January 2012 – Knowledgebase

Use sticky notes as bookmarker in a PDF document with Adobe Reader X

25 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

How to use SaveOptions.None with DbContext in EF 4.2

20 January, 2012 Roel van Lisdonk 0 Comments 1 category

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 { ///

How to convert a XML file based on attributes to an XML file based on child nodes by using XSLT.

20 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

How to update a entity in EF 4.2, when using Configuration.AutoDetectChangesEnabled = false.

12 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

NFC with Windows 8 is starting to get really cool.

12 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

How to bulk delete data based on strings in a generic list in C# and EF 4.2

11 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

Scrum and XP from the Trenches – How we do Scrum

10 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

Windows 8–Extraction progress window

6 January, 2012 Roel van Lisdonk 0 Comments 1 category

Just want to share a screen dump of the new Microsoft Windows 8 extraction progress window:

Installing Windows 8 on a VMware workstation v8.0.1 virtual machine.

5 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

How to create a VirtualBox v4.0.8 Windows 8 (x64) image.

5 January, 2012 Roel van Lisdonk 0 Comments 1 category

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

Month: January 2012