[lug] Re: LUG digest, Vol 1 #1300 - 2 msgs

Mon Sep 17 15:39:19 MDT 2001

lug-request at lug.boulder.co.us wrote:

>Send LUG mailing list submissions to
>	lug at lug.boulder.co.us
>
>To subscribe or unsubscribe via the World Wide Web, visit
>	http://lists.lug.boulder.co.us/mailman/listinfo/lug
>or, via email, send a message with subject or body 'help' to
>	lug-request at lug.boulder.co.us
>
>You can reach the person managing the list at
>	lug-admin at lug.boulder.co.us
>
>When replying, please edit your Subject line so it is more specific
>than "Re: Contents of LUG digest..."
>
>
>Today's Topics:
>
>   1. RE: C++ libraries in Linux (Keith C. Herold)
>   2. Re: ssh warning (Greg Horne)
>
>--__--__--
>
>Message: 1
>From: "Keith C. Herold" <herold at cslr.Colorado.EDU>
>To: <lug at lug.boulder.co.us>
>Subject: RE: [lug] C++ libraries in Linux
>Date: Mon, 17 Sep 2001 09:15:25 -0600
>Reply-To: lug at lug.boulder.co.us
>
>You know, I just picked the Programmer's reference , too, and I must say,
>it's exactly what I needed in terms of a quick reference.  I bought the
>Josuttis book, and I like it, but I am already carrying a laptop, two AI
>books, a reference manual (600 pgs) for a compiler construction toolkit
>(builds compilers according to a context-free grammar:
>http://www.cs.colorado.edu/~eliuser/), plus blank paper (in case someone
>needs to borrow some,  I try to work paperless).  That reference is about
>the size of a Fodor's travel guide, and usually can answer the syntax
>questions.  For anything else, I wait till I am in the same location as the
>Josuttis text or refer to the c++ bible (which really doesn't explain much).
>
>I was a little leary about posting a question for resources about C++ to the
>list; the responses have all been very helpful.  I played with C++ before
>the standard was approved, but didn't get very far, because my advisor
>decided that java would be a better solution (after a month's work).  I am
>trying to make a dedicated attempt to program everything in each of my
>classes in a different language; python for the AI course, C++ for machine
>learning, eli has it's own, and maybe perl for Information Retrieval.
>Problem is, I only really know C and perl (but not the advanced stuff), and
>I used to be handy with Java.  I expect I will spend two weeks ramping up on
>C++, and the pseudo code in the AI book is essentially python... so...
>
>Pity me.
>
>In any case, these responses have shrunk my time spent searching through the
>volumes(!) of returns google sends me, to those which are actually useful.
>Thanks a lot!
>
>--Keith
>
>>-----Original Message-----
>>From: lug-admin at lug.boulder.co.us [mailto:lug-admin at lug.boulder.co.us]On
>>Behalf Of Scott A. Herod
>>Sent: Monday, September 17, 2001 8:50 AM
>>To: lug at lug.boulder.co.us
>>Subject: Re: [lug] C++ libraries in Linux
>>
>>
>>I should add a book.  I found something called _C/C++ Programmer's
>>Reference_ by Herbert Schildt that has essentially replaced K&R as
>>the book which sits next to the keyboard.  It doesn't contain a lot
>>of details but does have a few samples and a good index.
>>
>>Scott
>>
>>"Scott A. Herod" wrote:
>>
>>>For STL I use:
>>>
>>>http://www.sgi.com/tech/stl/
>>>
>>>It's downloadable as well.
>>>
>>>Scott
>>>
>>>"D. Stimits" wrote:
>>>
>>>>Depends on distro, but mainly on version of g++ you have (gcc is the C
>>>>compiler). Current versions seem to be under /usr/include/g++-2/ or
>>>>/usr/include/g++-3/, the newer ones have "-3".
>>>>
>>>>For books, you probably want Stroustrup (he wrote C++, you'll know it
>>>>when you see it), plus something on STL and one specifically
>>>>
>>titled "The
>>
>>>>Standard C++ Library" (by Plaugner).
>>>>
>>>>D. Stimits, stimits at idcomm.com
>>>>
>>_______________________________________________
>>Web Page:  http://lug.boulder.co.us
>>Mailing List: http://lists.lug.boulder.co.us/mailman/listinfo/lug
>>
>
>
>--__--__--
>
>Message: 2
>From: "Greg Horne" <jeerygh at hotmail.com>
>To: lug at lug.boulder.co.us
>Subject: Re: [lug] ssh warning
>Date: Mon, 17 Sep 2001 16:30:24 +0000
>Reply-To: lug at lug.boulder.co.us
>
>Don't delete it (~/.ssh/known_hosts) untill you know if the admin has 
>upgraded or changed something!  If you do, and the cpu you are connecting to 
>has been hacked, or you are the victim of a man in the middle attack then 
>ssh is worthless.  Everything you do could be logged.  Ahhhhh!  Contact the 
>administrator.
>
>Greg
>
>
>>From: dan radom <dradom at redback.com>
>>Reply-To: lug at lug.boulder.co.us
>>To: lug at lug.boulder.co.us
>>Subject: Re: [lug] ssh warning
>>Date: Mon, 17 Sep 2001 08:51:06 -0600
>>
>>delete the entry in ~/.ssk/known_hosts (or known_hosts2) for that host.  
>>this means that the public key on the host you're connecting to has 
>>changed.
>>
>>dan
>>
>>* Glenn Murray (gmurray at Mines.EDU) wrote:
>>
>>>Hi,
>>>
>>>When I tried to ssh to my cvs server this morning I was told:
>>>
>>>@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
>>>@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @
>>>@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
>>>IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY!
>>>Someone could be eavesdropping on you right now (man-in-the-middle 
>>>
>>attack)!
>>
>>>It is also possible that the RSA host key has just been changed.
>>>Please contact your system administrator.
>>>Add correct host key in /home/glenn/.ssh/known_hosts to get rid of this 
>>>
>>message.
>>
>>>I am not the administrator on the server and I am not sure what to do.
>>>Does this mean that the administrators on the server changed
>>>something?  Does it mean I have been hacked?  Who is responsible for
>>>the RSA host key?
>>>
>>_______________________________________________
>>Web Page:  http://lug.boulder.co.us
>>Mailing List: http://lists.lug.boulder.co.us/mailman/listinfo/lug
>>
>
>
>_________________________________________________________________
>Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp
>
>
>
>--__--__--
>
>_______________________________________________
>LUG mailing list
>LUG at lug.boulder.co.us
>http://lists.lug.boulder.co.us/mailman/listinfo/lug
>
>
>End of LUG Digest
>
One comment is that I would avoid the early 3.* versions of the g++ 
compiler. These are known
to compile incorrectly in some cases. I believe information can be found 
out about this on the KDE site and in other places. I believe one should 
be using 2.96 or earlier at this time.