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

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75 views

In WPF, should I base my converters on types or use-cases?

I'm looking for some advice on how to write my WPF value converters. The way I'm currently writing them, they are very specific, like (bool?,bool) => Brush, i.e. I'm writing each converter for a ...
2
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115 views

Passing Anonymous Type to a Bound Control

Generally speaking, I'm fairly opposed to the use of anonymous types in real-world code (except in LINQ and some other specific scenarios), but I'm looking right now at a situation where I need to ...
2
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0answers
266 views

An efficient way of starting an arbitrary number of consumer threads?

I have a Producer/Consumer implementation where the number of consumers is configurable (this is a form of configurable throttling). The producer and consumer are kicked off like this: var cts = new ...
2
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0answers
204 views

Match buyers and sellers based on date ranges and quantity of shares

NOTE: This is in reference to the question I asked on Stack Overflow but was told to post this here I'm building a trading application that matches buyers/sellers that own subscription. Subscriptions ...
2
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0answers
475 views

Clustering Strings on the basis of Common Substrings

I have around 10000+ strings and have to identify and group all the strings which looks similar(I base the similarity on the number of common words between any two give strings). The more number of ...
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0answers
48 views

Does using membership provider in the model of a MVC project mean the model knows it is part of a website?

My basic design is that the model is in a separate project from my website, and the project never references the website. That tends to enforce the model being agnostic of how it is being used. But ...
1
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0answers
144 views

C# structure needed for dynamic behaviour

I am using Unity to build a visualisation of a serious game. I am using the C# programming language. My problem is that I receive data from a JSON and I parse it and I end up with a list of different ...
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0answers
175 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 ...
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0answers
239 views

How do I resolve $ref in a JSON object?

I have written a single page application that uses rest services to retrieve JSON objects. The JSON objects being returned are C# objects serialized using the Newtonsoft.JSON library. The returned ...
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0answers
130 views

What strategy to follow while matching sql server datatypes in C# Code First approach while using Entity Framework

While matching SQL Server datatypes with C# Code First Approach in Entity Framework, what are specific points that we should keep in mind so that our C# datatype should match exactly our SQL Server ...
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74 views

Managing debug information of C program for Debugger

I am not sure if the title is appropriate. I have written a parser for CDB files in C# and ANTLR that creates runtime objects for me such that I can pass it to the TCF Agent which takes care of ...
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142 views

How to backup data and images in this project?

I have MS C# and MS SQL 2008 database project. It can capture employees' records with pictures of more than 1000 records. Presently, I'm able to capture say 150 records on PC1 using my installed C# ...
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72 views

Is it improper to have an application wide source for dropdown binding

The WPF Combobox needs to bind a collection to it's ItemsSource and something to bind the selected item or value to. Until now, I've included both the collection and the selected value properties that ...
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84 views

Having trouble with exposing class properties across projects

I have several projects in my solution: Logan.Web.DBContext defines the DbContext for the database and builds the data model Logan.Web.Objects defines the classes that will represent the tables in ...
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0answers
71 views

Handling permissions in a MVP application

In a windows forms payroll application employing MVP pattern (for a small scale client) I'm planing user permission handling as follows (permission based) as basically its implementation should be ...
1
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0answers
306 views

Best Practice Method for Including Images in a DataGrid using MVVM

All, I have a WPF DataGrid. This DataGrid shows files ready for compilation and should also show the progress of my compiler as it compiles the files. The format of the DataGrid is Image|File ...
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128 views

How much segregation is too much in this design?

We are working on ASP.NET webforms application developed using WCSF (MVP pattern). In the application, there is a search screen that allows the user to enter some fields and display the results. We ...
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134 views

State Pattern Code for embedded device - Dependency Injection of Device Objects in Context and State Classes

I'm wrestling with some code and I think I've finally gotten some state pattern code working with my events. I've got a simplified system that will work like this: This is my first go with State ...
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0answers
104 views

Run a function when a function in a list is executed?

Goal: I'm currently doing an MVC project and I have this method to update the ViewBag (based on previous actions of the user). I would like to call this function whenever a certain list of MVC Actions ...
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225 views

How to choose which schema design for a tree structured domain model

I have the following classes that I want to store. public class StorableObject { public string Id { get; set; } } public class User : StorableObject { public string Name { get; set; } } ...
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731 views

.NET software design and Oracle ODP.NET UDT

I'm working on a new common .NET software design (mainly) for WCF-based web service applications with related client frontends (all written in C#). As far I've chosen some frameworks ...
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0answers
408 views

ASP.NET Mvc3 - application/request lifetime and dependency injection

I thought of asking on SO, but it seems this is more of a "concept" type question than a "problem" type question. If it needs to be moved, please do so. Anyway, I'm having a tough time finding ...
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34 views

Silverlight-based “area of influence” algorithm

I am in the process of developing a tool for a game called MechWarrior: Online which defines a map of an area of space called the Inner Sphere. Essentially, this map is a set of points (planets) on a ...
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38 views

adding model specific CRUD operation web api endpoints

Are there are any major design flaws / smells in creating a web api as described below The models I have public class CourseModel { public String Name {get; set;} public ...
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28 views

Add Claims/Roles on Resource server (From Token Authorization server)

I've coded up a Web API 2 Authorization server that I am using to get a token for a given user. I can use that token to send requests to my Resource servers that use [Authorize] attribute in the ...
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42 views

Decreasing MongoDB Load

I have some stream workers. They are listening to twitter stream and save into mongodb. I need to aggregate saved tweets for intermediate analyze result. I have analyzer workers. They are periodically ...
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50 views

Creating a user-customizable web api

Technologies: Javascript for $http call, ASP.NET Web API, MSSQL for data retrieval Web API will return array of widget objects with following properties: WidgetId, WidgetAttribute1 Bool, ...
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89 views

Nhibernate operations on a separate thread for a desktop MVVM application

I am developing a single user .net desktop application that lists numerous (over 2000) contacts sorted by an algorithm. I use NHibernate and did consider a session per use case (or conversation as it ...
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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
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0answers
72 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 ...
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0answers
82 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 ...
0
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0answers
169 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 ...
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0answers
214 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 ...
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267 views

Login from external application in MVC

We have an ASP.Net MVC application that use Identity provider to authenticate users. A new customer now wants to access owr application pressing a button inside their winform app. I started to modify ...
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120 views

ISerializable vs WCF attributes

In C# .NET there is two main possibilities to serialize and object. Implementing the ISerializable interface? Using the [DataContract/DataMember] serialization attribute of WCF? What are the ...
0
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0answers
128 views

Encapsulate multiple properties into a single class to use as a custom DependencyProperty

My application is a WPF project implemented in C# .NET (4.5) using an MVVM architecture with no code-behind in the View. In order to eliminate the coupling between the View and the ViewModel I'm ...
0
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0answers
197 views

TryUpdateModel vs Parameter and ModelState.IsValid

As I was originally learning about MVC, the book I was using taught the following technique for Controller actions: public ActionResult MethodName(Model model) { if (ModelState.IsValid) { } ...
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0answers
66 views

Can sequence alignment algorithms be used for search implementation?

Hi I want to implement a search on a website which includes imperfect search results. Meaning, if the search term is misspelled or slightly different from a 100% match, the function should still ...
0
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0answers
122 views

UI Field validation in MVP pattern

I want to validate the details provided by the user before taking them into the processing. My UIs have Text boxes, Combos mainly and, there are some fields that user must provide a data, in some ...
0
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0answers
81 views

does class reference itself static anti pattern in prism

I have an application and my desing approach look like this: class Manager { public int State; static Manager _instance = null; public static Manager Instance { get { return ...
0
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0answers
322 views

What's the best way to expose a Model object in a ViewModel?

In a WPF MVVM application, I exposed my model object into my viewModel by creating an instance of Model class (which cause dependency) into ViewModel. Instead of creating separate VM properties, I ...
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0answers
195 views

Architecture or Pattern for handling properties with custom setter/getter?

Current Situation: I'm doing a simple MVC site for keeping journals as a personal project. My concern is I'm trying to keep the interaction between the pages and the classes simplistic. Where I run ...
0
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0answers
397 views

Updating GUI in 'realtime' using events

My Plan Have a system that holds some objects Have a winforms-form that displays some key values of these objects When certain changes occur(object gets add / removed / datat change): Update GUI ...
0
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0answers
107 views

.NET DataSource binding for legacy SQL Server DB with undefined relationships

I'm designing a utility that will load data into a legacy SQL Server Database. I've been trying to mock up a simple WinForms utility with C# using the DataSource connectors (Tried a straight ORM ...
0
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0answers
86 views

Creating New Wrapper Objects and Extension Classes and Keeping it Organized

Here's my situation: I'm programming an embedded device with a very simple, but customizable LED array display. It's 10 RGB LEDs linearly setup. The LEDs will be used to display many different ...
0
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515 views

How to design socks proxy server (OOP)

I'm working on a socks server application written in C#. But I don't really know how to design this in a nice way. I got this for Socks V4 and V4A: I'm not sure if it clears things up, but I think ...
0
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0answers
40 views

Sproc chaining verse discrete calls from OO code

I'm currently working on a change at work to generalize a function that was sloppily coded up to work for a particular use case. The function calls a particular sproc that checks if an entity exists ...
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164 views

How to design modular “screen configurator” for database application

I am currently working with a product that is effectively a glorified CRUD application. (It is a C# .NET 4.0 desktop application backed by an Oracle 11gR2 database.) The client program presents a list ...
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76 views

Inputs and outputs to a method mixed in the UI

I am designing the front end of an WPF application using MVVM where basically all we are doing (for now) is calling a method with some inputs and displaying the outputs. There are two types of ...
0
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0answers
255 views

What are the shortcomings of using AuthorizeAttribute in this way in MVC?

I have ASP.Net MVC project code with custom authorization as below: public class UpdateAccrualAuthorize : AuthorizeAttribute { public override void OnAuthorization(AuthorizationContext ...