我们在使用Entity Framework进行CRUD时,为了提升查询效率,一般均会启动NoTracking,即不追踪变化,设置代码如下: //这是DB First模式下设置方法: aTestEntities db = new aTestEntities(); db.Companies.MergeOption = MergeOption.NoTracking; //这是CODE First及Model First模式下设置方法: aTestEntities db = new aTestEntit
这个是我/etc/apt/sources.list的更新源: deb http://http.kali.org/kali kali-rolling main contrib non-free deb http://old.kali.org/kali sana main non-free contrib 配置好之后apt-get update报错如下: root@kali:~# apt-get update Get: http://old.kali.org/kali sana InRelease
环境描述 操作系统:Windows Server 2012 R2 Datacenter版本 安装报错 中途接手安装SharePoint Server 2013 with sp1,配置向导报错如下: Application Server Role , Web Server (IIS) Role : Configuration error 报错截图 一 报错截图 二 一般来说,这样的错误都是IIS也就是Web Server没有提前安装好,然后去检查IIS,发现已经安装.查看详细错误日志,发现.NET
本文转载至http://www.cocoachina.com/ask/questions/show/106912 ld: building for iOS Simulator, but linking against dylib built for MacOSX file '/Applications/Xcode5-DP5.app/Contents/Developer/Library/Frameworks/XCTest.framework/XCTest' for architecture i38