --delete-before -d empty/ test/
rmdir empty
rmdir test



作业2:
① mkdir workbench

②touch workbench/readme.txt

③echo -e "1\n2\n3" > workbench/readme.txt

④cat workbench/readme.txt

⑤touch workbench/list.txt
ls -al > workbench/list.txt

⑥wc m workbench/list.txt


作业3:
① man ls
根据命令结果可以看到 human-readable output 的标记是 -h

② man man

③在命令行输入cal 按两次TAB键查看相关命令
查看calendar命令使用方法: man calendar



作业4:
①find . -name "*.png"

②rm -rf .*.png

③假设数据存为txt文件 照片存为png文件 共同存放于test文件夹下
mv test/*.txt data
mv test/*.png photo
51 changes: 51 additions & 0 deletions 新建文本文档.txt
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��ҵ1��
��touch message.txt
mv message.txt workbench

��cp workbench/message.txt ~

��sudo apt install rsync
mkdir empty
mkdir test
mv ~/message.txt test
mv ~/workbench/message.txt test
rsync --delete-before -d empty/ test/
rmdir empty
rmdir test



��ҵ2��
�� mkdir workbench

��touch workbench/readme.txt

��echo -e "1\n2\n3" > workbench/readme.txt

��cat workbench/readme.txt

��touch workbench/list.txt
ls -al > workbench/list.txt

��wc m workbench/list.txt


��ҵ3��
�� man ls
�������������Կ��� human-readable output �ı���� -h

�� man man

��������������cal ������TAB���鿴�������
�鿴calendar����ʹ�÷����� man calendar



��ҵ4��
��find . -name "*.png"

��rm -rf .*.png

�ۼ������ݴ�Ϊtxt�ļ� ��Ƭ��Ϊpng�ļ� ��ͬ�����test�ļ�����
mv test/*.txt data
mv test/*.png photo