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

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5
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207 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 ...
4
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671 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 ...
3
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107 views

Token or ASP.NET Identity based security in ASP.NET Web API 2

Background I have a Web API 2 project, without any extension of ASP.NET MVC or ASP.NET projects. The API will only be used to communicate between the server and Windows 8, Windows Phone 8.1 and iOS ...
3
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560 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 ...
2
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0answers
224 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 ...
2
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376 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 ...
2
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0answers
162 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 ...
2
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0answers
130 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 ...
2
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0answers
124 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 ...
2
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0answers
108 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 ...
2
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0answers
626 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 ...
2
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521 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 Path ...
2
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356 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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139 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 ...
2
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0answers
174 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 ...
2
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0answers
119 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 ...
2
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0answers
227 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 ...
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0answers
61 views

Async library guidance

I'm creating a library that contains a class that exposes several Async methods: public class MyClass { public async Task<Foo> DoFooAsync() { /*...*/ } public async Task<Bar> ...
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79 views

Injecting locking policy into a class

I have a class that does some operations on data, and I want to have different locking schemes (no-lock, simple-lock, and read reader-writer lock) in different situations. Think this main class like ...
1
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0answers
54 views

Correct Class Design for EAV Model

I need to design a class model to represent an EAV Model. I based my classes on this presentation ...
1
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0answers
55 views

How do I handle authentication in an ASP.NET webapp with offline-capable client code?

I hesitated before writing this question, as it sounds like I'm after an opinion without trying anything yet. That's not the case, I just don't want to go down the wrong route with architecture - it ...
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0answers
93 views

Partially Fulfilled Specification Pattern

We have a model (IPayableModel) with a boolean property indicating that a user may or may not pay for the item. A set of specifications defining criteria that would disqualify the model from payment ...
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0answers
77 views

Weighted (Perlin?) Noise generation

Is there a way I can "Weight" a noise generation algorithm to a specific point i.e the center of the generated "image" or one of its corners, assuming the generated "image" is square? I have been ...
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204 views

What architecture is suitable for players matchmaking?

The system should match players to game rooms. When the room is ready it moves to a game server. Each game start request can have a list of prefered game servers and specifies exactly game mode ...
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128 views

How to handle custom logic for multiple customers

We got a project where we have to process certain requests which the customer sends. The request is either in a generic format or in a customer format (all xml) which is then converted to the generic ...
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0answers
201 views

How to Use Python as a “Macro” runner for a C# Application

I am working on an application that the user may wish to automate some features of (but we don't know what at the moment) I would like to provide them some kind of scripting interface so they can play ...
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166 views

How shall I project CQRS command and query services through WCF

I got directed to this site for more conceptual questions. Here is my issue: Im designing an application that uses CQRS to expose functionality to higher levels in the stack. This looks like below ...
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486 views

Should UserControl's be Views in an XAML MVVM application (WPF or Store app)?

I am about to use Caliburn.Micro for a new XAML Store app (not sure what to call it nowadays - does not appear to be called a "Windows Store app" any longer). The documentation (see Simple Navigation ...
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66 views

Best style to use multiple custom UserControls in a Grid

I have the following: A MainWindow; with Children on the MainGrid in the MainWindow: ContentControl, displays the main content of the program and has a taskbar at the bottom for user interaction ...
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0answers
64 views

Switch Configuration of Several .Net Programs for Several Sections in a Simple Way

We build a highly configurable .Net Client/Server application. (Client is C#/WPF, Server is C#/WebService) There is a single code base, but each customer has its own 'profile'. The profile ...
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91 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 ...
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87 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 ...
1
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0answers
192 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 ...
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380 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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829 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 ...
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143 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 ...
1
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0answers
939 views

Best method for async initialization of view model in MVVM pattern (WPF)

I'm working on a business application (C#, WPF, EF, MVVM). I need to load a bunch of items from database, create view models for them and put them in a window. Is there a way to create the view model ...
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0answers
77 views

Strong Name signing order for dependant projects

I have two project A(.EXE) and B(.DLL) in the solution. A references B. If I delay sign both and send them for full signing. Will A be able to load B after ? Or do I have to get B fully signed first, ...
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330 views

Parallel Programing in C#

I have a code where I have to read some Binary files in database. I wrote a For loop that iterate over my file path array, then it call a READ function that read that file into database. I run this ...
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0answers
132 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 ...
1
vote
0answers
237 views

SMTP traffic forward/relay?

We have three different networks. Regular, Trusted, Secure. Regular has access to the internet and trusted. Trusted has access to regular, internet and Secure. Secure has access to Trusted. We used ...
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0answers
279 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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515 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 ...
0
votes
0answers
21 views

Using REST to get/post/etc polymorphic types stored in Table-per-Type database

I've got a Table-per-Type database something similar to this: public abstract class WorkItem { public int WorkItemId {get;set;} } public sealed class CancelingWorkItem : WorkItem { public ...
0
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0answers
66 views

Using static Create() methods with delegates in abstract base classes in C#

I am attempting to write an extensible graphing calculator program, in which individual components can be extended or replaced as needed without changing other components. I create a DLL containing ...
0
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0answers
27 views

Class to manage EEProm Memory for microcontroller in .netMF

I've got a working driver to access the EEPROM chip, but looking for much better management and access of the memory. I've been racking my brain about what's the best or correct approach to do this. ...
0
votes
0answers
45 views

Whats the best way to implement DataMapper design pater and lazy loading (ghost object)

I'm doing a small project and I wanted to keep it simple to mantain. It is a renting management software. To keep it clean I decided to implement the data mapper patern, to keep the domain objects in ...
0
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73 views

How to build Data Access Layer independent of Schema Changes

We would like to know is there any pattern in Data access layer which works perfectly with change in schema in C#.NET. I Would like to build Data access layer which is schema agnostic
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76 views

Is it possible to have multiple threads using Background Workers for different controls within one GUI

In my current project i have a CPU intensive 3D chart that needs to be updated in real time. I have been using background workers for the project and using those, i do all the processing in the ...
0
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0answers
23 views

Dealing with stale data / currency issues when lazy loading related entities

Imagine I have two associated domain entities with a one-to-many relationship. Here is an example with Customer and Order classes: public class Customer { public int ID { get; internal set; } ...