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I am what I am. From zero to hero.
Tuesday, 25 September 2012
sed 去掉windows下的回车符
用 sed 去掉 去掉windows下的回车符
(注意^M 在linux 下写法 按^M 是回车换行符,输入方法是按住CTRL+v,松开v,按m)
sed -i 's/^M//g' df.txt
word swith field
Switch field codes [Alt]+[F9]
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