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1answer
87 views

When is it acceptable for business logic to be exposed on distributed applications?

When developing applications (for simplicity, use a client-server model) intended to be deployed on customer systems, when it is acceptable to expose business logic outside of compiled code (for ...
1
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1answer
187 views

Data model for persisting queries to database

I have been asked to build what is essentially a query builder for a reporting application. The variety of objects to query, potential modifiers, number of conditions, and so forth to be reported on ...
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0answers
13 views

How to educate business managers on the complexity of adding new features? [duplicate]

We maintain a web application for a client who demands that new features be added at a breakneck pace. We've done our best to keep up with their demands, and as a result the code base has grown ...
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2answers
511 views

Converting Business Process Maps into Software

I am fairly new to web application development. I have defined my problem domain through talking to various stakeholders and putting a process map together - basically a flow chart showing the ...
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votes
3answers
3k views

The best possible way to implement Business Rules in PHP

I'm planning to write an e-commerce app using PHP & MySQL with lots & lots of custom rules. Say for example, I want to have a rule like "Give Customer X, a 10% a discount for Product Y if he ...
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votes
6answers
2k views

When to use the 3 layers model?

I was recently exposed to the three layer model (DAL,BL,UI). Someone told me I should ALWAYS work with this model. I have a medium project that I'm starting and I have doubts whether I should build ...
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1answer
139 views

Queries in three tier architecture

I am wondering where should the DB queries need to be in the three tier architecture. The first association that think is in the DAL. But then if the BL want to search for an object, the DAL need to ...
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votes
3answers
392 views

How do I create a simple yet complex business layer?

I'm working with a fairly complex web application. It's split up into the following layers: Presentation - HTML Service layer - A REST and SOAP API communicating with the business layer Business ...
0
votes
1answer
352 views

Implementing a “state-machine” logic for methods required by an object in C++

What I have: 1 hypothetical object/class + other classes and related methods that gives me functionality. What I want: linking this object to 0 to N methods in realtime on request when an event is ...
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1answer
716 views

Caching Business Objects in MVC application

I figured this was more of an architectural question, so I chose to post it here rather than Stack Overflow. So I'm building an MVC web application and have just finished writing the code that wraps ...
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0answers
33 views

Product Configuration with conditional options

Suppose you need to create a website where you can choose a Widget, and then configure all of the various options to go with that widget. The options have many interactions. For example, if you ...
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votes
0answers
29 views

Which Rule engine should be used in a Java environment? [on hold]

Im looking to create/use a rule engine. The problem is to choose which one needs to be used. Drools seems to be the most comprehensive rule engine in the market. The requirements and the rules and ...