Re: OK, a REAL Linux question... ; -) Ineeda"one-liner" (bec…

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Author: Jared Anderson
Date:  
To: Main PLUG discussion list
Subject: Re: OK, a REAL Linux question... ; -) Ineeda"one-liner" (because I am lazy)
http://en.wikipedia.org/wiki/Plagiarism_detection#Personal

Try "Sherlock <http://www.cs.su.oz.au/%7Escilect/sherlock/>".



On Fri, Feb 27, 2009 at 2:14 PM, <
> wrote:

> Hello there! :)
> >> As a developer. I have found that if I can not find an old file with
> >> what I remember doing. It is often just quicker to redo what I need.
> Not an option...
> This is a new project and I have nothing to remember, I can only dig.
> And hope...
> ET
>
>
> Stephen P Rufle writes:
>
> > As a developer. I have found that if I can not find an old file with
> > what I remember doing. It is often just quicker to redo what I need.
> >
> > This is where a desktop google with some sort of meta data tagging would
> > come in handy.
> >
> > google local:
> > find me "A dotted army soldier"
> >
> > did you mean Makefile foo.makefile :)
> >
> >
> > wrote:
> >>>> Well it sounds like from your first post this was a one time deal.
> >> Right now it is, but I could probably find a use for it in the future...
> >>
> >>>> "most closely" implies, I don't know what it looks like.
> >> Which is correct.
> >> I know what I want.
> >> I don't know what it looks like.
> >> I know something that looks pretty similar though.
> >> A dotted army soldier? :)
> >>
> >>
> >> For a example, say that you have a bunch of make files.
> >> Somedy added one include path to one of then.
> >> I have 2 directory trees, names are meaningless (for the most part),
> and
> >> dates are all the same because someone ran 'touch *'
> >>
> >> I know that many files had many changes, but the two I'm looking for,
> had
> >> minor changes between them.
> >>
> >> The question is, which files most closely resemble each other?
> >> It's a very fuzzy question, but valid, and to put into your context, it
> >> would be along the lines of:
> >> In this box of soldiers that the dog chew away, which 2 of them are
> missing
> >> half an arm in opposite sides.
> >> Clear as mud?
> >> Didn't expect any better... ;-)
> >> Thanks!
> >> Enrique
> >>
> >>
> >> Bob Elzer writes:
> >>
> >>> Well it sounds like from your first post this was a one time deal.
> >>>
> >>>>> I want to find the file that resembles most closely the one I have at
> >>> hand.
> >>>
> >>> "most closely" implies, I don't know what it looks like.
> >>>
> >>> One Liner means just that.
> >>>
> >>> Is this an on going process, do you have a starting file to work with ?
> Your
> >>> first message said you needed to find two near similar files somewhere
> in a
> >>> directory tree.
> >>>
> >>> I'm not picking on you, but I used to tell my users, If you ask Santa
> for a
> >>> toy soldier and you get a green plastic army man, don't be upset
> because you
> >>> really wanted a G.I. Joe doll.
> >>>
> >>> Is what changes in the file the same line each time ?
> >>>
> >>> Can you give us a real example of one of these ?
> >>>
> >>>
> >>>
> >>> -----Original Message-----
> >>> From:
> >>> [mailto:plug-discuss-bounces@lists.plug.phoenix.az.us] On Behalf Of
> >>>
> >>> Sent: Friday, February 27, 2009 7:22 AM
> >>> To: Main PLUG discussion list
> >>> Subject: Re: OK, a REAL Linux question... ; -) Ineeda"one-liner"
> (because I
> >>> am lazy)
> >>>
> >>> Thanks.
> >>> Time won't work.
> >>> These files are coming from a repository and they all have the same
> >>> date/time.
> >>>
> >>>>> There is no command to find something, if you don't know what you
> >>>>> want to find.
> >>> I know what I want to find.
> >>> I want to find the file that resembles most closely the one I have at
> hand.
> >>> It's called a "Fuzzy" search.
> >>>
> >>> One approach would be to fire up a loop to compare every file to
> another one
> >>> ignoring white-spaces, log the resulted diff files, choose the smallest
> >>> results at the end of the run (after you define "smallest") and then
> use
> >>> some sort of "Fuzzy algorithm" to pick the finalists.
> >>> The final decision is hand picked.
> >>> Far from a "one-liner"... :)
> >>> Thanks! :)
> >>> ET
> >>>
> >>>
> >>>
> >>>
> >>> Bob Elzer writes:
> >>>
> >>>> ls -aCltR
> >>>>
> >>>> will list all the files in the current directory and below.
> >>>>
> >>>> each directory will be listed sorted by the date files were modified,
> >>>> most recent first.
> >>>>
> >>>> There are flags for the time format, but the most recent changes will
> >>>> be at the top of each directory.
> >>>>
> >>>> You will have to some work yourself, but this should narrow it down.
> >>>>
> >>>> There is no command to find something, if you don't know what you want
> >>>> to find.
> >>>>
> >>>> Although, the find command, can find files modified at certain times,
> >>>> if you know about when the file changed.
> >>>>
> >>>>
> >>>> -----Original Message-----
> >>>> From:
> >>>> [mailto:plug-discuss-bounces@lists.plug.phoenix.az.us] On Behalf Of
> >>>>
> >>>> Sent: Thursday, February 26, 2009 4:58 PM
> >>>> To: Main PLUG discussion list
> >>>> Subject: Re: OK, a REAL Linux question... ; -) I needa"one-liner"
> >>>> (because I am lazy)
> >>>>
> >>>>>> *diff | wc -l* for each combination of file?
> >>>>>> have you tried ls -t, to see when the files were modified ?
> >>>> There are several hundreds of files in a 10-15 depth tree.
> >>>> That means that "ls -t" won't work, and firing a loop to diff each
> >>>> one, to every other, will yield so many false positives that the
> >>>> result (if found) will be lost in the noise.
> >>>>
> >>>> It has to be some sort of "fuzzy" diff.
> >>>> I used to use a program called Uniquefiler that did that for pictures.
> >>>> Sometimes it would come up with some very creative matching, but in
> >>>> general it was an excellent program.
> >>>> I don't it need now, but I'd certainly like to know if someone knows
> >>>> of a Linux variant.
> >>>> Thanks! :)
> >>>> ET
> >>>>
> >>>>
> >>>> Eric Cope writes:
> >>>>
> >>>>> *diff | wc -l* for each combination of file?
> >>>>>
> >>>>> On Thu, Feb 26, 2009 at 3:12 PM, Bob Elzer <>
> wrote:
> >>>>>
> >>>>>> No you don't qualify, this is the Phoenix List. Just kidding.
> >>>>>>
> >>>>>> have you tried ls -t, to see when the files were modified ?
> >>>>>>
> >>>>>>
> >>>>>> -----Original Message-----
> >>>>>> From:
> >>>>>> [mailto:plug-discuss-bounces@lists.plug.phoenix.az.us] On Behalf Of
> >>>>>>
> >>>>>> Sent: Thursday, February 26, 2009 2:25 PM
> >>>>>> To: Main PLUG discussion list
> >>>>>> Subject: OK, a REAL Linux question... ;-) I need a"one-liner"
> >>>>>> (because I am
> >>>>>> lazy)
> >>>>>>
> >>>>>> I have a bunch of text files.
> >>>>>> Makefile(s), that is.
> >>>>>>
> >>>>>> I know that one of them (THERE ARE TONS!) was slightly modified.
> >>>>>> Names are meaningless, so it won't work.
> >>>>>> There are more changes that mere whitespaces, so diff -w ... won't
> >>>>>> work either.
> >>>>>>
> >>>>>> Question is:
> >>>>>> How do I find 2 files that are "almost" the same file?
> >>>>>>
> >>>>>> I have thought of different approaches, but none of then are
> one-liners.
> >>>>>> Is there a one-liner for this?
> >>>>>> Thanks!
> >>>>>> Enrique
> >>>>>>
> >>>>>> PS: I live in North West GA, play the worker in South Florida, drive
> >>>>>> like a mailman and consider "the neighborhood" anything within 200
> >>> miles.
> >>>>>> Do I qualify as member of this list? ;-)
> >>>>>> ---------------------------------------------------
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> >
> > --
> > Stephen P Rufle
> >
> > H1:480-626-8022
> > H2:480-802-7173
> > Yahoo IM: stephen_rufle
> > AOL IM: stephen1rufle
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