1 00:00:00,800 --> 00:00:07,100 ‫Here's the tale command, and it compliments the head command, as you might imagine, so it'll display 2 00:00:07,100 --> 00:00:09,410 ‫data from the end of the file. 3 00:00:10,160 --> 00:00:17,120 ‫It'll write results to standard output and by default, tail returns the last 10 lines of each file 4 00:00:17,120 --> 00:00:18,380 ‫that it is given. 5 00:00:19,590 --> 00:00:26,070 ‫It may also be used to follow a file in real time and watch as new lines are written to it. 6 00:00:27,230 --> 00:00:32,750 ‫So to watch a file for changes with a tale command just past the Dash RF option. 7 00:00:34,130 --> 00:00:39,830 ‫This will show the last 10 lines of a file and will update when new lines are added. 8 00:00:41,610 --> 00:00:44,100 ‫Hey, what about going to Kelly? 9 00:00:45,610 --> 00:00:51,520 ‫All right, so here we are under these flash user shares, flash and Maps Flash Scripts folder. 10 00:00:52,710 --> 00:00:56,850 ‫And let's just run any fire with a tail command to see the end of the file. 11 00:01:05,330 --> 00:01:11,960 ‫OK, so if we specify the number, for example, 40, we see the last 40 lines of the fire. 12 00:01:18,850 --> 00:01:22,030 ‫Now, let's follow a file in real time with Dash chef parameter. 13 00:01:23,230 --> 00:01:25,690 ‫And see how it repeats every two seconds. 14 00:01:30,230 --> 00:01:32,980 ‫It's very handy to watch the log files that change regularly. 15 00:01:34,670 --> 00:01:38,180 ‫And let's quit out of that by pressing control and see.