You are correct. I misunderstood the previous suggestion thinking that action clearing the directory and log file required operator action rather than being done by the script. My discussion on your group caused me to check the properties of the logging software that was provided me by the monitorin...

You're right. I didn't read that clearly. If I don't come up with a straight forward answer, it might make a good work-around. One thought, the logging program starts out by writing column headers. I don't know the coding and it might rely on the spacing of those to format the subsequent writes. I m...

OH, I need help alright. There's got to be some way to quickly select that newest line of data. If I brainstorm it enough publicly, maybe someone will come up with it.

Thanks again, Jim

That would work except that I will have the tablet computer mounted on my instrument panel, keyboard folded under and be flying my airplane. I will be scanning six cylinder heads temps, six exhaust gas temps, RPM, oil temperature, oil pressure, fuel pressure, and more bar charts which show the value...

You have hit on my concerns. I do not know the size of the file, but I am sure it will quickly become quite large. The manufacturer of the actual instrument recording the data supplied the logging software, and I have so far been unable to run the monitor. I am connecting it to a HP tablet computer ...

I have a program that in real time monitors my aircraft engine and constantly logs many parameters of performance in a text file. The file quickly becomes large. I want to retrive the latest (last entry) to constantly graph these parameters in real time. I need a script to accomplish this data retri...