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

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-1
votes
0answers
23 views

How to find a specific Element in a UserControl? [migrated]

I have a referenced UserControl and want to find a specific child element in C#. This is my UserControl: <UserControl .. > <Viewbox> <TextBlock>Text</Textblock> ...
0
votes
0answers
38 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 ...
12
votes
5answers
994 views

This way I'm writing this code is testable, but is there something wrong with it I'm missing?

I have an interface called IContext. For the purposes of this it doesn't really matter what's it does except the following: T GetService<T>(); What this method does is look at the current DI ...
2
votes
1answer
226 views

How to solve this problem of duplicate code with a design pattern [duplicate]

This is what I am doing, Creating a new Pdf document using Aspose Pdf Adding few different types pages you know introduction page, table of content pages etc... Adding some further documents to it ...
0
votes
1answer
153 views

Interface or boolean?

I have a CustomObject class which has the abilities like being Clickable, KeyPressable and Movable. I created interfaces: IClickable, IKeyPressable and IMovable and make different CustomObject classes ...
14
votes
2answers
787 views

Is there some sort of systematic strategy for designing and implementing GUIs?

I am using Visual Studio to create a GUI application in C#. The Toolbox serves as a nifty component palette that allows me to easily drag and drop buttons and other elements (for clarity I'll say ...
0
votes
2answers
49 views

Releasing updates to Windows Services and Websites from build

I've got an solution which consists of Windows Services and websites. When updating the applications currently, the following steps are undertaken Build of solution Post build tasks copy the DLLs ...
0
votes
4answers
228 views

Identifying user of a webapp

For a small webapp I want to be able to identify a user. The issue is, if the user cheats in some manner, I want to be able to forbid him the usage of my application. I already have done extensive ...
0
votes
2answers
217 views

How are the tiles in WORDAMENT organized?

I'm trying to create a word game, just like WORDAMENT, in my spare time. In order to present a new round, I need to create a board with 16 letters organized in a 4*4 grid. Currently, I'm generating ...
1
vote
2answers
563 views

Tree View Children condition indicator on topmost un-expanded parent

I am using a tree view in c# and i am creating custom icons for the nodes. Let say this is my hierarchy with a node that satisfies a certain condition: Root1 |_Ax |_Bx1 |_Bx2 |_Cx1 ...
1
vote
1answer
194 views

How to write unit tests for a piece of code that has a data context?

I am new to unit testing and using Microsoft's unit testing library for following piece of code. When I execute the code normally it executes fine, however when I run unit test written for this code I ...
4
votes
1answer
2k views

Which notification pattern is preferable?

I'm working on a view model for a view that presents a dialog with export options. The user selects options then clicks Export. When the view model completes the Export, the calling view model ...
0
votes
2answers
597 views

How I could update a DB table using a POCO class bound in a DataGridView

I try to explain better using an example: I create the class Product with attibutes like that: private string _ProductCode = ""; [DisplayName("ProductCode")] public String ProductCode { get { ...
0
votes
1answer
93 views

To what extent can impact analysis of a code change be automated?

I'm not sure how possible it even is but as a programmer I have a sense of risk involved when I'm making changes to a code base. I've never seen a tool which basically tells me, as I'm coding, how ...
0
votes
3answers
449 views

Gathering IP address and workstation information; does it belong in a state class?

I'm writing an enterprisey utility that collects exception information and writes to the Windows Event Log, sends an email, etc. This utility class will be used by all applications in the corporation: ...
4
votes
2answers
300 views

Implicit Conversion Operators for Value Types in C#

I’ve come across this blog article: Implicit Conversion Operators are Bad. The article discourages the use of implicit conversion with reference types. The article describes problems caused by ...
0
votes
1answer
219 views

Using Statement lambda in exception handling

Following is a code snippet from MVP Win Forms application and this explanation would be helpful when answering the questions. My DAL doesn't handle exceptions and it will be propagated up to the ...
11
votes
3answers
884 views

How can I unit test audio?

I have inherited a small project and want to extend it and stabilize it at the same time by writing Unit Tests for all the new code I am adding. The first class, TypedAudioCreator, creates audio files ...
1
vote
1answer
115 views

Optional referenced-type paremeter

I know in C#, by default, referenced type variables are passed by reference to a method then the changes reflect on the object outside the method. I have a function which sometimes I just need its ...
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
193 views

Clarification about Event Producer in StreamInsight

I need a small clarification about StreamInsight, I know by doc's that StreamInsight can handle multiple concurrent Events. But will the event producer be a separate function, for ex: I need to watch ...
5
votes
4answers
165 views

Using struct to enforce validation of built-in type

Commonly domain objects have properties which can be represented by a built-in type but whose valid values are a subset of the values which may be represented by that type. In these cases, the value ...
3
votes
1answer
101 views

Unit testing a template class after refactoring

I am cleaning up my code by way of removing duplicates, and found two classes that were almost identical, out of 55 lines, only a single predicate in an if statement differed between them. Both ...
1
vote
1answer
271 views

Two way Communication between Server and Clients

Situation: We have a web application running on a server. This application needs to fetch data from some other PC(Clients), which are on a different network. On the clients' pc there are WCF hosted ...
10
votes
7answers
3k views

Difference between Pattern and Principle

What is the difference between Object Oriented Design Patterns and Principles? Are they different things? As far as I understood both of them try to achieve some common goal (e,g. flexibility). So can ...
2
votes
1answer
480 views

Confused on how to properly employ a Repository Pattern with Service/Business Layer on top

I'm building a ASP.NET Web Api 2 solution for learning purposes, and I've hit a snag. I was wondering if anyone could tell me what exactly it is that I'm missing. My Web Api solution has 4 Layers: ...
6
votes
4answers
227 views

Are noncontiguous arrays performant?

In C#, when a user creates an List<byte> and adds bytes to it, there is a chance it runs out of space and needs to allocate more space. It allocates double (or some other multiplier) the size of ...
2
votes
1answer
446 views

Organising data access for dependency injection

In our company we have a relatively long history of database backed applications, but have only just begun experimenting with dependency injection. I am looking for advice about how to convert our ...
4
votes
3answers
2k views

Why C# is not statically typed but F# and Haskell are?

There was a talk given by Brian Hurt about advantages and disadvantages of static typing. Brian said that by static typing he don't mean C#, but F# and Haskell. Is it because of dynamic keyword added ...
2
votes
4answers
235 views

Two classes that behave identically yet are semantically different

I am writing a program which is a similar to Ruby's Active Record Migrations, in which that every migration has both an "Up" and "Down" in terms of creating a change to the database, "Up" meaning ...
5
votes
9answers
3k views

How to abbreviate variable names [closed]

I always struggle in abbreviating variable names. Is there any standard for abbreviating variable names?
0
votes
1answer
64 views

Generating URL's that fill forms on my site

I have a asp.net web forms page where admins can search by user last name and then select them and approve or deny their access to the site. When users request access, an email is sent out informing ...
2
votes
2answers
253 views

Separation of retrieving data and business objects between DAL and BLL Layers

I did some research before posting this question. Among other questions or post, one of those is provided below. I could not get a clear mind how to determine.. Business Objects within a Data Access ...
1
vote
1answer
71 views

Generic delegates (C#) in Scala?

I wanted to know if there is an equivalent of the C# generic delegates in Scala. The reference website is: http://msdn.microsoft.com/en-us/library/dd233060.aspx I'm trying to make a complete ...
-1
votes
0answers
28 views

Scaling WPF GUI [migrated]

Currently I am working on my first WPF project. I have designed a little Interface using GIMP as follow When I designed the GUI in GIMP, I used percentages for the area sizes, e.g. the most darken ...
3
votes
1answer
211 views

Pattern to use to relate multiple data sources to different user data widgets

I have an client x server intranet application the basically gets data from the server, format it and send that data to the client for display. At the server we are using ASP.NET C# running on IIS ...
0
votes
2answers
119 views

Flexible and easy to use settings class

I am thinking about a way to create a flexible "settings class" in C#. The question is: How to provide a confortable way to provide default values to the settings. I want the programmer to access the ...
18
votes
1answer
1k views

Confusion between F# and C# [duplicate]

I am fairly new to functional programming and C#/F#. What is unclear to me is: Can you do functional programming in C# and/or in F#? Or is it something like, you write some OO code in C#, and some FP ...
18
votes
4answers
4k views

If MVC is “Separation of Concerns” then why was Razor Syntax introduced?

My question is related to MVC design pattern and Razor Syntax introduced by Microsoft. While learning MVC design pattern I was told that the idea is based upon a principle known as Separation of ...
3
votes
1answer
215 views

How to process document state transition?

Imagine there is an application (ASP.NET MVC) that processes some documents. The document must be revised several times by different group of users. state/role rules: simple user can only publish ...
2
votes
1answer
118 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 ...
0
votes
2answers
148 views

Clients connect to WCF or SQL Server

I was wondering what is the prefered way of accessing data from a server in a client application. The data will be stored on the server in an SQL database and I have previously used the following 2 ...
0
votes
1answer
237 views

Good design pattern for linq to sql

I currently have a linq to sql project that was used for one project and not much work was put into it, only the generated context and entities were used. Since then the project has started to become ...
3
votes
3answers
350 views

What kind of user info is ok to be stored as plain text in SQL Database?

I'm practicing around building e-commerce asp.net applications that allows for users to register to the site and their user credentials are stored in a MySQL database. In my sample project the ...
15
votes
8answers
2k views

Is it good practice to inherit from generic types?

Is it better to use List<string> in type annotations or StringList where StringList class StringList : List<String> { /* no further code!*/ } I ran into several of these in Irony.
1
vote
1answer
191 views

why “new” keyword is not contextual keyword?

Based on: C# Keywords Keywords are predefined, reserved identifiers that have special meanings to the compiler. and Based on: Contextual Keywords A contextual keyword is used to provide a ...
1
vote
1answer
227 views

In C#, performance wise, an object's size does matter when you access one of its members through a reference?

It may be a stupid question but in C#, performance wise, an object's size or complexity does matter when you access one of its members through a reference? Or only that specific member is all that ...
4
votes
4answers
563 views

readability vs shorter code in returning from function [closed]

In something as simple as int sq(int x) { int y = x*x; return y; } versus int sq(int x) { return (x*x); } the former function requires an extra IL step. EDIT: IL code from the first example, ...
-4
votes
1answer
115 views

ERP system with C#? [closed]

I'm in intermediate level in C#, and I want to specialize in ERP field. what qualifications required in the programmer to be qualified as an ERP developer. at the moment my knowledge about ERP is not ...
0
votes
1answer
78 views

Is there a standard to imitating an async filestream

Im trying to replace an async filestream method, which is reading data from a Hid Device and feeding it to the UI. Ive considered writing the output into a log and then importing that log again, but ...