Wednesday, August 19, 2009

Backup data by tar-pipe


tar cvf - [dir1] | (cd [dir2]; tar xvf -)
tar cvf - [dir1] | tar xvf - -C [dir2]

其中 "-"表示standard input or standard output

以上意思ㄧ樣:將dir1的資料備份到dir2

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