n-tier-architecture
Where should data validation occur?
I\'ve read conflicting philosophies on where data validation should happen and it\'s just confusing me more. Some say it should only be in the database. Others say that the validation rules should be[详细]
2023-02-06 21:59 分类:问答What is the difference between a web service and application layer of code in an application server
Hello I am a newbie to n-tier architecture and was trying to find out the difference between what an application server hosting application layer of code does, and what a web service does?[详细]
2023-02-05 08:28 分类:问答Help with seeming contradiction of two concepts - oop and n-tier development
Not so Newbie to oop here, but still making the transition from structured programming. I\'m trying to reconcile the concept of a self contained object with n-tier programming. Seems to me you can hav[详细]
2023-02-05 08:06 分类:问答What is a good separation between UI and logic?
I am trying to create some n-tier application and I am having difficulties separating the UI and the logic and I am wondering what belongs to the UI and what belongs to the logic.[详细]
2023-02-05 06:26 分类:问答Is multitier architecture for a scalable web site is a premature optimization?
I am designing the architecture of a new web site. Since multi-tier architecture definitely have all 开发者_Go百科the symptoms of premature optimization (complexity, length of development, etc) I woul[详细]
2023-02-04 21:03 分类:问答3-tier database application web client in ASP.Net and the business logic in java
I am new in this area and I want to know how could I develop such an application. I already have a developed application in java (the business logic) and I would want to link this with a[详细]
2023-02-03 01:49 分类:问答What are the main advantages of MVC pattern over the old fashioned 3-layer pattern
I am contemplating about using an MVC pattern in my new project and I can clearly see the main advantage of being able to put the data layer (the model) a little closer to the presentation layer (the[详细]
2023-02-02 13:24 分类:问答Linq to Sql: ChangeConflictException not being thrown (and no rows updated/deleted)
I\'m trying to fit Linq to Sql into an N-Tier design. I am implementing concurrency by supplying original values when attaching objects to the data-context. When calling SubmitChanges, and observing t[详细]
2023-02-01 15:19 分类:问答Advice For A Newbie About N-Tier Applications
Okay people, here\'s another one for ya\'ll: I\'m starting in the n-tier apps world. I\'ve done some reading on the topic and general advice is that n-tier apps\' objective is to abstract functionali[详细]
2023-01-31 21:05 分类:问答populate dropdown list from a list of objects
In an attempt of building a 3-tier architecture c# asp.net application, I\'ve started building a class that is database which is used for the connecting to the database开发者_高级运维, another class t[详细]
2023-01-31 16:35 分类:问答