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I am having a problem. I want to read a file, just like when using cat, but I want to keep waiting for a new line instead of quitting when it reaches the end of the file. Or if anyone has any better idea of how to print out all the content of a logfile to stdout as the new entries in the logfile appear.
Have a look at man tail - it should do what you want. For example, the following will open a log file and leave the output waiting for new lines from the log:
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