This is one of the most common question you got when you show LINQ to Entities or LINQ to Nhibernate to people that are not used to LINQ: How can I order by a property if I have the name of the property expressed as String? I’ve blogged in the past how you can do [...]
Continue reading about Order by a property expressed as string in a LINQ Query
In this post I dealt with a simple extension function to flatten a tree and in one of the comment Robert shared an interesting link that deal with the creation of a wrapper structure to use LINQ style function on tree structure. That article is really interesting, but the adopted solution requires to create a [...]
If you ever tried to implement a linq provider, you know that this is not a simple task. This is true for a full linq provider, but sometimes we need only a basic support, and in these situations there is probably a simpler approach. Suppose you need to give LINQ support to find user in [...]
I’m writing a simple Dto generator, and today I found a challenging problem. I supported dto composition like this: I have a CustomerDto3 that have only CustomerId and ContactName properties, then I want to autogenerate a OrderTestDto that have a Customers property of type CustomerDto3. The syntax on My T4 generator is this one. SyntaxCode [...]
Continue reading about Manipulate Expression Tree in DtoGenerator
I have a little validation library that must support localized error messages, it uses a simple techniques, when you set an error message for a specific validator, if you do not want localization you can simply pass a single string, but if you want message to be localized, you specified two strings, one is the [...]
