C# is a multiparadigm, managed, garbage-collected object-oriented programming language created by Microsoft in parallel with the .NET platform

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3
votes
2answers
695 views

Naming conventions DAL, BAL, and UI Layer [closed]

I am developing a typical Web Application with the following layers UI Layer (MVC) Business Logic Layer (BAL) Data Access Layer (DAL) Each layer has its own DTO object including the BAL and DAL. ...
0
votes
1answer
49 views

Custom mobile app and custom server app [duplicate]

I have this little bit simple and general question. Let's say I build an android app which requires an online server to communicate with. The thing is that I want to make the communication on my own ( ...
4
votes
1answer
441 views

avoiding multiple calls to SQL while being modular

I have a BusinessLayer.dll which calls DataAccessLayer.dll which ultimately makes the tcp connection to the SQL server. Each business layer method has a corresponding method in the data access layer ...
2
votes
1answer
100 views

Pattern to gain abstraction over assembly with no abstraction

I'm interacting with a large code base (in a single assembly) written by another department (let's call it BusinessAssembly). Precious few of the objects we need to use in that assembly use ...
2
votes
1answer
325 views

Should you reuse an Entity Framework EDMX between multiple solutions?

We currently have 1 giant EDMX for our corporate database. It, along with all of the generated POCOs, are in a separate project (we'll call it the EDMX project) which we pull in to any solution that ...
0
votes
1answer
203 views

I/O bound or CPU-bound

I have a telephony application, there is a windows service(third party product) running on a remote server. The application runs against the server. To connect the server, we have the code. public ...
1
vote
1answer
330 views

Exceptions: What to handle, what to throw

I have a custom configuration reader which performs various functions on top of .NET's CloudConfigurationManager and ConfigurationManager implementations, such as caching, type conversion, etc. The ...
3
votes
2answers
189 views

IoC as service locator

I have been wondering for quite some time on some issues while using dependency injection: In a layered application, I normally inject repositories into the application service using constructor ...
0
votes
1answer
211 views

Best practise to versioning Web Service WCF

I've a web service SOAP developed with WCF, there is a best practise to versioning it? when I change the contract I don't want to update all the client's referiments but I want simply publish a new ...
1
vote
2answers
139 views

Deriving from a class only to provide a special constructor

In our codebase, I encountered the following construct: There is a base class B, and then there is a class D which derives from B, but does not override or add any members. In fact, D is completely ...
0
votes
1answer
153 views

Folder structure or database structure for creating/editing 'files'?

As a hobby experiment I am creating a on-line tool for creating web sites with the ability to create custom HTML and CSS using a template engine for safe-use of functionality. Now I am in the ...
4
votes
2answers
580 views

Would this be a proper use of threading?

After reading various MSDN articles, tutorials, and posts on here I came up with a design for a windows service that I wanted to make sure my threading strategy is proper and won't lead to memory, ...
0
votes
0answers
70 views

WPF and data in the cloud

I need to create a WPF app that users will use on one machine and the manager wishes to use at home in the evenings. I have already suggested a web app which they don't want to do so suggested hosting ...
0
votes
0answers
83 views

Correct Command Management with IoC and MVVM

I have developed an MVVM framework that can be inherited by a project and used to back a new application. This application can then have plugins (like a CodeEditor for example) which automatically are ...
0
votes
3answers
150 views

Developing “real” synchronization [closed]

I'm currently writing a email synchronizer application that synchronizes email to a sql server database. One direction is not a problem: Fetching folders from the server (with its messages) and ...
-1
votes
1answer
109 views

Approach to send data updates to subscriber clients C#

We would want to send timely emails to subscribers about updates/changes to the database. What would be an optimum approach to this. Is considering SignalR a good path? Example: Let us say we have a ...
2
votes
3answers
401 views

Which one of these would be the better way to implement object copying in c#?

I would like to be able to copy an object and only change a few values. I have come up with two different ways to do this. // OPTION A - create a copy constructor and use property // ...
1
vote
1answer
183 views

C# Dependency Injection Placement

This is my first time using Unity so bear with me for a moment. I have a sample Visual Studio 2012 project with 4 projects (but only two of these projects will be used with Unity). This is the ...
35
votes
10answers
9k views

Why should your code not use 100% CPU? [closed]

I'm speaking specifically about a C# .NET 4 program running on Windows XP or higher, but general answers are also acceptable. Assume an already optimized and efficient program. The problem here is ...
0
votes
0answers
109 views

Row and Field level Security Management through Code First EF, WebApi2

I could not find such question specific to asp.net webapi row level security on SO. I am building an API through .NET Webapi2 with Entity Framework. I am trying to assess various options that are ...
4
votes
3answers
177 views

Abstract Class confusion

I have learnt so far that abstract classes can't be instantiated because they are only there for other classes to inherit from. But i cant get my head around this code i came across in the msdn ...
1
vote
1answer
94 views

Database choice [closed]

I am working on a system where I am replacing and existing Cobol system with C#. For the database I have hit some requirement which I am having a hard time to find complete support for (tried SQLite ...
0
votes
1answer
118 views

String sentence consistency when sent over sockets

I am learning socket programming. I have a Java application as my server, and C# for the client. Just sending string lines from one to another. Below I have code snippets showing how I am currently ...
3
votes
3answers
204 views

Should I denote that a method satisfies an interface?

When writing a class which has ("satisfies") 1 or more interfaces, should I note somehow (e.g. in an XML comment, or with an attribute) that a particular method was added for one of the interfaces? ...
2
votes
1answer
118 views

Do I need EventAggregator here?

I'm learning MVVM pattern with C#, WPF and .NET Framework 4.5.1. I'm using MVVM Light framework to do it and now I have a doubt. Reading the book Windows 8 MVVM Patterns Revealed I see that the ...
1
vote
1answer
181 views

What kind of game mechanics makes sense to be handled on client side? [closed]

I am aware of that is a difficult question and depends on the game mechanics and game type being applied. So, many answers can be given. For the sake of simplicity, it would be better to consider a ...
2
votes
2answers
468 views

Is there a name to this coding practice shown in the example? [closed]

Take a timer in your hands, then have a look to the following code. What is it doing? foreach (var summaryOdd in odds) { var category = new PlacedCategory(); var eventId = ...
1
vote
1answer
93 views

Converting from AppHarbor to Azure

I'm thinking of switching my cloud provider from AppHarbor to Azure. Main reason, I love the ability of being able to scale up the number of workers as traffic/cpu usage gets really high. My question ...
4
votes
2answers
2k views

Should an ASP.NET MVC application directly use Entity Framework as the model?

I'm building my first MVC application in Visual Studio 2013 (MVC 5) and I'm a bit unclear on the best way to setup my model. I've generated an entity framework model using code-first from an existing ...
4
votes
3answers
336 views

Method waits for user action

I have a structural problem for an application I'm working on. In the interest of full disclosure, it is for a university assignment so I'm not looking for you to code me an answer, just help me ...
0
votes
2answers
59 views

Hub which executes interface methods on all registered onstances

Is it possible to have generic class (let's name it Hub), which implements interface T. And now I can use a method named Add (not a part or interface T) on this class. And Add methods allows me to add ...
-3
votes
1answer
114 views

Automating daily procedures [closed]

Is there a way to automate running VBA in Excel to clean up the file from inside an application? Everyday my office has to confirm that 50 people have shown up for work on time. The scheduling ...
-2
votes
2answers
156 views

In C#, can I do “this = …” outside of a constructor? [closed]

Basically, can I do this, and what actually happens? public class foo { public int id; public void bar() { //do stuff this = null; // ? //do stuff ...
0
votes
2answers
128 views

Unit Testing large controller actions

I've a web page that has many constituent parts. On some user action, a POST operation is made, which then returns JSON to update the page. The problem is that this JSON payload contains a lot of ...
0
votes
0answers
195 views

Evaluating local storage for data persistence for small, stand-alone applications

TL;DR - I have a standalone application that will remain relatively small. I'm trying to evaluate between using XML files or a lightweight database for local storage of data that needs to be ...
0
votes
4answers
454 views

which pattern is most intuitive for a calculator app?

The title says it all. I'm trying to build a calculator application (for self-learning purposes). The application is going to have a very common UI, with plus(+), minus(-), multiply(*) and a divide(/) ...
-2
votes
1answer
243 views

How to access client application (Scanner or .exe) which are installed on client machine using Asp.net web application [closed]

How to access client application (Scanner or .exe) which are installed on client machine using Asp.net web application? I want to Access Scanner which are installed on client machine. I'm using a ...
1
vote
2answers
205 views

Is there a way to sort code properly into regions dividing methods and events? [closed]

I'm using ReSharper and CodeMaid, both have their own "organize" code option but the problem is that i have no idea how to tell them what is an event and what is a method/function that i coded. If i ...
3
votes
1answer
433 views

MVC: Where is the right place to set error messages?

I have a ASP.NET MVC application where in all my Models have an Errors Property used to store non-validation errors which I than display in my Views. Where is the right place to populate the error ...
-3
votes
1answer
75 views

Distinct Log and Trace for each object in .NET [closed]

I am dealing with very complex objects in .NET (in my case a finite element model that can consist of thousands of other objects say a Model instance have a large list of Element instance). I would ...
1
vote
0answers
204 views

Separation of concerns between repository and service in DDD with complex entities

This probably seems as an example of opinion-based question, but I'm actually looking for rationale on how to decide correctly, I believe there is a correct solution that can be backed by solid ...
2
votes
2answers
156 views

How do I write my BLL to make it re-usable?

Most of it was written 4-5 years ago. Our teams long term objectives are to use Entity Framework. Though we aren't gonna do it right away as our deadlines aren't allowing us to do so. Now we have our ...
0
votes
2answers
166 views

Is this instance of mixing FP and OOP a good design?

I had a strange-feeling pattern come up in some code I was writing. In a project with user accounts, there was a lot of code that needed to do common things such as creating accounts, deleting them, ...
6
votes
3answers
873 views

How to unit test code that downloads a file from a github repo

This is my solution's structure: Storage.csproj > FileDownloader.cs > GitHubProvider.cs (implements IStorageProvider) > IStorageProvider.cs Storage.Test.csproj > ...
14
votes
3answers
722 views

I get dependency injection, but can someone help me understand the need for an IoC container?

I apologize if this seems like yet another repeat of the question, but every time I find an article regarding the topic, it mostly just talks about what DI is. So, I get DI, but I'm trying to ...
0
votes
1answer
135 views

LDAP users synchronization [closed]

I'm looking for a way to synchronize a users database between a piece of software and a ldap directory. Currently I'm thinking of three possibilities to keep the track of a specific user : Guid : it ...
1
vote
4answers
420 views

When to not use dynamic in C# [closed]

I'm making a class similar to the following: public class KeyValue { public readonly string key; public readonly object value; } Value could be of any object type as a result of this ...
1
vote
2answers
193 views

Where to put database table/column names?

I'm making a web app that will be querying an existing database. I'm thinking of putting the names of the tables and columns and such into a single static class, and then referencing that when ...
2
votes
1answer
179 views

What are the motivations behind making true and false overloadable operators?

I asked this question on Stack Overflow and it was met with negative reception. I figured that Stack Overflow wasn't the right place to ask this question, so I decided to post it here. Beside making ...
0
votes
0answers
256 views

how to use Sql query to search text in CSV file and avoid iteration

I have one A File and many input files ,All files have CSV format . I want to match text of one column of all input files with one of the column of A file . I have stored all column value of File A in ...