Questions tagged [multi-tier]
In software engineering, multi-tier architecture (often referred to as n-tier architecture) is a client–server architecture in which presentation, application processing and data management functions are physically separated
multi-tier
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Where do you keep your docker compose.yml's? [closed]
Introduction
I've got two multi-tiered web applications running in docker containers that I'm trying to start using docker compose rather than ...
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2
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45
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How would I update the Textboxes in this multi-tiered program in order to properly display the values which are gotten by each method? C# ASP.NET
I have been asked to write a multi-tiered program that loads and parses 24 student grades from an xml file, and then display all grades, the lowest grade, the highest grade, and the average grade to ...
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Proper separation in layer architecture seems more of a theoretical goal than reality. Any strategies around that?
I am currently refactoring an application of mine I wrote back in 2015. Things were done I am not proud of, constant learing process and all that.
Previously everything was mashed together in one ...
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Difficulties connecting to database through Scaffold-DbContext
I am learning ASP.NET core 6 Multitier architecture. I tried making connection to database but I keep getting this error:
...
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405
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Multitier architecture and Identity. Why to use UserManager and RoleManager?
Microsoft Identity introduces UserManager<T> and RoleManager<T> classes to interact with ...
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I want to deploy a multi-tier web app into AWS but don't understand how to set it up
I was hoping someone may be able to explain how I would setup a multi-tiered web application. There is a database tier, app tier, web server tier and then the client tier. I'm not exactly sure how to ...
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295
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Multi-tier architecture: Angular, Node.js and MySQL
I'm using angular7, Node.js and mySQLto create a platform, each one of them runs on a ...
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How to use enums in Interfaces?
So we have Order which is Logic and IOrderData which connects the View and the Logic when it comes to data like properties. <...
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Architecture design for a multi-tier web-application using delphi and firebird
I have an application that allows for searches, display of images, etc from a database. This is written in Delphi running on a local database Firebird
I would like to make the application portable so ...
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81
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How to make ActiveRecord query faster on production environment running multiple servers?
How could I rewrite the ActiveRecord query to solve this issue? Im a python programmer and use sqlalchemy, so it would be great if this could be explained from a python perspective. I really just need ...
user5736915
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Datasnap server authentication problem with remote database of users credentials
The situation is: Datasnap client connecting to Datasnap server with his credentials. Authentication procedure starts with server makes a request to remote database which holds users credentials. If ...
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Multi tier architecture Appliation scalibility issue
We have a Spring-based application with multi-tier architecture.
Layers are in this order
Rest
Service
DB Layer
All bundled in a ...
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186
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Decouple a layer from multi layer architecture as a Micro Service
Scenario:
Currently, we have multi-tier architecture in this pattern
...
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35
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what is the significance of having application server?
In multi-tier infrastructure design, mostly all new web servers are capable enough to process the requests with high computation power. Why do we application servers as a separate tier even if web ...
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Is it wrong to use javafx classes in your logic layer? [duplicate]
When developing an application that separates into business logic and UI layer, is it ever wrong to use classes from UI packages? More specifically, is there any reason not to use the ...
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FastReports: Add Querys Data Tab without Database connection from Client Side
I have a multi-tier application made in Delphi XE3.
At client side, I have a report made with FastReports associated to a TClientDataSet with the main data, but I need to add querys in TFrxReport's ...
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53
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Remove indent multi tiered ordered list
I've multi tier list which I want to have the same indent across all tiers, currently as I go into each tier, each tier gets indented more. I want them all to share the same indent level. I've managed ...
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Three-Tier architecture: what should be in data layer?
I built a monitoring web application that reads from server log files. After that, business logic pull other information by using a geolocalization service.
Do I should consider both log file and ...
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Right way to use ORM in ASP.NET Core MVC? [closed]
An inexperienced web developer crying out for help!
Introduction
I am developing an MVC web app (using ASP.NET Core due to my interest in it).
In the back-end, there is an MSSQL Server with quite ...
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Secure connections to database on multi-tier server
I have a multi-tier architecture where my Rails web app and Nginx is on one server (that can be replicated and load-balanced if need be) and the Postgres database is on its own VPS in the same data ...
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In which Tier is Catalina RealmBase situated?
I am confused if Catalina RealmBase (DataSourceRealm, or the others) situated in Presentation Tier or in the business Logic Tier (Integration or Business Tier).
I created a ...
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Can we skip/bypass the intermediate layers in multi tier architecture [duplicate]
I am working on the project in which we have layered architecture in the following sequence
Web layer (ASP.NET MVC) -> WCF Services -> Business layer -> Data layer (Entity Framework) -> Database (SQL ...
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320
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Assembly dependencies within a multi tier application
I am taking a 1st attempt at creating a reuable multi tier application.
I have created a Data Access layer project which is referenced by a business layer project. I created a website that references ...
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Multiple Data Transfer Objects for same domain model
How do you solve a situation when you have multiple representations of same object, depending on a view?
For example, lets say you have a book store. Within a book store, you have 2 main ...
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Access Coherence cached data cross WebLogic cluster tiers (Data-cache/EJB/Servlet)
I am trying configure a WebLogic 12cR2 cluster to support distributed data cache and application cross serial clustered nodes.
Clustering topology as:
...
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How do you separate a web server and an application server in a practical sence?
I have a 2 Glassfish server and a database server on another host. The frontend is running JSP with some Javascript and the backend is using Hibernate to communicate with the database.
The appserver ...
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Dynamic subdomain in azure
I'm building a multiTenancy application with asp.net, on top of windows Azure.
The requirements are that any time a tenancy register in our app a subdomain is created for that tenancy in order to ...
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Communicating between different application servers in a multi tiered application
I am writing a node application which has two major tasks. Lets say task A (which reads from a caching layer and responds to requests) and B (which is the manipulation server responding to requests ...
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171
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Using Asp.net Identity with service instead of dbcontext
I have a multi-tier application with real physical tiers in different servers, I want to use asp.net Identity for my Authorization. But I wonder if it is possible that, Identity uses my DAL Service ...
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198
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How to implement Factory pattern?
I am trying to implement factory class and interface. But i am getting the below error message. I have created a factory class which decides which class to return NormalTaxManager or ...
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TClientDataSet / MIDAS.DLL stopped to work
I use TCLientDataSet often to store local data, using the SaveToFile and LoadFromFile methods.
Everything always worked fine, but somehow now it has stopped to work. When i call SaveToFile method, no ...
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Delphi on Windows 10 - Can't debug remote server anymore with TSocketConnection
I have a 3-tier application that uses TSocketConnection to connect to a remote datamodule server app.
In Windows 8 i could open two instances of Delphi, one for the client and another for the server. ...
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Access the User Role in data access
I have a MVC5 application, which uses the n-layer pattern.
On my website I have a search engine which allows the user to search for companies matching the query string.
The list of retreived companies ...
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237
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How can the client display the server's progress during a remote DCOM call?
I have an multi tier application witch use a TDcomConnection on the client side and a TRemoteDataModule on the Server side.
I have published a process server, which reads a TSQLQuery.
When I call ...
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Team foundation. building a solution with multi tier projects, DLL and Telerik controls
I have a website (WSPs) developed with ASP.net, and 3 projects (BLL/DAL/DTO).
I also use Telerik controls.
My build is failing in TFS, and I suspect it is because I am not referencing the projects ...
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Is this a good design for a multi-tier application?
I've been asked to write a multi-tier application.
It has a database to read data from and a view.
I thought about designing it this way:
DAL which has entity framework object of my actual db and ...
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342
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Hibernate dependencies location in a multi tier application
I have a specific question regarding the location of the hibernate-annotations jar in my maven project.
My project consists of three modules. The modules Client and Server are both depending on the ...
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566
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Asp.Net Multi-Tier Architecture Class Library References
I'm a PHP programmer that has applied for an ASP.NET job. They gave me an assignament to make an application (of my choice) that implements a multi-tier arhitecuture.
I have alot of dillemas. As I ...
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decouple software components via nameconvention
I'm currently evaluating alternatives to refactor a drivermanagement.
In my multitier architecture I have
Baseclass
DAL.Device //my entity
Interfaces
...
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A better usage of Weighted Round Robin Routing in Amazon Route 53
The question might not be as fundamental as you thought. First of all, thanks for reading it. I am a computer science student. I just begin to learn about AWS, especially the Route 53 so please ...
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Best Practice - Multi Layer Architecture and DTOs [closed]
After reading some of the Q/As here on Stackoverflow, I am still confused about the correct implementation of DTOs in my web application. My current implementation is a (Java EE based) multi-tier ...
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How to install MS Dynamics CRM 2013 on 2 tiers (App + DB)?
I need to install MS Dynamics CRM 2013 on two tiers. I have two VMs and I want to install the database of the CRM on one instance and the app of the CRM on the other instance.
Kindly guide me how ...
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Removing database dependency from 3 tier architecture
I have worked as part of a team on some 3 tier applications for a considerable amount of time. I like this architecture, but in all of these applications I have noticed a heavy dependency of the ...
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How to pass a complex type parameter (DTO object) to GET requests?
I have an n-tier application, whereas the core web service is built with Web API. many of the web service's methods are set as HTTPGET and accept a DTO object as parameter. my client app, built with ...
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Pass "this" object by reference in C# [duplicate]
I need to pass the this object by reference in C#. But as you know this is not possible.
I have a multi-tier application. In a nutshell, the DAL is getting Data from a web service in JSON Format. The ...
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What is the difference between the clean and the n-tier architectures?
What is the difference between the clean and the n-tier architectures?
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Looking for answers in an inherited N-Tier Application
I have inherited an n-tier application and I would like some explanation of its way of grouping files.
I guess BAL is the BUSINESS ACCESS LAYER
DAL is the DATA ACCESS LAYER
Any guesses for EAL? ...
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Pass DTO to service layer
Is it not bad practice to pass DTO object to service layer?
For now my service layer method look like this:
public save(MyEntity entity);
Mapping values from ...
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Akka-Java interprocess communication
I have a monolithic Java application (frontend/services) running in Tomcat. I'm trying to come up with a design that will allow me to slowly migrate all the parts of the application as individual ...
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How to use Identity membership with existing database (n-tier)
I've been reading various other questions about using asp.net-identity but I don't see anything concrete with regards to using it with an existing database when the project is developed in tiers. For ...
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