null device 中文意思是什麼
null device
解釋
空設備-
The device provides extreme sensitivity through a small range around the null point.
此裝置在零點附近很小一段范圍內具有極高的靈敏度。 -
The signal generator null sensitivity affects the accuracy and resolution of measurement because the gyro is an integrating device.
因為陀螺是一種積分裝置,所以信號發生器的零位靈敏度影響測量精度和測量分辨度。 -
I pumped the contents of a large file, db2esev8. 2. tar, to dev null a virtual device that acts like a black hole, essentially discarding all writes
我將一個大文件db2esev8 . 2 . tar中的內容提取到/ dev / null (充當類似黑洞角色的虛設備,實質上是要摒棄所有的寫操作) 。 -
Data obtained from an object with a null target device, such as most metafiles, is independent of the target device
從具有空目標設備的對象中獲取的數據(例如多數圖元文件)與目標設備無關。 -
Null device no file created
空設備(不創建任何文件) -
Selpg writes pages 10 to 20 to its stdout, which is redirected to " output file " ; whatever selpg writes to stderr is redirected to dev null, the null device, which means that error messages are thrown away
Selpg將第10頁到第20頁寫至標準輸出,標準輸出被重定向至「 output _ file 」 ; selpg寫至標準錯誤的所有內容都被重定向至/ dev / null (空設備) ,這意味著錯誤消息被丟棄了。 -
The device dev null discards all output written to it, and when read from, returns an eof immediately
設備文件/ dev / null廢棄所有寫至它的輸出,當從該設備文件讀取時,會立即返回eof 。
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