It’s pretty easy to populate and read from a ComboBox when the selected item is the same as the selected value. I.e. just simply use: [sourcecode language=”csharp” padlinenumbers=”true”] string selection = comboBox1.SelectedValue.ToString(); [/sourcecode] However, when you need the value to be different from the item (I.e. display value). Perhaps you want to display the Month […]
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I had a requirement where I received a generic list from a method and needed to iterate through the the list and change a value if certain criteria were met. Initially, I decided to use a foreach statement. However that resulted in a Can’t modify members because it is a ‘foreach iteration variable’ exception. Which […]
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I recently started a project working with Lucene.Net. I am amazed at how simple it was to create and search indexes. I downloaded the source by pointing my TortoiseSVN (subversion) here (https://svn.apache.org/repos/asf/lucene/lucene.net/tags/Lucene.Net_2_9_2/) and performing an Import. Once I downloaded it I opened the Lucene.Net.sln solution file in Visual Studio 2010 and compiled it targeting .Net […]
Read More →Perform the search. In this step we will use the query which was created using the query parser to perform the search on the index we created in step 1. The Searcher class needs to be told where the index we want to search is. We will create a directory class to hold this information […]
Read More →Knowing which data type to use in different situations is generally a basic level decision. I mean you do not need to think very hard about storing regular numbers or storing words. I hope you don’t believe that. Actually, choosing the correct data type to store your data can have serious implication on memory, storage, […]
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Here is an example of a conversion from a Silverlight project that reads data and loads it to a DataGrid to a WPF project. Please read my previous post which covers the creation of the Silverlight project used in this example. Difference #1 Silverlight is built as a UserControl which is converted from your XAML […]
Read More →Build the Query. There are numerous ways you can build your query. I counted 17 different Query classes in the Lucene.Net source code. Here is a list of some of the query classes and when to use them. Query Class Description TermQuery Searches for a specific term RangeQuery Searches within a specific range, ex: date […]
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Creating a simple ‘Hello World’-like WCF service is very simple with Visual Studio 2010. Open Visual Studio 2010 and select New => Project => WCF Service. Name it for example, HelloWorldWCF. It will initially create 2 files for you (IService.cs and IService.svc). Delete them. Right-click on your project and add a new WCF Service named […]
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I successfully created and published my first NuGet package that included a .NET Standard class library here. It is nothing specifically awesome but it’s pretty cool, simple and something I have never done before. I simply executed this msbuild command on my .NET Standard class library and it built the package for me. msbuild CSharpProjectName.csproj […]
Read More →I originally downloaded and installed the 2.0.0-download.md version of the .NET Core SDK and Runtime from GitHub here. The mistake I made was to install the SDK Installer for the bit of my Visual Studio instead of my OS. I am running a 32bit version of Visual Studio on 64bit version of windows. I was […]
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