Flask is actually not an MVC framework. It is a minimalistic framework which gives you a lot of freedom in how you structure your application, but MVC pattern is a very good fit for what Flask provides, at least in the way that MVC pattern is understood today in the context of web applications (which … Read more
Model-View-Presenter In MVP, the Presenter contains the UI business logic for the View. All invocations from the View delegate directly to the Presenter. The Presenter is also decoupled directly from the View and talks to it through an interface. This is to allow mocking of the View in a unit test. One common attribute of … Read more
This turned out to be a stupid error. My log4j wasn’t configured to capture my error output. I was throwing configuration errors in the background and once I fixed those I was good to go and my request mappings worked fine.
Angular 2 isn’t really MVC (but I suppose you can draw parallels). It is Component Based. Let me explain: Angular 1 is MVC and MVVM (MV*). Angular 1 was groundbreaking for several reasons, but one of the main reasons was because it used Dependency Injection. This was a new concept compared with other JS Frameworks … Read more
DTO is an abbreviation for Data Transfer Object, so it is used to transfer the data between classes and modules of your application. DTO should only contain private fields for your data, getters, setters, and constructors. DTO is not recommended to add business logic methods to such classes, but it is OK to add some … Read more
You have a statement (if or while, for example), right before the code you posted, without curly braces. For example: is correct, but the code below: will result in CS1023: Embedded statement cannot be a declaration or labeled statement. UPDATE The reason, according to @codefrenzy, is that the newly declared variable will immediately go out of scope, … Read more
Assuming you’re talking about an asp.net-mvc-5 application: For the default templates, ApplicationDbContext is used for all the ASP.NET Identity database CRUD operations. If you don’t know whats an Entity DBContext is, consider reading this guide.
I have got a form (below) that is posted to an umbraco surface controller. When I look at the HTML rendered for this form it seems to have added a hidden field called ufprt. Does any one know what this is? Why is it being added, I’m not using it any where ( I don’t … Read more
MVC/MVVM is not an either/or choice. The two patterns crop up, in different ways, in both ASP.Net and Silverlight/WPF development. For ASP.Net, MVVM is used to two-way bind data within views. This is usually a client-side implementation (e.g. using Knockout.js). MVC on the other hand is a way of separating concerns on the server-side. For … Read more
A Data Transfer Object is an object that is used to encapsulate data, and send it from one subsystem of an application to another. DTOs are most commonly used by the Services layer in an N-Tier application to transfer data between itself and the UI layer. The main benefit here is that it reduces the … Read more