thank you so much. the way I figure it 'apt-get' is the command I'm expanding. But the command must be 'apt-get update, and 'apt-get upgrade'. :-)~MIKE~(-: On Tue, Dec 23, 2014 at 12:03 AM, Kevin Fries wrote: > Michael, > > As Matt said, braces expand into the same command, they are not used for > multiple commands. FOR is used for multiple commands. While this is much > more work in my opinion, this would also work... provided that there is no > error. > > $ for cmd in update upgrade; do sudo apt-get ${cmd}; done > > This runs the two command in serial regardless of the results of either > command. My original answer did not run the second command if the first > command failed. > > Kevin > On Dec 22, 2014 11:55 PM, "Michael Havens" wrote: > >> thank you Matt and Kevin. I was looking for a way to combine the two >> commands with the curly brackets. >> >> :-)~MIKE~(-: >> >> On Mon, Dec 22, 2014 at 11:36 PM, Matt Birkholz > > wrote: >> >>> > From: Michael Havens >>> > Date: Mon, 22 Dec 2014 15:46:23 -0700 >>> > >>> > I was thinking, I could type in 'sudo apt-get update;sudo apt-get >>> > upgrade' but what would be a more efficient way? >>> > >>> > [...] >>> > >>> > sudo apt-get {update, upgrade} >>> > E: Invalid operation {update, >>> > >>> > This is interesting: when I typed in 'sudo {apt-get {update; >>> upgrade}}' it >>> > didn't give me an error for '{update' >>> > >>> > So does anyone know what I'm talking about and how to do it? >>> >>> Brace expansion is performed on a command. A semicolon separates >>> commands. Your command line >>> >>> sudo {apt-get {update; upgrade}} >>> >>> is interpreted as two commands: >>> >>> sudo {apt-get {update >>> upgrade}} >>> >>> So sudo complains about a strange command name "{apt-get", the >>> argument "{update" passes without comment, and the shell complains >>> about the command name "upgrade}}". >>> >>> You cannot stick an unescaped semicolon inside braces. >>> >>> Most efficient? Stick this in ~/.bashrc >>> >>> alias do-it='sudo sh -c "apt-get update; apt-get upgrade"' >>> >>> so you can say just >>> >>> do-it >>> >>> ? >>> --------------------------------------------------- >>> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >>> To subscribe, unsubscribe, or to change your mail settings: >>> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >>> >> >> >> --------------------------------------------------- >> PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org >> To subscribe, unsubscribe, or to change your mail settings: >> http://lists.phxlinux.org/mailman/listinfo/plug-discuss >> > > --------------------------------------------------- > PLUG-discuss mailing list - PLUG-discuss@lists.phxlinux.org > To subscribe, unsubscribe, or to change your mail settings: > http://lists.phxlinux.org/mailman/listinfo/plug-discuss >