If you read long PDF documents by using Adobe Reader, you might want to add a bookmarker, so you know where to start reading again. For this purpose I use sticky notes in Adobe Reader X. By using the Comment bar, you can search for sticky notes and find the …
If you want to use the SaveOptions.None, when calling the method DbContext.SaveChanges, you must override de function in a partial class, like: /// <summary> /// </summary> public partial class MyEntities : IMyEntities { /// <summary> /// Dynamically set connection string and configure Entity Framework. /// </summary> /// <param name="connection"></param> …
I wanted to convert a XML based on attributes to a XML based on child nodes, e.g.: Input <?xml version="1.0" encoding="utf-8" ?> <people> <person firstname="John" lastname="Smith"/> <person firstname="Michael" lastname="Johnson"/> <person firstname="Jacob" lastname="Williams"/> </people> Output <people> <person> <firstname>John</firstname> <lastname>Smith</lastname> </person> <person> <firstname>Michael</firstname> <lastname>Johnson</lastname> </person> <person> <firstname>Jacob</firstname> <lastname>Williams</lastname> </person> </people> XSLT …
When you use DbContext.Configuration.AutoDetectChangesEnabled = false to improve performance, then there will be no automatically state tracking (this is what’s causing the performance penalty). To update a entity in the database, including it’s releated entities (navgiation properties), you should use the Entry function on the DbContext: using System.Data.Entity; using …
From a developers perspective, developing metro style applications in Windows 8 is all about app contracts. One of the contracts is the sharing contract, this allows apps to share data without knowing up front to which apps it will connect. This contract also allows sharing by using NFC (near field …
Let’s assume you have a table Customer in a Microsoft SQL Server database: And want to delete Customer_008, Customer_009, Customer_010, Customer_011 based on a generic list in C#, you can join this generic list with a entity dbset in entityframework 4.2: NOTE: For best performance start the query …
The first thing you might ask me, is Scrum / Agile development and XP the holy grail of software engineering? The answer is: As always “NO”, for each software development technique or tool there are exceptions of when an when not to use them.That said, these are the best software …
Just want to share a screen dump of the new Microsoft Windows 8 extraction progress window:
After using VirtualBox and VMWare workstation for running my Windows 8 virtual machines, I seems like VMWare workstation is the winner at this point in time for me. So here’s the installation guide for creating a Windows 8 VMWare workstation virtual machine. File > New Virtual Machine… > …
Install Oracle VirtualBox v4.0.8 Start Oracle VirtualBox v4.0.8 Choose VHD (Virtual Hard Disk) for compatibility with Microsoft Hyper-V Enable PAE/NX Enable 3D acceleration Enable 2D video acceleration Enable SSD (if you have a SSD) Add Windows 8 i*.iso as CD/DVD drive: Use bridged networking. …
