Re: A little compression...

["Sam Hobbs" <samuel@social.rr.com_change_social_to_socal>]

"Dombo" <dombo@disposable.invalid> wrote in message 
news:4837057b$0$24399$5fc3050@news.tiscali.nl...
> Sam Hobbs schreef:
>>
>> I would search the internet for the various algorithms.
>
> You also need data sets, certain compression algorithms (or 
> implementations thereof) work better with certain data than others.

I don't understand that. I especially don't understand why we need data sets 
to understand algorithms.

> I suppose you mean tar file format instead of rar?

No. Note that the previous message said "WnRAR".

> I believe that the zip file format is quite open, unlike for example the 
> rar format.

Open is not the same as non-proprietary. For example, Java is proprietary 
but it's use is quite open. The proprietary status of Java was a major point 
in the Microsoft versus Sun legal actions of a few years ago.

I admit though that I was unfamiliar with the RAR format.