Furthermore, a new and unnamed file will display a new buffer on the title bar. Using these, you can get the text in and out of Nano. This will bring out the usual copy-cut-paste options you see on standard word editors. If you can execute it, you can include it. To do that, you must press the Shift and Right Click button. (read the last line of the file referenced by $LOGFILE, and print the 1st column assuming a default field delimiter) etc etc. Want to include the time of the last entry onto an error log file? Use something like: PS1="`tail -1 $LOGFILE | awk ''` $ " Commands inside back ticks get run and the output substituted, allowing you to include anything, even if there is no built in flag, even for seemingly stupid stuff, whatever you can think of. There's something you can do with PS2 also, but I think that only takes effect if you are root - details are hazy, my Unix is a long time ago and based on Solaris, not Mac OS X, but the fundamentals are the same.Īdditional info: As suggested in other replies, there are built-in flags like \h and \W etc you can use, but you can also use the output of almost any command too, by using the "back ticks" (funny single quotes used in my date example above). Take a look at the following output for examples: Last login: Fri Oct 21 21:59:28 on ttys000ĭans-MacBook-Air:~ stuffe$ PS1="Hello World $" We will need to type the following: mv file1.txt file2.txt. Assuming we are located in the directory, and there is a file called file1.txt, and we want to change the name to file2.txt. If we want to rename a file, we can do it like this: mv oldnamefile1 newnamefile1. profile script depending on what shell you use. Rename File on Linux Using the mv Command. You can set this variable to whatever you want, either temporarily or more permanently with a. This is controlled by the shell variable $PS1
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