Application design covers the entire pre-implementation phase of a project and consists in conceptualizing the architecture, its components, the interactions between each component, the data flows, and the processes to implement.

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2
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1answer
72 views

How can I find out network latency in rest service

I have two Java applications deployed on tomcat. For inter application communication I provide jar file of application (Java API) to other application and it becomes a method call which is fast. Now ...
9
votes
3answers
312 views

How to share a code base among 10+ projects and minimize pain?

I have a number of applications that share the same data in the same database. To try and minimize redundancy of code the Data Access Layer is a shared project. This prevents each project from needing ...
2
votes
2answers
106 views

Multi application handling from single GUI [closed]

I'm searching for an approach to a very generic problem. In my recent private project, I want to control different Applications from a single GUI. To make the idea more clear I'll explain my project ...
0
votes
1answer
39 views

Should registration be required for an application which relies on success based on unique barcode?

The application goes something like this: Users download app and upon downloading, a unique barcode will be presented to them. The barcode (via phone) is scanned at the checkout (so it eliminates ...
5
votes
3answers
131 views

What is an “application model”?

Currently I'm studying .NET Core and in the early docs which first introduced .NET Core we see that talk about the many different verticals. This can be seem in this picture: In all the verticals ...
10
votes
2answers
5k views

Django application strategy

I have been working a while on a Django project which has been growing a bit lately. I have been think a bit about what strategy to use to make it easier to handle. One thing I would like to get some ...
0
votes
0answers
16 views

Rightness of reducing dependencies by grouping them for an application

This question is not technology specific althought a technology specific answer is welcome. Furthermore i'm asking about a design problem for an application which have (in my opinion) not the same ...
0
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0answers
48 views

Leave Management System in SharePoint 2013

I am developing Leave Management System in SharePoint 2013. Employees can apply for leaves and Manager can either approve or reject it. I have accomplished this by creating a new list - "Leaves" and ...
5
votes
2answers
22k views

Recommended reading for (Object Oriented) application design architecture? [duplicate]

Possible Duplicate: Best books on the theory and practice of software architecture? In life it doesnt matter if you do one thing for 15 years. You will end up waking one day and asking ...
48
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5answers
41k views

Advantages and disadvantages of building a single page web application [closed]

I'm nearing the end of a prototyping/proof of concept phase for a side project I'm working on, and trying to decide on some larger scale application design decisions. The app is a project management ...
2
votes
2answers
92 views

Implementing a method that never returns the same data twice

I have a mobile application which retrieves x number of ContentItems from a Web API, however I need a way to only display content that the user hasn't seen before on screen. (Just to be clear, the ...
3
votes
1answer
113 views

Spring Batch + Web Scraping

I need to develop a batch processing that will be executed every day. These are the steps: Read each line of a database table that contains a URL (SQLite) Extract some data, say Users, from that ...
0
votes
1answer
37 views

Confusion over organization of services

I have the following services: UserServices This has various methods: fetch_by_id(), create() etc. SessionServices Session handling: create(), destroy(), various getters. AnswerServices An answer ...
0
votes
1answer
33 views

MySQL: Application Table Design

I'm creating a new site which will have many objects, such as posts(text/photo/video), products, photo galleries, etc. Currently my design is to put all of the objects into a posts table, but I'm ...
0
votes
1answer
1k views

Folder structure for app with Symfony 2, React, Webpack, and Sass? [closed]

I am creating an app that uses some components of Symfony2 along with React, Webpack and Sass. We will mostly code in PHP, with the other things adding functionality to our app. I'm having a hard time ...
3
votes
1answer
78 views

Why update client model before sever model?

In tutorials I've seen, when data changes on the client (maybe a TODO is added to the TODOs list) the client side model (and often UI) is updated first, then the server is called to persist that ...
3
votes
1answer
204 views

Azure Webjob Creation and workflow management

I am attempting to create a long running job to be used in Azure. I would like to be able to run multiple instances of this job if I needed it. I was thinking of seperating the primary functionality ...
5
votes
1answer
285 views

How to design a time tracking or activity monitoring application? [closed]

I am trying to build something like Manic Time - which is an application that tracks what the user is currently working on. It worked flawlessly on Windows, but doesn't support Linux. It has mad ...
0
votes
0answers
10 views

Saving Data in the registry for Group Policy management. Ideal solution vs storing in local files?

I'll start with saying that I know very little about the windows registry, and even less about group policy. Which is why I am relying on you guys's knowledge and experience to guide my forward. I ...
2
votes
1answer
142 views

How do I handle online payment for items with single quantity? [duplicate]

I would like to implement a robust way to handle ecommerce payment for items with limited quantity, like for example exclusive paintings. Payment would ideally be accepted via PayPal and credit ...
3
votes
0answers
45 views

Update of user interface cycle

I am developing an App for iOS. In an attempt to avoid the pure MVC where everything is packed in the "Controller", I have added a Presenter layer and an Application Layer. In doing so I have come up ...
3
votes
3answers
834 views

A software design pattern to model runtime-dependent behavior

In a interview I was asked, Suppose we are going to create a software that runs on both desktop machines and smartphones. Name a software design pattern that could be used to enable the ...
0
votes
2answers
284 views

How to acquire data and render page in context of REST/API application?

In typical REST/API application, build on MVC architectural pattern, what is the best available technique for acquiring data for rendering views? Should it be: as in any non-API application: data ...
1
vote
2answers
56 views

Using many Resource URI to create a Record and handling failure

Hi Guys, I have a decision to make to solve a problem, I’m describing the problem below. Application Overview I have an ASP.NET MVC 4 webApp which uses Rest Api for almost all the tasks, from Login ...
46
votes
6answers
15k views

How much business logic should the database implement?

I've worked in some projects where most of the business logic was implemented on the database (mostly through stored procedures). On the other side, I've heard from some fellow programmers that this ...
0
votes
1answer
201 views

DAL / Model / Application-Design Question for a MVC Application

I have a device that stores raw binary log data as a BLOB in a MySQL DB. That process is a blackbox to me (closed source) which I cannot change. I know, however, how to decode that BLOB and transform ...
2
votes
3answers
1k views

Is there a canonical book on functional design specifications? [closed]

I have seen and read quite a few books about software design (using UML, etc.), and others about user experience, GUIs, etc. but I'm looking for books that describe the process that happens before all ...
4
votes
3answers
1k views

How to securely implement Roles in a Windows Form application?

As an ISV, what is considered best practice for implementing Application Role based security? In other words, only allow users to access certain features in the application based on what Roles they ...
1
vote
2answers
2k views

Do modular PHP frameworks really improve applications?

One of the goals of modular frameworks like Kohana or Alloy is to make it easy to add and remove components (i.e. "plugins" or "modules"). However, in all the larger projects I have ever worked - the ...
4
votes
1answer
149 views

What is the benefit of offloading email to a transactional mail service?

Why do so many people recommend offloading email to a transactional service such as Mandrill, Postmark or Sendgrid? Is sending email via smtp really that much slower than sending a request out to ...
1
vote
1answer
538 views

Keeping database connection [duplicate]

Say you are developing a desktop application that extensively uses a database, should you have one handle for the database that the entire app references? Or should you open a connection when you need ...
-1
votes
1answer
251 views

Help in (re)designing my Swing application [closed]

I have developed a Swing application that controls execution of several scripts like jobs. I need to display the interim output of the jobs concurrently. I have followed MVC while writing the ...
1
vote
0answers
57 views

How to help keep track of identifiers used both in the application and in the database?

For example: I have an ACL (access control list) with keys in the database like create_user and allow_booking_for_past_dates. Each ACL entry has a corresponding method or function name in the ...
0
votes
1answer
121 views

Choosing which application instance will do the updates when dealing with multiple workstations w/o server involved?

So, I've got an interesting design problem and I honestly don't know how to tackle this. I have an application that will be ran on a dozen of workstations. Of those workstations, it is impossible to ...
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vote
3answers
1k views

How to document program flow so the outcome looks professional? [closed]

I have designed a simple website on paper. Now I want to produce a professional-looking document for my customer to approve. How can I do this? I've tried Visio, but it seems horribly ...
2
votes
2answers
174 views

Should database-models (conceptual or physical) be reviewed by DBAs?

Where I work, new applications that are being developed that will use their own relational database, must have their database-models (conceptual, then physical ) reviewed and aproved by DBAs. Things ...
1
vote
0answers
142 views

Design Structure/Data Structure thoughts needed

I am reading a Binary file, it has several blocks, each block has different names/data. Some of this data is string value, date, datetime, time but most of them are integer value. Previously I code a ...
0
votes
2answers
134 views

Somewhere to put miscellaneous files

We want to be able to offer users of our software the facility of having a miscellaneous folder for each of their clients. All these client folders would be stored together in another folder called ...
0
votes
0answers
47 views

XML vs SQL for content display on an ecommerce website [duplicate]

I am in process of developing an e-commerce application which is using SQL Server 2008 as a DB. I was suggested to use XML for content/product display, I bought the idea of using XML as a datasource ...
4
votes
1answer
2k views

Designing a Content-Based ETL Process with .NET and SFDC

As my firm makes the transition to using SFDC as our main operational system, we've spun together a couple of SFDC portals where we can post customer-specific documents to be viewed at will. As such, ...
5
votes
4answers
862 views

Architecture suggestions on a multi-project multi-database 'intranet'

Here is the situation I have inherited: We have approximately 10 websites (Asp.net web forms) that each have their own database. Each of these databases houses some site specific data, and each has ...
3
votes
2answers
630 views

How should I structure a C# application that reads & writes binary data?

I have to read and write binary "chunks" of approximately 1Mb each. The data can come in the form of a stream or a in-memory byte[]. Normally I would use a Struct with a fixed layout, but there are ...
4
votes
2answers
300 views

What is the preferred way of communicating between applications on the same system?

I'm designing a system that is built on several small applications written in python, some of these will be services and others will be programs that only run during special situations. What I need to ...
3
votes
1answer
6k views

Application Logic – which of the two definitions is correct?

This is my understanding of the Application Layer: • It implements Application logic • this layer contains Application Services, which are used by external consumers to talk to your application ...
0
votes
2answers
117 views

Necessary Infrastructure for large project with many components communicating through IPCs

I have a fairly in depth question which probably doesn't have an exact answer. As a software engineer, I am usually tasked with working on a program or project with minimal understanding of how other ...
1
vote
2answers
149 views

Application workflow

I am in the planning process for a new application, the application will be written in PHP (using the Symfony 2 framework) but I'm not sure how relevant that is. The application will be browser ...
2
votes
1answer
360 views

What to choose API based server or Socket based server for data driven application

I am working on a project which has a Desktop Application for MAC/COCOA, a native application for iPhone another native application in iPad. All the application do almost same thing. The applications ...
12
votes
2answers
711 views

Are there any specific workflows or design patterns that are commonly used to create large functional programming applications? [closed]

I have been exploring Clojure for a while now, although I haven't used it on any nontrivial projects. Basically, I have just been getting comfortable with the syntax and some of the idioms. Coming ...
6
votes
3answers
3k views

How do I break down and plan a personal programming project? [closed]

I've just started a programming job where I'm applying my 'How to code' knowledge to what I'm being taught of 'How to Program' (They are different!). As part of this, I've been taught how to capture ...
15
votes
5answers
1k views

Is having functionality in DB a road block to scalability?

I may not be able to give the right title to the question. But here it is, We are developing financial portal for wealth management. We are expecting over 10000 clients to use the application. The ...