Why do all the sudo? [was Re: Software updater no longer functional]

[Charles IRONS]

On Sat, 2017-01-28 at 06:05 +0100, Ralf Mardorf wrote:
> On Sat, 28 Jan 2017 09:33:46 +0900, Joel Rees wrote:
> > 
> > sudo parameters can be a mess, too, especially since the shell
> > blocks
> > you from checking wildcard results unless you do get yourself an
> > interactive shell (via sudo -i, etc.).
> Is "etc." for
> 
> $ sudo sh -c "ls -hAl /home/foo/.bar*"
> 
> ?
> 
> 
> > 
> > It's better than doing the same thing with su, but not really
> > perfect.
> Why is using "sudo -i" better, than using "su"? Resp. "sudo sh -c"
> better than "su -c"? Regarding environment variables by default "su"
> usually does the same on all Linux distros, "sudo" doesn't. At least
> in
> regards to portability "su" is the better choice.
> 
> Regards,
> Ralf
> 
> Hi All
I have watched this discussion for a while and admire the knowledge and skill of all participants.
As a retired end-user I aim to only use GUI tools on my desktop. 
There may be advantage in using terminal commands for some problems. What sources could I study to gradually learn more?
Thanks for your guidance.
-- 
Our preferred address is
irons.charles at gmail.com
Home   +2783 588 0028
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