Monthly Archives: July 2012

Execute Python code using C#

Posted on July 30, 2012 by chanmingman

In order to to run the Python code using C# you need to add reference   ·         IronPython ·         IronPython.Modules   You can get download this from http://ironpython.codeplex.com/.   You also need add Dynamic Language Runtime as reference ·         Microsoft.Dynamic … Continue reading →

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‘ProjectName.Program+Category’ was not mapped. Check that the type has not been explicitly excluded by using the Ignore method or NotMappedAttribute data annotation

Posted on July 29, 2012 by chanmingman

If you follow the code from this blog http://blogs.msdn.com/b/adonet/archive/2011/03/15/ef-4-1-code-first-walkthrough.aspxthen you might hit the error “’ProjectName.Program+Category’ was not mapped. Check that the type has not been explicitly excluded by using the Ignore method or NotMappedAttribute data annotation.” I repeat the code … Continue reading →

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‘DbContext’ could not be found (Code First)

Posted on July 26, 2012 by chanmingman

When you want to use Code First feature in Visual Studio 11 or Entity Framework 4.1 then you might hit the error “‘DbContext’ could not be found”. If you are looking at the blog like http://blogs.msdn.com/b/adonet/archive/2011/03/15/ef-4-1-code-first-walkthrough.aspx you will wondering the … Continue reading →

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Write XML Tree to XML file (LINQ to XML)

Posted on July 21, 2012 by chanmingman

When you read the article Creating XML Trees in C# (LINQ to XML), http://msdn.microsoft.com/en-us/library/bb387089.aspx, you will see the console output is   Child1 was cloned Child2 was attached   You will have a question on why it doesn’t look like … Continue reading →

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Cannot send photo using Samsung Android phone

Posted on July 19, 2012 by chanmingman

There is nothing to do with your phone like Samsung Ace but you need to 1. Press menu 2. Go to Settings 3. Press Wireless and networks 4. Press Mobile networks 5. Enable the Use packet data. Do disable it … Continue reading →

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Simple sample on Export to Excel using OpenXML SDK in ASP.NET

Posted on July 12, 2012 by chanmingman

When you download the source code from http://www.codeproject.com/Tips/366446/Export-GridView-Data-to-Excel-using-OpenXml to try to Excel a single cell to Excel file it is just uneasy. I have broken a big chunk into a smaller unit to just output one value to an Excel … Continue reading →

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Simple way to get the DOM element by id using HtmlAgilityPack

Posted on July 5, 2012 by chanmingman

The is a XMLDocument (serious I bet this is what they are using) wrapper in codeplex.com called HtmlAgilityPack. Somehow there is not easy to get the document even on how to use GetElementbyId method. The code below shows how to … Continue reading →

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Move html to cshtml for backbone.js in ASP.NET MVC 3

Posted on July 4, 2012 by chanmingman

If you download the tutorial for backbone.js part 1 here http://net.tutsplus.com/tutorials/javascript-ajax/build-a-contacts-manager-using-backbone-js-part-1/ you will see the UI is using html file, with html extension of course.   You can create a new MVC3 web application using ASP.NET MVC 3 Web Application. … Continue reading →

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