.tar, .gzzzzzz, RPM YUM(my?)

Chris Gow sniffy at rogers.com
Wed Aug 22 18:48:51 UTC 2007


On Wednesday 22 August 2007 14:33:08 Donald &/or Mila Trombley wrote:
> Chris Gow wrote:
> > On Tuesday 21 August 2007 15:42:55 Donald &/or Mila Trombley wrote:
> >> I am puzzled as to what these formats  ( *.gz, *.tar, RPM, and TAR) are,
> >> AND,  what they are for, and, how to utilize them.....
> >>
> >> Thanks,
> >> Don.
> >
> > gz is a compressed file format similar to zip.
> >
> > tar and TAR are Tape ARchives and were originally used on Unix systems
> > for backups. Tar itself does not do any compression but will append
> > multiple individual files into one archive file. Generally you use tar in
> > conjunction with gzip to create a compressed archive:
> >
> > tar zcf myarchive.tar.gz .
> >
> > The above command should create a compressed archive called
> > myarchive.tar.gz containing all the files in the current directory.
> >
> > You may also see the extension tgz which is a shortform or tar.gz.
> >
> > RPM is a file format for distributing packages. It was originally used on
> > Red Hat but many other distributions have used the file format and is no
> > longer used by just RH. It is similar to *.deb files that Ubuntu and
> > Debian use but RPMs are not compatible with Debian/Ubuntu. There are
> > tools that will convert an RPM to a DEB IIRC. I'd suggest however that
> > instead of converting the RPM, you look in your repository manager
> > (synaptic, adept, apt) and see if a DEB already exists for that package.
> > In most cases Ubuntu will already have that package for you.
> >
> > hth
> >
> > -- chris
>
> Thanks for the clarification.... now, what is YUM, and where is it used?
Yum stands for Yellow Dog Update Manager and is a tool that some rpm based 
distributions use for updating packages. Yellow Dog is/was a distribution 
that was based of off redhat. 

yum is similar to apt but yum is used for rpms. You won't use it in ubuntu.

-- chris





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