Merge two collection of the entities?
Sometimes in our applications we have problems with the performance of the operations, that are performed on the collections of the entities. Usually the problem is caused by a lot of joins between tables. If we don't want to build big, time consuming queries that...
13 July, 2015
31 May, 2015
Get rid of the duplicated entities that represent the view
The main problem
Lately I was working on a problem, that was really surprising, before I understood it. I was querying the database to get some data using the Entity Framework 4. The entity was a representation of the view, which was joining a few tables. One of the information from the view was the...
10 May, 2015
How to set Bootstrap menu active class using ASP.NET MVC ?
Bootstrap framework is currently the most popular framework (or rather a set of themes and controls) which makes creating of the responsive websites very easy. Unfortunately, some effects on the website are not easy to reach in caseyou want to create a ASP.NET MVC web application using the partial views....
17 April, 2015
How to generate a WCF service from the WSDL file?
Why we need to generate WCF service using WSDL?
Usually we create our own webservices, but sometimes we need to create a mock of the webservice from which WSDL we have obtained. This situation may happen if we have to create a client of the third-party service to which the access is restricted. In that...
25 March, 2015
"HasValue vs null-check" and "Boxing vs Value property"
A few days ago I took part in a discussion about the differences in performance of the popular expressions, that every developer uses almost every day in the code. The subjects of the discussion were the difference between: null checking versus the HasValue property and boxing cast versus Value property....
08 March, 2015
How to get database column property for entity?
Why getting the column property for the entity is a problem?
When we use Entity Framework, we often want to get some information about some columns, that are a part of the database table, which is behind the entity. The most elegant way of getting this information is to use a partial class which contains...
10 February, 2015
How to use params in C# ?
Why it is sometimes to use params?
Imagine, that you have a lot of code, that is complicated, hard to maintain and you have a small amount of time to make a change in it. For example, you need to change a parameter (e.g. width, height, color etc.) of a controls with a specific tag. Those controls may...