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Using C# explicit interface implementation for hiding…
One thing that surprised me the most about the C# was the fact that it does not support multiple inheritances (which I knew from the C++). How can we deal with that? Of course,...
Forever F[r]ame
What are covariance and contravariance in C#?
Sometimes it happens that we use mechanisms/features of specific language without beeing aware of it. That’s fine, but if you’ll want to discuss your code in a future to the audience or coworkers, soon...
Using Interceptors with aurelia-fetch-client
In today’s post, we are going to explore another feature of the Aurelia framework or more precisely aurelia-fetch-client. So, in many cases, it would be nice to perform some specific actions when doing an...
Mac OS X for .NET developer?
I’ve been using Windows OS since I remember. I guess the first version I used was ’95. Why Windows? Well mostly because of simplicity. When I wanted to install some application, all I needed...
Exploring Aurelia’s route pipelines
When coding web applications we sometimes come to the point when we need to perform some action during user’s navigation. One of the most common examples would be authorization and checking whether the user...
Func<T> vs. Expression<Func<T>>
A few days ago I was playing with Entity Framework when suddenly an Exception popped out on the screen: Additional information: LINQ to Entities does not recognize the method ‚System.String GetFullName(User)’ method and...
Generating view model and view using Aurelia CLI
In the previous post, I presented to you the Aurelia – new, great JavaScript framework created by Rob Eisenberg. We also used its Command Line Interface (CLI) to create new Aurelia project with all...
Meet Aurelia & CLI
As we all know, JavaScript world is one of the fastest growing. New frameworks appear and soon after die because of capabilities or outdated solutions. The example here is knockout.js (which I really loved...
How to guarantee username uniqueness with CQRS/ES?
To be honest, I thought that my previous post would be the last in the CQRS/ES series, but I forgot to discuss one more thing related to that topic. Many developers don’t know how we...
CQRS/ES #6 Read database and Event Handlers
As I announced in the last part, our CQRS/ES journey is almost finished! But before it happens we need to take care of read side of our application. However, before we move forward to...
Dealing with optimistic concurrency using Entity Framework
The letter „U” in CRUD means Update. Is that something hard to do in our applications? Of course not! We simply get some data, change the value of selected columns and save our changes....
