n-tier-architecture

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Wcf ajax in n-tier ajax website

I am working on an n-tier web project, The data access layer is in a project, and the website is in another separate project with reference to the data access layer project.[详细]

2023-02-18 15:57 分类：问答
EF4 Self Tracking Entities

I am currently trying to use STE\'s in an n-tier scenario. I have a WCF service that allows me to retrieve a graph of objects and/or update objects along with a client (WPF) application that allows me[详细]

2023-02-16 14:48 分类：问答
Which layer should I have my DataContracts?

Should I have them in the wcf client app? Or should I put them in the business or data layer? On the one hand, serialize and de-serializing of data, I may require interaction with other data objects[详细]

2023-02-15 15:58 分类：问答
c# Exception handling in 3 tier win forms app

I have a 3 tier win forms app, it has a UI, BLL and DAL. I\'m looking to add an exception handler that throws exceptions from the DAL all the way up to the UI so the user knows what the error is. I ha[详细]

2023-02-13 14:56 分类：问答
Is the MVC-pattern a pure presentation-tier pattern?

Kind of a special question today :) I just had a test at my technical university where I was told that I am wrong.[详细]

2023-02-13 11:38 分类：问答
What to choose with n-tier application in .NET typed datasets or something else?

So I\'m doing a project. MS SQL->WCF->Client (win32 application + asp.net MVC 3 web) I have worker with ado.net typed datasets till now, but now I have question...[详细]

2023-02-13 08:38 分类：问答
Java EE: separating presentation logic from business logic using beans

I\'ve been developing my first Java EE app, which has a number of JPA entity classes, each of which have a corresponding EJB class for dealing with the business logic.What I\'ve done is changed one of[详细]

2023-02-13 02:03 分类：问答
How many tiers do you need?

We have a web-app that consists of web-tier (PHP), app-tier (Java) and DB (mysql). web-tier communicates with app-tier AND with DB to retrieve some data.[详细]

2023-02-12 12:51 分类：问答
C++ and multi-tier architecture

To attain the highest grade in a recent piece of coursework I\'m asked to 开发者_开发知识库develop a specific application using c++ and multi-tier programming.[详细]

2023-02-12 04:49 分类：问答
Should the repository layer return data-transfer-objects (DTO)?

I have a repository layer that i开发者_JAVA技巧s responsible for my data-access, which is called by a service layer. The service layer returns DTOs which are serialized and sent over the wire. More of[详细]

2023-02-12 04:35 分类：问答