Re: XQuery (and XML) vs LISP

On Tue, 21 Feb 2006 15:40:17 +0200, "x" <x_at_not-exists.org> wrote:

>"Mark Johnson" <102334.12_at_compuserve.com> wrote in message
>news:m3rlv19bu5u5jaqivetln1gsvk344vd97j_at_4ax.com...
>> "x" <x_at_not-exists.org> wrote:
>>
>> >> handle them. The book did not have a version with error handling.
>> >> Dropped ball.
>
>> >How much are you prepared to pay for such a book ?

     A fair amount. It has gotten to the point where error messages omitted for "clarity" is a red flag.

>> But isn't that an admission of what you seemed to want to deny, that
>> texts typically include rather trivial and meaningless examples, for
>> whatever reasons?
>
>The examples are not trivial and meaningless.
>The explanation is hard to understand just by reading the examples.

     Then, the examples are not that good and are trivial. In the case I gave, it was impossible to determine which errors could occur and how to handle them. The text was allegedly on TCP/IP.

>> You seem to suggest that useful insight and examples
>> must necessary cost much more to purchase?
>
>Not necessarily.
>I am wondering what amount of money would persuade someone who really knows
>what he is talking about to share its knowledge and if he would be able to
>sell any book.
>
>>Or are you simply
>> complaining of the present costs now associated with short run
>> professional texts, which have suffered an inflationary run of perhaps
>> an order of magnitude in the last quarter century or more?
>
>If you want to collect all those pieces how much it would cost you ?
>Worth the moneys ?

     How much does it cost to not have the pieces? I am having trouble at work trying to work out how to implement a multi-user database application with predicate locking. I have never seen anything on how to implement it.

Sincerely,

Gene Wirchenko Received on Tue Feb 21 2006 - 20:39:42 CET