I am looking to create a cron job that opens a directory loops through all the logs i have created and deletes all lines but keep the last 500 for example. I was thinking of something along the lines ...

How do I get the last non-empty line using tail under Bash shell? For example, my_file.txt looks like this: hello hola bonjour (empty line) (empty line) Obviously, if I do tail -n 1 ...

I found tail2win but it is a paid product. Are there any good freeware or shareware out there?

I ve got a bunch of binary files, each containing an embedded string near the end of the file but at different places (only occurs once in each file). I need to extract the part of the file starting ...

I m trying to figure out how to continuously read a file and once there is a new line added, output the line. I m doing this using a sleep thread however it just seems to blow through the whole file ...

可复制:

I have the following. A Java process writing logs to the stdout A shell script starting the Java process Another shell script which executes the previous one and redirects the log I check the log ...

I have a problem with a function that should only return the tail of a list. The functions is myTail and should give a useable result, even if the input is an empty list. I want to understand all 3 ...