The high-level design and description of a software system. Architectural design distills away details of implementations, algorithms, and data representation to concentrate on the interaction of "black box" components.

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21 views

Symfony 2 Multi tenancy architecture, data loaded form front controller/kernel based on subdomain

Hello fellow programmers, (a bit of background)I'm building a Symfony 2 application for university Student accommodation, when our clients from the university side register with their details a ...
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1answer
46 views

Best way to organise the software for microcontroller external peripheral drivers

Recently, I have begun designing and writing code for microcontrollers in order to get a deeper understanding of how they work. The first major project I have undertaken involves writing a driver for ...
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84 views

Events in WCF Service Architecture (Server Side)

Problem: Now, I have some events that will take place when the client submits a request to the server. These events will arise on the server and they will be subscribed by the services themselves ...
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42 views

Flat files for events and alarms

So I'm working on a project that I was introduced to a year ago. One of the features of project involves alarming the users when certain events are triggered. There is also a log of these events. ...
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0answers
33 views

Command Pattern for Logging/Backup/Testing

I need your input guys on this concept I intend to implement: Use the Command Pattern to record everything in my app. It should encapsulate every single user action and micro-action as a Command and ...
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0answers
25 views

Using Google for full text database search

I have a lot of text and I am storing it in Elastic search. Using Lucene, NLP and Wordnet filters the search is good but not as good as Google's because none of these methods use AI for the search so ...
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15 views

Cascading ACL and drill-down data architecture

I want to implement a drill-down data architecture based on the data and the ACL permissions of a user. Lets say we have data of employees of an organization and lets consider the hierarchy as ...
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2answers
93 views

How can I have objects interacting and communicating with each other without forcing a hierarchy?

I hope these ramblings will make my question clear — I'd totally understand if they wont, though, so let me know if that's the case, and I'll try making myself clearer. Meet BoxPong, a very ...
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64 views

Is there a name for the anti-pattern of over-using event busses for uncoupling?

While global event busses can certainly help to previously tightly coupled code, they come with a big cost when applied impetuously and oftentimes conflict with dependency injection. Let's assume we ...
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56 views

Examples of modern, well designed C++ projects that don't use object-orientation? [closed]

Does anyone know of any open-source, well-designed and moderately modern C++ projects that do not use an Object-Oriented approach? It could be either done in a functional fashion, or in a more ...
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2answers
100 views

Domain driven design, can two aggregates have the same root?

For the purpose of separating different functionality into different classes, I have two following Aggregates: ActiveEmployee AssignTask () ReassignManager () Deactivate (string reason) ...
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21 views

Synchronizing content between web-based app and game server

I have a MUD server, written in C, that I'm trying to move from file-based storage to MongoDB. Eventually, I'd like to offload administration of game content and settings to a web console, written in ...
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45 views

How to expose the domain model as options to drive the view behavior

First off, I'm not thrilled with the title, so I'm open to suggestions there. Here's my question: I'm designing a simple application that takes input from a user and produces an output document. ...
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5answers
148 views

Should I use BLOB or Tables for storing large data?

Problem Currently investigating a solution to improve the performance of a web application. The application works well for small projects, but faces performance issues in the UI when working with ...
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2answers
121 views

Does this data processing pipeline design need to be so complex?

I have a data processing pipeline with well defined stages and IO boundaries. I can choose a language to suit the needs of this design. It starts with an InputObject. At the end of each stage, ...
2
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1answer
54 views

Advice on architecture (WCF / MVC)

First of all, the basics. N-tier application: presentation, business layer, database. It is an old .NET 2.0 (WSE + WinForms) application, a bit more tightly coupled than I'd like, and the requirement ...
3
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0answers
38 views

Service repository and discovery without WSDL

I'm in the very early stages of moving a development team away from large monolithic app development to an SOA approach. One of the things that caught my eye in this article about SOA: Stevey's ...
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0answers
46 views

Will using a pure MQTT approach be the right decision?

I plan to provide additional functions for a closed-source 3rd party point of sales application. That application is used in restaurants, is run on Windows and uses dbase style databases. I know the ...
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1answer
27 views

Using session managed application environment vs no protection

First of all sorry for the title, I didn't know how to explain it. So here comes the story; We are bunch of coders, front-end and back-end, and we are going to create this new system, based on ...
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3answers
150 views

Database Normalization vs dependencies

I am developing 3-4 interdependent programs. Call them foo bar baz and auth. I want them to be independent of each other. Imagine if I were to license out each program to other companies. Some ...
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0answers
28 views

Top Menu bar driving a sidebar sub menu

I have an application written is C# ASP.NET MVC 4 with Razor views. I am a bit stuck on my menu structure. As per the image above, one can see that there is a Top Menu and a Side Menu. The ...
3
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1answer
94 views

Is contructing complex mocks for unit testing a sign of bad architecture?

The title is fairly self explanatory. To elaborate: I'm currently updating a suite of unit tests for an application which makes heavy use of Entity Framework. We connect to this via a classic ...
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2answers
77 views

When developing an MVC framework, how should I be using Knockout.js?

I'm currently using the Laravel PHP MVC Framework to develop a web application; and it's going along quite nicely. I'm very comfortable with the expectations of the framework and how my application ...
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3answers
120 views

What is the preferred way to store application configurations?

Most of the time, I store development application config in root directory of the project, like this: app |-- config.json But that doesn't seem to be the best approach, since this config ends up ...
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0answers
36 views

Embedded tomcat cold deployment without service disruption

I have the following scenario. For various reasons I chose to use embedded tomcat for my rest backend that will form a cluster of AWS machines. I will want to deploy fairly frequently updates ...
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2answers
98 views

Understanding how layers are separated in an MVC application

I am using Visual Studio 2013 MVC 5 application using Razor. I want to understand in which order layers sit and interact with each other. In my solution I have: UI Layer (Main Project) - ...
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29 views

Should scraper interface with REST service, or directly with DB?

I'm interested in creating an application with a pretty simple architecture, but I'm newly attempting to make it modular and scalable (i.e. backend components as separate projects running in their own ...
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0answers
61 views

How can one simply follow reactive manifesto? [closed]

I am quite confused about the Reactive Manifesto. According to this manifesto a reactive system should be: Responsive Resilient Elastic Message Driven Now for being responsive and resilient, as ...
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2answers
29 views

Application model management questions

Consider the following type of Java / Spring web application, with an SQL database: there are multiple data entity types (about 100) with relations between them the entities are viewed, edited or ...
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1answer
94 views

Azure table storage and SQL

I am in the middle of an architectural decision that down the line will be important. I have a system where I use ATS (Azure Table Storage) as the store for simple and very little data. It's not ...
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1answer
53 views

Shared database vs tightly coupled message model

We have an ASP.NET MVC application sitting on top of a MySQL database. Now we're thinking about creating a public REST API so that third parties may integrate their services with ours. Now, I would ...
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1answer
59 views

Upload files from mobile device to Amazon S3 architecture

I have an iOS app that communicates to a REST API I developed. I am using Amazon S3 for storage of image and audio files. Right now I am able to upload/download the files directly from the mobile app ...
3
votes
1answer
36 views

Architecting a SaaS for backwards-compatibility in regards to data and business logic

I have a SaaS platform where the user fills out a form and data entered into the form is saved to a database. The form UI has a large amount of config (originates from the DB but ends up in ...
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1answer
41 views

Cache policy categorization

From what I search online, there are 2 most common policies used in cache access: Cache aside Read through + Write through But there are some other policies like: For write hit case: Write ...
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2answers
103 views

Dealing with states in a immutable approach [closed]

I want to know how to deal when you have some states in a program, with functions that depends on them, but with a immutable approach. I read some examples and questions, but all focus in a small ...
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0answers
53 views

Microservices - remove unnecessary boilerplate?

My thoughts: microservices are becoming popular for distributed architecture java is (for now) a main course in enterprise applications JEE stack too How to reduce a boilerplate (including Maven ...
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3answers
167 views

Why is a architecture with anemic models the JavaEE standard?

I took a JavaEE course today and I was presented to the "default" JavaEE architecture, which consists mainly of Entities, Services and DTOs. The guy presenting the course explained that it was indeed ...
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2answers
68 views

Partitioning REST API resources into areas based on business domains

In a major application REST API that covers several related domains, does it make more sense to split resources into 'areas' based on the business domain they belong to or is it better to to maintain ...
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4answers
162 views

Architecture: Are form default values considered business logic and where should the logic to calculate them be placed?

An example of default form values on a search form might be: Start Date - Today End Date - The last day of the next month Obviously, these are fairly simple examples, but default values can get a ...
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2answers
311 views

Conceptual mismatch between DDD Application Services and REST API

I'm trying to design an application that has a complex business domain and a requirement to support a REST API (not strictly REST, but resource-oriented). I have some trouble coming up with a way to ...
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0answers
84 views

Using xsd2Code and custom c# classes

I am using the xsd2code class generator to generate classes based on a schema file provided by a system vendor. This vendor also provides a REST API to access data via Web Services, and I've had a ...
3
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1answer
72 views

Consistent snapshot

Suppose process A has a consitent snapshot of some entities. And it is constantly receiving updates for this enteties. Now client B connecting to A and it should receive the consistent snapshot of ...
4
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3answers
79 views

Web Service and Message Queue

We're looking at creating a web services/REST API layer that will be consumed by web and mobile clients. To make the solution more robust I was considering putting the commands from PUT, POST, and ...
1
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1answer
33 views

Synchronization of resource that has moved out of requests filter range

I have a RESTful API with corresponding clients. If a client request fetches a set of resources (Events) based on a filter, say events taking place between 2015-04-13 - 2015-04-19. If an event which ...
1
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1answer
56 views

Web applications and homogeneity across users

My boss is asking me to implement certain features in a web application (rails) that are relevant for only a couple users, sometimes just one user (the reason is this is targeted for businesses and a ...
29
votes
6answers
8k views

Is it okay to have code smells if it admits an easier solution to another problem? [closed]

A group of friends and I have been working on a project for the past little while, and we wanted to invent a nice OOP way of representing a scenario specific to our product. Basically, we're working ...
11
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1answer
544 views

Slicing up the Development Stack - diagonally?

We've got a new project going on, and at the moment developers have been split into two teams, team A and team B. This project has 2 parts to it which require development throughout the development ...
1
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1answer
101 views

Clarification on MVC Architecture Overview

I'm doing an MVC 4 architecture diagram for a report and since I'm relatively new to MVC,i was wondering could some one clarify with me is REST (HTTPPOST etc) between view and controller, or ...
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1answer
42 views

Databinding When View Differs From Model

I have an entity Customer. Customer has a collection of Accounts. I have corresponding classes. The Customer class has-a List<Accounts>. I have two views. First page shows the Customer's name, ...
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4answers
263 views

How to optimize the application with huge number of database requests per minute

I have to provide free demo of some service to end users in my application. Free demo could be of 30 mins, 1 hours, 5 hours etc. (predefined time) for a new user for one time only. User can also ...