8
votes
Calling Delphi code from C# program
At a previous job, we did exactly what you're describing: An ASP.NET webserver that handed off a lot of the heavy lifting to a native Delphi codebase. We had two methods we used.
The first was to ...
- 83k
5
votes
How to model locations, academic terms and different cohorts in OO
You shouldn't start out by thinking in objects. Assuming you want to build a real working application (and this is not some BS modelling exercise) you would start out by clarify the requirements, i.e. ...
- 61k
5
votes
Why does the .NET framework have no concept of classes as first-class types?
.NET (the CLR) was the third generation of Microsoft's Component Object Model (COM), which in the early days referred to as the "COM+ runtime". Microsoft Visual Basic and the COM/ActiveX controls ...
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4
votes
Calling Delphi code from C# program
Another language-agnostic solution could be to give your Delphi code a command line interface, pass the parameters by some input file (plain text, XML or JSON), and return the query results in some ...
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3
votes
Struggling vs A Clean rewrite vs extending by overwriting virtual functions
Separate things that change from things that stay the same.
Make a specialized class for every site. Make generic classes that cover most needs. Point each specialized class at the most generic ...
- 115k
3
votes
Struggling vs A Clean rewrite vs extending by overwriting virtual functions
It sounds like you are in a competition with the sites you are scraping. ie. They haven't signed up to your service and don't care if it breaks.
In this situation you can never design a generic ...
- 79.8k
2
votes
Struggling vs A Clean rewrite vs extending by overwriting virtual functions
I have made some web crawler for work and know the pain of site redesigns. the solution I found was a mix between option 3 and option 2.
Make a new base with the bare minimum of shared code and make ...
- 357
2
votes
How to model locations, academic terms and different cohorts in OO
It looks like you are trying to do Object Oriented design but with relations similar to a Relational Database. This is generally not a very good idea -- it is a common idea, it's in plenty of ...
- 5,250
1
vote
Get data from scrap server
You can use a service like Scrapyd
The steps would be as follow:
Deploy spider to scrapyd which saves the items directly to a database
Make the spider crawl through the scrapyd schedule endpoint ...
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