Questions tagged [mvc]
MVC (Model-View-Controller) is a software architecture pattern that enforces separation of concerns.
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MVC (templates): is it OK to call functions with arguments from the View?
In a MVC scenario, is it OK to pass arguments to functions from the View to satisfy different formatting needs?
For example: let's say that the model has a DateTime object and the view must show this ...
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Am I structuring this correctly for a .net mvc web app based on onion architecture?
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I am new to MVC. Most of my career I have used Web Forms in Asp.net. Reading about MVC has been really confusing because from what I have learnt is that in Traditional MVC, models were supposed to ...
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Paginate large data and store in temporary table for navigation
I have implemented pagination using SQL and stored that result of search into temporary table.
Temporary table is named after unique tab id.
So that other tab can have seperate result sets.
That ...
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Identity and access management in Clean Architecture and MVC design
The application user has a lot of standard functionality we see in most applications. At a high-level, this includes some form of authentication, authorization, and session management. At a low-level, ...
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Should the View pass data inserted from user to Controller or should the Controller get data from View's fields? (MVC Pattern)
My View has a textfield and a button. According to MVC pattern on button click should be called a function of the controller. This function should do some operation on the View's textfield content. It ...
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Using MVC with multi-table data
I read a few articles and Stack posts but I'm still unsure how to use MVC properly.
One of my app features is handling meetings - each having a list of subjects to discuss. My database tables look ...
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How to properly model an MVC model in this case?
I aim to understand pull model MVC. I'm stuck at defining a model for a simple color-guessing game in Java Swing I chose to practice it.
I borrowed the model's initial version from an example which ...
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Separating Plotting and Computation Logic in Scientific Computing MVC App
I’m developing a Matlab GUI for a scientific computing application and need to plot fairly heavy intermediate results.
Currently, the computation is represented as a function. The GUI accepts user ...
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Need some criticism for my backend app Architecture
I have been learning Backend development for quite a while now and I decided to build a bigger project using Express.js and the MVC architecture, the project is basically a Restful API with Vue.js in ...
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Is it okay to have one Service with two different Repositories in Spring Boot MVC?
I have a backend Spring Boot API that should have one(?) endpoint that returns some statistics to display in a frontend. These statistics are calculated from data that comes from two different ...
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Is it good practice to save an entire ViewModel in Session (C# ASP.NET MVC)
I have an C# MVC Application which is basically a large application form. We are using a large ViewModel to store all the information the user enters as they pass through multiple steps in the ...
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Display different panel on button click (MVC pattern)
I have to code a gui like this:
It's an homepage with a left menu and a changing right part, on button1 click form1 must be displayed, on button2 click form2 a so on.
Each form has its own button "ok"...
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Best RoR pattern for special instances of a subclass
I'm trying to figure out the best way to "partially" use the validates_uniqueness_of validator for a particular case of problem.
Let's say I have a Book class with multiple comments, with the Comment ...
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What are some of the best ways to create single page websites with dynamic content?
I'm expirementing with creating a website as a IT Ticketing system. This website has a top nav and a side nav. I want the content area to change depending on the link clicked. I've managed to get the ...
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Model View Controller: Can the Model access the view directly?
According to my understanding, in the MVC design the Model can only receive the functions calls from the Controller and not from the View directly.
Is it true that the Model can change or access the ...
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Model View Controller pattern for a Java desktop application
I'm struggling to fully understand MVC pattern, I found a lot of information on the web but they are really confusing because it seems there are various ways to do it.
What I understood is that the ...
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Should I put add() method in Laravel model
It's my first post here as I understand that SO is a platform to find fixes and this is where to ask questions about more general questions. Correct me if I'm wrong
I'm working on project in Laravel ...
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MVC database connection .NET
Introduction
I intend to create a .NET WinForms application (this will be a toy application) which connects to a SQL Server database backend. I have designed and implemented an object-oriented model ...
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Needs to understand the difference between boundary, controller, logical class types
As the title implies I am trying to understand the difference between boundary, controller and logical class types, which are used in the MVC pattern.
I will do so using an example. Please consider ...
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Why and how are Server-side Web MVC and client-side/desktop MVC not the same?
In MVC, does the view component deliver a new view to the user directly or indirectly via the controller component? says
The first thing to realize is that Server-side Web MVC (e.g. ASP.NET MVC &...
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How shall I implement a MVC program into presentation, business logic and data access layers?
Here is part of an ASP.NET MVC program, from https://docs.microsoft.com/en-us/aspnet/core/tutorials/first-mvc-app/controller-methods-views?view=aspnetcore-3.1 :
A model class Movie:
public class ...
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What domain objects might I need to represent a user and users profile in a forum web application
I’ve been trying to get a firm understanding of the MVC design pattern so that I can write my own framework for implementing the back-end of a forum web application using Slim 3. In particular, after ...
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Web/network Architecture with loading indicators
Let's say I'm using a MVC pattern. Here's some pseudocode:
View {
main() {
Controller.callAPI(url);
display(item, position) {
// display item at position
}
}...
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Is MVC an architectural pattern for user-interactive applications only?
Is it correct that MVC is an architectural pattern only for user-interactive applications? (That is my understanding.)
An application can interact with users via GUI or CLI.
Does MVC apply to both ...
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Controller class for an input dialog
I am learning OOP, concretely Java, by developing a real life business application for aimed for repair shops. I have followed MVC pattern design for GUI elements of my application. I was wondering do ...
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Preventing double submissions using PRG pattern
You probably know PRG (Post/Redirect/Get) pattern used in web applications to avoid double form submission (and usually conseguent item duplication in a data store).
But I keep reading this is not a ...
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Do MV* architectural patterns apply not only to OO languages but also functional languages?
I am learning about MV* architectural patterns, thanks to the help from several answers here. I learned that they are used for designing the architectures of user interactive applications.
I also ...
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In MVC, does the view component deliver a new view to the user directly or indirectly via the controller component?
In MVC, the view component doesn't receive user input directly, but the controller component does.
When the view component creates a view, does the view component deliver the view to the user ...
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How does controller work with view in MVC?
Link says
MVC – Model View Controller
Let’s look at MVC first. You’ll notice a few things about the diagram:
The input is directed at the Controller first, not the view. That
input might be coming ...
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Why does the Django Rest Framework encourage separating Model, Serializer and Views for the same object across multiple files?
Summary: Why shouldn't I put model, serializer and view classes for the same object in the same file in my Django Rest Framework application?
I'm building an application using the Django Rest ...
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Template engine design question?
I don't know if this is the proper forum for the question as any answers will be rather subjective. But here it goes, please advise if there is a better place to ask this.
I am designing a small ...
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How Interfaces Will Help in Real time Scenario? [closed]
I'm working in a real-time project. They are using 3 tier architecture using interfaces but I am not getting how it will work as Dependency injection.
I know interfaces can be multiply-inherited and ...
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How the MVC increase code testability?
I am learning MVC design pattern as an android developer and I've been seeing that it facilitates the testability of code. I understood this concept, but in real case I'm frustrated.
Can someone ...
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Model-view-controller architecture, desktop application and database connection
Let's assume we have a class structure for a particular application (a University manager for example, with classes representing semesters, subjects, timetables and so forth). It is to be a desktop ...
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How to design a PyQt/Pyside2 application to use the MVC pattern with the Qt MV pattern?
The context: I created a PySide2 app to remote control a pyhsical product. The device is interfaced with a driver to get and set it's overall state (state machine with nested and parallel states) and ...
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extending an MVC site to support a new controller, via adding a v2 area <- good idea? need help with routing
I want to extend our api to a (better) v2 version.
I came up with the plan of adding a "v2" area and under that, cloning each controller into it. (basically v1 sometimes returns json, sometimes text, ...
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Class property re-use vs redundancy
TL;DR - When designing classes for MVC use, is there "best practice" for how classes should be structured to eliminate property duplication and/or redundancy? I'm trying to avoid large (one-size-fits-...
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To And From Date Validation in Model
In my Springboot project I need to perform a validation of the type validFromDate<validToDate.
I was wondering whether would it be a good or bad practice to place a validation in the model itself (...
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Model - View - Controller: Are input fields views or controllers?
I am having a hard time trying to understand the MVC pattern, in particular the role of input fields in this pattern.
1. Conceptual question.
Let's say I have a document as model and a text area ...
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MVP where to set Content-type header?
I'm having some problems with deciding where to set the content-type header in a vanilla mvc framework. Should i add it inside the controllers method:
class ApiController extends Controller{
...
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Are resource files (.resx) secure?
I have a resource file called AppSecrets.resx, and the bit of code below to check the login credentials of the "super duper admin user". This admin user is distinct from normal admin users, as it is ...
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Is it valid to let view models populate their own lists for dropdowns in mvc?
I've struggled to find any discussion on this.
If you have a simple MVC page for updating a User, and you put a dropdown list on it of Country, you need to populate the dropdown list in the viewmodel....
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What are the relations between the presentation/application/data logics, client and server, and MVC?
I appreciate if someone could clarify my confusions about the following quote from Distributed Systems, by Coulouris et al:
Consider the functional decomposition of a given application, as
...
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How to avoid duplicate code in two similar MVC controllers
I have two panels, one for the admins and the other for partners. And there are two OrderController with Admin\OrderController and Partner\OrderController namespaces.
They both look very similar. ...
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PHP MVC - One view class for all controllers vs a view class for each controller
I am creating an MVC inspired PHP framework, mainly for learning purposes. I basically have the framework created and am building an app on it and improving the framework as i go along.
I am still ...
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Manage table relationships in Java dynamic web application that accesses a database, without using any framework
I'm developing a web application for academic purposes.
What i have to do is a simple website which keeps track of realties along with their respective owners and the tags they are bound to.
The ...
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Which types of objects that are instantiated inside controller's methods should be injected into the controller instead?
Consider code below
MyController //MyAction //MyHandler
{
public function processRequest()
{
// ...
$myObject = new MyObjectClass();
$myObject->methodCall();
...
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Where do JavaFX FXML controllers belong in an ECB architictural design pattern?
I am wondering where does the fxml controller belong in the Entity-Control-Boundary model?
When designing a JavaFX application with the help of Scene Builder, Scene Builder generates an fxml file ...
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Does "Model" in MVC refer to the class or the instance?
Working on a Rails project at the moment, we're working on some mixin-type methods to provide descriptions for each of the models in the project.
There's a method called model_description which ...
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Authorization and Audit on models in MVC architecture
What are the best practices to extend Authorization to the Model layer if in a monolith MVC application (i.e rails) you have other entry-points than just the Controller? I.e background jobs, or the ...
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