import { Course, compareCourses } from "../model/course"; import { EntityState, createEntityAdapter } from "@ngrx/entity"; import { createReducer, on } from "@ngrx/store"; import { CoursesAction } from "../actions-types&…

We have a reoslver, which everytime we want visit '/courses' route, it will be triggered, then api will be called, data will be loaded. import { Injectable } from "@angular/core"; import { Resolve, ActivatedRouteSnapshot, RouterStateSnapshot } f…

使用EF flument API  修改映射数据库字段的自增长 modelBuilder.Entity<Invoice>().Property(p => p.Id).HasDatabaseGeneratedOption(DatabaseGeneratedOption.None); 报错Method not found: 'System.Data.Entity.ModelConfiguration.Configuration.XXX 卸载所有项目中引用的EntityFramework 重新…

最近调试EF的时候遇到下面这个问题 System.MissingMethodException:“找不到方法:“System.Data.Entity.ModelConfiguration.Configuration.PrimitivePropertyConfiguration System.Data.Entity.ModelConfiguration.Configuration.PrimitivePropertyConfiguration.HasDatabaseGeneratedOption(S…

Correctly installing OpenOCD includes making your operating system give OpenOCD access to debug adapters. Once that has been done, Tcl commands are used to select which one is used, and to configure how it is used. Note: Because OpenOCD started out w…

Turn on runtime check: @NgModule({ declarations: [AppComponent], imports: [ ..., StoreModule.forRoot(reducers, { metaReducers, runtimeChecks: { strictStateImmutability: true, strictActionImmutability: true, strictActionSerializability: true, strictSt…

1. First step is creating action creator Action name should be clear which page, which functionality, what is the action name "[Load Courses Effect] All Courses Loaded", "[Courses Resolver] Load All Courses" Action import { createActio…

本文转自:http://izzydev.net/.net/oracle/entityframework/2017/02/01/Porting-to-Oracle-with-Entity-Framework.html We had to port our giant-_ish_, Entity Framework based application to work on Oracle RDBMS (11g, later 12c). We did it. And we learned a lot.…

创建实体数据模型: 本文将带你创建实体数据模型(EDM)SchoolDB数据库和理解基础建设模块. 实体数据模型(EDM)是用于描述实体之间关系的一种模型,以下将使用Visual Studio 2012 和 EF6创建SchoolDB数据库. 1.打开Visual Studio 2012并创建一个Console项目 项目->属性,确保target framework 为 .NET Framework 4.5. 2.增加EDM文件,右键项目 -> 添加 选中ADO.NET Entity Data…

Postgresql Postgresql支持Code First的方式自动生成表,不过默认的模式是dbo而不是public,而且还可以自动生成自增主键. <?xml version="1.0" encoding="utf-8"?> <configuration> <configSections> <!-- For more information on Entity Framework configuration, vis…