[Info-vax] OT: Record locking for web transactions

Richard Maher maher_rjSPAMLESS at hotmail.com
Tue Feb 18 17:53:51 EST 2014


On 2/18/2014 7:29 AM, Stephen Hoffman wrote:
> On 2014-02-17 23:16:44 +0000, David Froble said:
>
>> Jan-Erik Soderholm wrote:
>>>
>>> The web is basicaly stateless, so you never keep locks from one
>>> access to another.
>>
>> This is also my understanding.  Basically, you're talking about a
>> different environment and concepts than what we all grew up with.
>> ...
>> Or have an open socket connection, and if it goes down, trash the
>> entire thing, sort of like with the old modems, lose carrier, and you
>> lose your loged in process.
>>
>> But again, nobody asked me ....
>
>
> If you want to maintain connections and state and not have to go Page
> Mode Terminal on your application, then Javascript and Java running
> client-side can allow that.  As does Adobe Flash Player and some other
> tools, for that matter.
>

You mean connection-oriented, stateful, context-rich application like 
those facilitated through Tier3 that I've offered the VMS community for 
almost 20 years?

> For one of the general constructs here, see Ajax
> <http://en.wikipedia.org/wiki/Ajax_(programming)>, as well as other
> <http://en.wikipedia.org/wiki/XMLHttpRequest> related mechanisms.
>
> For server-side using Javascript, see Node.js
> <http://en.wikipedia.org/wiki/Node.js>, as well as other server-side
> options; some of the proprietary and the open-source cloud stacks
> (<http://owncloud.org> <http://www.openstack.org> etc) might be useful
> here, too.
>
> If Javascript or Java doesn't work for local needs, then various
> alternative approaches continue to use HTTP or HTTPS for communications
> — same protocol, though not as is used with traditional web browsing —
> where your server might communicate with a platform-native application
> running on Android or iOS or whatever your target platform.

If you look at what the browsers are now doing with privileged web-apps 
(have to be installed) you'll see that they are now offering some form 
of full BSD functionality.

Yep VMS had it then but you guys were too busy spitting in my face :-(

Regards Richard Maher



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