change directory

基本解釋

Create a temporary directory for the installation files, and change directory (cd) into it
爲(wèi)安裝文件創(chuàng)建一個(gè)臨時(shí)目錄，竝切換到（ cd ）那個(gè)目錄
Change directory up one level, and create a bare Git repository by cloning the project that you just created for your Web content
更改到上一級(jí)目錄，通過複制剛剛爲(wèi) Web 內(nèi)容創(chuàng)建的項(xiàng)目創(chuàng)建一個(gè)裸 Git 存儲(chǔ)庫(kù)
The -C option forces the receiving tar to change directory to stuff (in your remote home directory) before it begins any processing.
C 選項(xiàng)強(qiáng)迫接收方的 tar 在開始進(jìn)行任何処理之前，將目錄更改到 stuff（在遠(yuǎn)程 home 目錄中）。