On Wed, 29 Mar 2017 10:04:37 -0400, John Eells wrote:

>John Eells wrote:
>> R.S. wrote:
>>> Off-topic note: the document mention z/OS 2.2 can be ran on z9 machine,
>>> which is untrue.
>>
>> You are, of course, correct.  The book has been updated but not the link
>> to the new level of it.  Here is the new level of the book:
>> http://publibz.boulder.ibm.com/epubs/pdf/e0z3f113.pdf
>
>Talking with the person responsible for the book and the link, we found
>there is a bug in my browser.  It's supposed to compare the page on the
>web to the cached one and refresh it if they differ when the tab is
>opened, but for some reason it did not.  That is why I found the lower
>level of the book instead of the current one.  Clearing the cache
>"fixed" it, and now the updated links are the ones I see on the page.  I
>have never seen this failure before, so it was quite a surprise!
> 
???
I see little to gain by caching if it must fetch the page to compare it.  In
fact a net loss.  Although it gives you a chance to continue viewing while
disconnected.

Or does it compare a checksum?

>Anyway, the book and the link to it are both current already.
>
SR for the browser?

-- gil

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