Runtime type conversion is something we all have to do from time to time, and in C#, type conversion is usually done using either the as keyword or casting. Here’s a quick glance of how the two approaches differ: Null reference Conversion failure User-defined conversion Performance as Null Null Ignored Fast casting Null Exception Used …
AMFVO is short for Action Message Format (AMF) Value Object (VO). AMF is a binary format used to serialize ActionScript objects, primarily used to exchange data between a Flash application and a remote service; a VO is also known as a Data Transfer Object (DTO), it is used to transfer data between application subsystems. An …
In C#, there are two ways for you to declare a constant variable, you can either declare the variable as readonly, or const: readonly A variable declared with the readonly modifier can only be assigned as part of the declaration or in the class’s constructor: const A variable declared with the const modifier must be …
Of all the methods available on the Enumerable class, OfType<T> is arguably one of the most useful and yet under utilized method. For example, you have a list of Cat and Dog objects, all inheriting from a common Animal class, but occasionally you want to perform operations on only the dogs or cats, and that’s …
Functional programming with Linq – Enumerable.OfType Read More »
If you have an interface like this: with a concrete class like this, which you want to wire up with Castle: Then here’s the syntax to specify the component in your Castle Windsor configuration file Similarly, imagine if you have more than one generic type parameter: Remember, you need to use the back tick (`), …
Castle Windsor Tips – specifying generic types in config file Read More »
I ran into a versioning problem when I tried to use the latest version of FluentNHibernate with the latest version of LINQ to NHibernate because LINQ to NHibernate is built using a later version of the NHibernate binaries. After doing a little search, I found a version of NHibernate which both LINQ to NHibernate and …
NHibernate 2.1.0 GA with LINQ to NHibernate and FluentNHibernate Read More »
Whilst working on an image view I needed the ability to bind the value of a Slider to a ScaleTransform as a percentage value and at the same time display the value of the slider in a label. So for a zoom range from 1% to 250% you would usually set the Minimum and Maximum …
WPF – how to bind ScaleTransform to Slider, percentage style! Read More »
Back in my first post on AOP, I mentioned the Memoizer on D. Patrick Caldwell’s blog, well, today I came across a situation where I was able to use it but first I needed to make a few modifications because the original implementation didn’t satisfy some of my requirements: There is no cap on the …
Of all the cursors that we come across on a daily basis, the grab and grabbing cursors are two notable absentees in the list of supported cursors in WPF/Silverlight. So if you happen to need these two cursors as I did earlier in the day, then here’s a few easy steps to get you going: …
WPF – loading grab and grabbing cursors from resource Read More »
So often when you are working on a solution with multiple projects you will have to change the contents of the AssemblyInfo.cs file for each project so the DLLs show the correct company, trademark, and most importantly version numbers. This is a very laborious task and chances are you might have been wondering how you …
.Net Tips – use a shared AssemblyInfo.cs for your solution Read More »
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