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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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 ...
4
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3answers
189 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 ...
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0answers
72 views

Suggestion to Design API Centric Application using Appengine

I have been planning to create an new application. So I was designing the application structure.i know this application will be accessed form multiple devices and the app feature will be increased. ...
3
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1answer
98 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 ...
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1answer
128 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 ...
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50 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 ...
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1answer
190 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 ...
0
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1answer
89 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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3answers
476 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 ...
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1answer
353 views

Run jQuery search on a URL's content

I'd like to create a program/application to iterate through all of a Tumblr user's posts and copy the content from each. In essence it'd be like Tumblripper, but download the text and video URLs in ...
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0answers
122 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 ...
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2answers
113 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 ...
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0answers
45 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 ...
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6answers
5k views

How much business logic should the database implement? [duplicate]

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 ...
3
votes
2answers
446 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 ...
5
votes
4answers
607 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
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2answers
285 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 ...
2
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2answers
170 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 ...
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1answer
2k 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 ...
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2answers
104 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 ...
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2answers
120 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
232 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 ...
10
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2answers
507 views

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

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 ...
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5answers
704 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 ...
6
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3answers
2k 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 ...
2
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3answers
428 views

High-Level Application Architecture Question

So I'm really wanting to improve how I architect the software I code. I want to focus on maintainability and clean code. As you might guess, I've been reading a lot of resources on this topic and all ...
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2answers
2k 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 ...
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3answers
384 views

Application Logic Vs DB Triggers for database cleaning

When cleaning out old data from a set of database tables, is it safer to have the logic in the application or in a database trigger? I am upgrading an application that I wrote a while back (and in a ...
4
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1answer
1k 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, ...
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3answers
577 views

How to stop a .NET application from being duplicated?

I have created a .net windows form application that I want to restrict from being duplicated. I want this application to be portable, so I would like to allow it to be moved. How would I be able to do ...
35
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5answers
27k views

Advantages and disadvantages of building a single page web application

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 ...
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2answers
7k 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 ...
6
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3answers
377 views

choosing a functional language platform for a new project [closed]

I have been writing code for a few years now and I don't believe I can claim to have a complete knowledge in this job yet. My experience primarily rolls around C# related areas with a decent ...
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3answers
271 views

Are there cases where it is a good idea to disallow remote access to a database?

My coworker is working on a project and decided to have the database subside entirely on the glassfish server with glassfish being the only thing that can directly access the database. He will then ...
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3answers
1k views

Creating a line of business application with Visual Studio Isolated Shell

I ask this to the pros out there - Is it feasible to build a new LOB(Line Of Business) application with VS Shell as an stand alone application. There are some points that I thought needs to changed, ...
3
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4answers
244 views

How can I design an application so that it works well with a database selected by the customer?

I want to write an ASP.NET 4.0 application with IBM DB2 Express-C as its back-end. One thing that worries me, is hosting this application on a remote server. I don't know any hosting provider who ...
1
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2answers
589 views

How should I handle multi-tasking in a WPF application?

In most of the multi-tasking CRM applications I've seen, MdiWindow is used to allow users to open multiple windows at the same time. But MdiWindow doesn't seem to be commonly used in WPF. Looking ...
4
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4answers
714 views

How to add image support to client-server database application?

I have an architectural question about a project that I am working on. Currently it is a simple .NET C# application that runs on several client machines, and communicates with a central MySQL server ...
2
votes
1answer
278 views

The usual metadata objects or: How to move a typical ExtJS App to jQuery, and: What's missing in the middle?

I have entered into an existing project that is all about maintaining nested data structures. You have companies which are assigend to accounts, and contacts and notes and... basically the usual bunch ...
2
votes
3answers
844 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 ...
23
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9answers
2k views

How should I go about learning a very large and complex application? [duplicate]

Being a young and fairly inexperienced developer recently employed by a "real" software company I'd like some opinions and pointers on how to do the following: Approaches on how to get familiar with ...
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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 ...
2
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4answers
431 views

Project problems from a Java beginner

A week ago I asked the question; First big project, how to get started. Make menus, save to harddrive etc. I tried to do everything without doing a GUI with Swing but I realized that for every view I ...
9
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5answers
414 views

How to approach the ol' “this will just be a small application”? Yeah right?

Ok I have run into this many times, but here is the worse case scenario slightly exaggerated. A client says "hey can you make us this small module to do this small task"? Me: "Sure no problem". So ...
2
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2answers
109 views

Creating experimental database

This question is about databases but I prefer to post it here and not in dba.stackexchange. The reason is that I have concerns with the application as well as database design. Programmers can better ...
3
votes
6answers
128 views

What are some of the required tools to gauge how large and complex a product is going to be?

Let's say I want to start developing a project (for the sake of example, let's use facebook, ultimate-guitar, and all recipes or AutoCAD, outlook, angry birds). All of these apps are successful and ...
2
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1answer
292 views

Customizing configuration with Dependency Injection

I'm designing a small application infrastructure library, aiming to simplify development of ASP.NET MVC based applications. Main goal is to enforce convention over configuration. Hovewer, I still ...
5
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1answer
398 views

Code smells in Android?

This question arises from seeing code where I feel like something is wrong but I can't put my finger on it while developing Android. What are some red flags in Android development that says your ...
2
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7answers
350 views

Is it easier to define and recognize poor application design than good application design?

A couple recent questions focused on "well designed applications" and "poorly designed applications". Looking at the responses it appears to me that it might be easier to recognize and define poor ...
5
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5answers
299 views

Have you worked with a well designed application? [closed]

Inspired by this question, I started wondering - is there or has there ever been such a thing as a "well designed application"? One where the architecture would be perfect and no refactoring would ...