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  • Bill Levien thinks this is interesting:

FIFOsSemantically, a FIFO is similar to a pipe. The principal difference is that a FIFO has a name within the file system and is opened in the same way as a regular file. This allows a FIFO to be used for communication between unrelated processes (e.g., a client and server).

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Cover of The Linux Programming Interface

Note

linux send/recieve commands to an running script from a separate terminal #pianobar