OpenCASCADE Application Framework Data Framework Services eryar@163.com 一.概述Overview OpenCASCADE的数据框架对来自不同程序的数据提供了统一的处理环境.这就简化了数据交换.修改,也保证了数据统一性.稳定性.实现方法需要用到以下部分: u 标号Tha tag u 标签The label u 属性The attribute Figure 1. Contents of a document 如上图所示,框架树的…

OpenCascade Application Framework Introduction eryar@163.com 本教程介绍了Open CASCADE程序框架(Application Framework)的使用方法.OCAF(the Open CASCADE Application Framework)是一个快速开发程序的框架(Rapid Application Development framework).OCAF提供的功能有: u 即时可用的通用CAD/CAM程序的数据: u 为实现…

本文转自:http://www.asp.net/mvc/overview/older-versions/getting-started-with-ef-5-using-mvc-4/creating-an-entity-framework-data-model-for-an-asp-net-mvc-application Creating an Entity Framework Data Model for an ASP.NET MVC Application (1 of 10)   By    …

.NET Compact Framework Data Provider for SQL Server Mobile Standard Data Source=MyData.sdf;Persist Security Info=False;   SQL Server Compact How to specify the location of the SDF file Often times the .SDF database is not running in the current direc…

  Registering DbProviderFactories Each .NET Framework data provider that supports a factory-based class registers configuration information in the DbProviderFactories section of the machine.config file on the local computer. The following configurati…

源码学习的重要性,再一次让人信服. ASP.NET MVC Application Using Entity Framework Code First 做MVC已经有段时间了,但看了一些CodePlex上的代码,仍然觉得需要学习的东西还很多,基本上功能都可以实现,但如果放弃去利用框架本身已经聚合与提供的便利性功能,那往往会事倍功半,即使实现,也不漂亮不专业,不舒服. 很多专业的东西都在那里,没事瞅瞅,不要动不动一上来就老三样,或者放弃好东西,用自己的老办法去经验性的解决,既然可以实现,那就要去找…

If you have a non-XAF application, and want to develop an XAF application that utilizes the same database, you can generate business classes for an existing database to achieve this task. However, if your existing application is based on the Entity F…

After you have introduced a data model, you may need to have the application populate the database with a predefined set of objects. In this topic, you will learn how to add data to the database in code when the application runs. For this purpose, th…

今天想使用CodeSimth生成一个sqlite数据库的模板.当添加添加数据库的时候发现: .Net Framework Data Provider 可能没有安装. 下面找到官方的文档说明: SQLite Schema Provider If you are trying to use the SQLite Schema Provider you may encounter the error message: 'The System.Data.SQLite library is not ins…

使用CodeSimth 连接SQLite数据库库 提示错误 codesmith 6以上的版本,说是支持sqlite生成,也有对应的sqliteprovider.dll,但是使用时却说Test failed.  找不到请求的 .Net Framework Data Provider.可能没有安装. 拷贝下面dll 到 CodeSimth 的 Bin目录下 x64/SQLite.Interop.dll   x86/SQLite.Interop.dll System.Data.SQLite.dll,S…