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Re: Is it a lost cause?

Cross-posted to 2 groups.

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You removed the cross post from the group that I read without
a FU statement. Tut tut!

"gareth G4SDW GQRP #3339" <no.spam@thank.you.invalid> wrote in message 
news:...
> "Lew Pitcher" <lew.pitcher@digitalfreehold.ca> wrote in message 
> news:Gidez.20012$Lh7.8754@fx30.iad...
>> On Sunday July 3 2016 14:48, in comp.sys.raspberry-pi, "gareth G4SDW GQRP
>> #3339" <no.spam@thank.you.invalid> wrote:
>>> "alister" <alister.ware@ntlworld.com> wrote in message
>>> news:I1cez.1247044$2o6.298568@fx34.am4...
>>>> me trolling, it was Gareth that made the stupid derogatory (& trolling
>>>> comment) about commercial programming.
>>> There is neither stupidity nor trolling to assert that commercial data
>>> processing
>>> is simple and sanitised for second-rank programmers compared to 
>>> real-time
>>> systems.
>> Hmmmm......  I worked as a programmer/analyst/architect in a financial
>> institution for about 30 years, and I recall working on
>> - a real-time system to read MICR data from cheques, determine a physical
>> action to execute based on that data and data retrieved from multiple IMS 
>> and
>> DB2 databases, and then execute the physical action on a MICR sorter, all 
>> in
>> the milliseconds that it took a cheque to travel the (minimum) 2 metres 
>> from
>> read-head to first stacker module,
>> - an IMS & DB2 based Online Banking system that guaranteed sub-second 
>> response
>> time for all financial and inquiry tansactions to well over 10000 active
>> VTAM-supported terminals spread from the Atlantic to the Pacific in 
>> Canada,
>> down the eastern seaboard in the US, and in many foreign countries (such 
>> as
>> Japan, England, Spain, etc.)
>> - a VTAM/TCPIP/MQSeries-based data transport (that, for reasons beyond my
>> paygrade was written in COBOL) that moved financial transactions between
>> internal mainframe systems, external mainframe systems, customer-based
>> mainframe systems, and our internal web services, again with sub-second
>> response time.
>> Don't even try to tell me that "commercial data processing" is
>> for "second-rate" programmers, because to do real-time processing on 
>> millions
>> of dollars per transaction requires a finesse that you probably will 
>> never
>> get from your run-of-the-mill "real-time systems".
>
> Despite what you say, all the above looks fairly run-of-the-mill COBOL
> and data processing. What real-time programming did you do in the way
> of device drivers, for example?
>
> 

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Re: Is it a lost cause? "gareth G4SDW GQRP #3339" <no.spam@thank.you.invalid> - 2016-07-03 20:26 +0100

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