current default directory

基本解釋

The default is the current directory.
缺省值是當(dāng)前目錄。
The compiler uses the current working directory (.) as the default classpath.
編譯器總是將當(dāng)前工作目錄 (.)
The AFU saves flash contents from controller 0 to a UFI file in the current default drive and directory.
AFU 將控制器0 中的快擦寫內(nèi)容保存到當(dāng)前默認(rèn)驅(qū)動(dòng)器和目錄內(nèi)的UFI 文件。

Because I know this program was saved by default into my current folder, my current directory, so dot slash means run the program called a.out that's right here in my current directory not in, like, a out my applications folder or somewhere else.
程序默認(rèn)保存在,當(dāng)前目錄下的文件夾，/意味著運(yùn)行這個(gè)名為“a，out“的文件,是我當(dāng)前目錄下的文件，而不是應(yīng)用程序文件夾或其他別的地方的。
哈佛公開課 - 計(jì)算機(jī)科學(xué)課程節(jié)選