[Info-vax] BASIC (was Re: 64-bit)

Arne Vajhøj arne at vajhoej.dk
Fri Jan 12 16:39:31 EST 2024


On 1/12/2024 3:56 PM, Dan Cross wrote:
> In article <uns6a6$3j4gn$1 at dont-email.me>,
> Arne Vajhøj  <arne at vajhoej.dk> wrote:
>> On 1/12/2024 12:26 PM, Dan Cross wrote:
>> [snip]
>> It does not mean much for writing business applications. Creating
>> such data structures are not part of writing business applications.
> 
> Eh?  Not building a fast indexing structure based on domain
> rules isn't a part of writing business applications?  I mean, ok
> I'll take your word for it as I'm not a business applications
> programmer type of guy, but that seems kind of weird to me.

The business application just builds on general purpose libraries.

If the platform comes with good general purpose libraries, then
everything needed is there.

If not so lucky then a custom library may be needed, but that
is a library not a business application thing. And that library
is not necessarily written by the same developer and not necessarily
in the same language as the business application. Different
skill set and different requirements.

Basic and some ERP system. It uses some collections framework,
some XML and JSON libs, a database lib etc.. Money is made
from getting the application completed and out the door, not
from creating better libraries.

Or Python and data analysis. The developer knows Python,
the data and how to interpret results. Deep down the
stack there are some matrix multiplication and inversion
code written in Fortran by a developer that knows nothing
about data analysis. What would happen if the Python
developer wanted to implement a custom matrix inversion?
Most likely not anything good!

Arne








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