[ale] windows to Linux user conversion training guide

[Jim Kinney]

Correct. The * on the end is wrong. And there needs to be a -r statement
explanation.

Actually, that whole page needs many more examples.


On Wed, Aug 14, 2013 at 11:42 AM, Scott Plante <splante at insightsys.com>wrote:

> I don't believe this is correct:
> http://jimkinney.us/3.%2Bssh%252C%2Bscp%2Band%2Brsync.html
>
> scp /path/to/files/ <username>@<hostname>:/path/to/new/files/* will copy
> all of the files to the /path/to/new/files/ location on the <hostname>
> system.
>
> That produces "/path/to/files: not a regular file" error for me. Perhaps
> you meant:
> scp /path/to/files/* <username>@<hostname>:/path/to/new/files/ will copy
> all of the files to the /path/to/new/files/ location on the <hostname>
> system.
>
> Or alternatively:
> scp -r /path/to/files <username>@<hostname>:/path/to/new/files
>
> Of course, the -r will copy subdirectories as well (as I'm sure you know).
> I assume this was a typo, but perhaps some version of scp has special
> processing of a trailing asterisk?
>
> ~~~
>
> On a broader note, especially for Windows users, I think it's important to
> discuss parameter expansion somewhere. I say particularly for Windows users
> because I believe (and my batch file skills are minimal) that in Windows,
> the individual commands are responsible for expanding converting wildcards
> into individual files, whereas that happens before the individual command
> sees the arguments in *nix. So in Windows, when you type:
>
> copy *.txt C:\temp
>
> The copy command sees those two arguments and is responsible for figuring
> out that the current directory has a.txt b.txt and c.txt. It can be a
> subtle difference for new shell users at first, but an important one, that
> here the shell expands those arguments before the command sees them. So a
> similar line in Linux:
>
> cp *.txt /tmp
>
> Would appear to the cp command as:
>
> cp a.txt b.txt c.txt /tmp
>
> It has no idea whether you typed out the individual files or typed
> "*.txt". (The cp command *likes* to be anthropomorphized!)
>
> Maybe you feel that's too advanced a concept for this guide, and as I've
> just demonstrated, it's difficult to explain it very clearly ;-) but I've
> noticed new users get very confused about why commands sometimes act the
> way they do in Linux because of this difference. I wish I could remember a
> particular example right now--perhaps others on the list will add some.
>
> Scott
>
> ------------------------------
> *From: *"Jim Kinney" <jim.kinney at gmail.com>
> *To: *"Atlanta Linux Enthusiasts - Yes! We run Linux!" <ale at ale.org>
> *Sent: *Tuesday, August 13, 2013 7:41:33 AM
>
> *Subject: *[ale] windows to Linux user conversion training guide
>
> When I was working at another location, one of the tasks I got to do was
> to write a training guide to take a windows user and make them a command
> line junkie in Linux. It was a fun project and the students that used it
> were enthusiastic about the guide.
>
> It's been far too long, but I finally extracted the bulk of that guide and
> put it up on my site for others to see. Feedback is welcome!
>
> It's not complete and due to the removal of much very specific stuff from
> where it was written it's a bit clunky now. also the migration away from a
> good but proprietary wiki (Atlassian Confluence) to plain html is less than
> stellar. I plan to do more from a docbook version for later html
> publication as soon as I can.
>
> the guide is at http://jimkinney.us for now.
>
> --
> --
> James P. Kinney III
> *
> *Every time you stop a school, you will have to build a jail. What you
> gain at one end you lose at the other. It's like feeding a dog on his own
> tail. It won't fatten the dog.
> - Speech 11/23/1900 Mark Twain
> *
> http://heretothereideas.blogspot.com/
> *
>
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>


-- 
-- 
James P. Kinney III
*
*Every time you stop a school, you will have to build a jail. What you gain
at one end you lose at the other. It's like feeding a dog on his own tail.
It won't fatten the dog.
- Speech 11/23/1900 Mark Twain
*
http://heretothereideas.blogspot.com/
*
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