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

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0
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1answer
38 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 ...
0
votes
1answer
253 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 ...
0
votes
1answer
96 views

Passing in config values to a method using SOLID principles

I have an email helper class that has a method that sends email: private static class EmailHelper { public static void SendEmail(string from, string to, string subject, string message) { ...
-2
votes
1answer
30 views

Effects of using visual basic dll in C# projects [on hold]

I have C# windows application that use Microsoft.VisualBasic.dll reference for the needed of use Interaction.InputBox is that have any negative effects on the project ?
10
votes
4answers
326 views

Purposely raising exceptions to use catch

For a typical if...else wrapped with exception handling, is something like the following example a recommended practice to avoid code duplication? try { if (GetDataFromServer()) { ...
3
votes
4answers
221 views

Is a long list of parameter checks an anti-pattern?

Background: I'm working on an application that will manage backup generators. These generators need to be able to be "linked" together. For example, Generator B might serve as a backup for ...
11
votes
3answers
4k views

async+await == sync?

Stumbled upon this post that talks about making async web requests. Now simplicity aside, if in real world, all you do is make an async request and wait for it in the very next line, isn't that the ...
0
votes
2answers
145 views

Custom Video Player

I have a custom file type .mft which is basically a zip that has video inside (mpg,mp4,etc) that is encrypted/protected. My ideia is to create a custom video player which will read those .mft files, ...
2
votes
2answers
208 views
+100

Implementing a generic/dynamic custom property system in C#

I have an architecture design problem which I think is appropriate for this site. Note that I have made an EDIT to this post below, reflecting my latest potential solution to this problem. General ...
0
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3answers
73 views

Are EventHandler<T> and IObservable<T> interchangable?

I have an object which will periodically raise an event based on an action performed in an application. This will be heard by any listener(s) and acted upon accordingly. I do not wish to use a ...
0
votes
2answers
415 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 { ...
-1
votes
0answers
70 views

How to identify hackers based on ip addresses and the pages that were accessed [migrated]

I saw some suspicious errors being generated on my site based on pages that were requested. My error is logging the path that the user is trying to access. Because of these errors (and the paths that ...
8
votes
2answers
390 views

Property proper naming to represent string starting with number

Looking at some camera metadata on Windows File Properties there are (along with a few more) two Properties named Focal length and 35mm focal length. I'm developing software that will make use of ...
4
votes
3answers
452 views

Intentionally incorrect use of language features, specifically “ref” in C#, as a hint to colleagues

I recently came across a piece of code something like this (roughly C#): public bool ValidateStuff(ref ArrayList listOfErrors, Stuff thingsToValidate) { if (!thingsToValidate.isValid() ) { ...
-1
votes
2answers
65 views

Class hierarchy question - do you implement separate classes for the same behavior?

NOTE: The language I am using is C#. I am currently working on a 'The Quest' mingame where there is a player and some enemies. My design so far involves a base abstract class called 'Mover' and an ...
0
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0answers
65 views

C# Linq question [migrated]

I am desperately trying to understand linq and now I have a concrete example of what I want to do (and fail): Console.WriteLine("{0}", (from myaddresses[x].PostalNr where x => ...
7
votes
1answer
4k views

Learning C# quickly

I just got a position at a big, well-known C#/.NET company. The thing is that I don't know any C# or .NET at all (they know that) and I want to learn as much as I can before I start, to not waste time ...
0
votes
0answers
97 views

How can I write the code to get all the properties of a class? [migrated]

I have a program, where I want to create a new instance of the object depending on a value, I take the value and then search the list and using that list I create a new instance. Well, it goes ...
1
vote
3answers
289 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: ...
-2
votes
0answers
68 views

How to plan development [on hold]

I am a self-taught 17 year old who knows Java and C# as well as I can, be learning them for over a year but I have never coded anything so therefor no experience.Me and my friend are working together ...
6
votes
6answers
1k views

Adding to the System namespace in C#

Would it be acceptable for some very generic utilities or classes to be added in the System namespace? I'm thinking of really basic stuff like a generic EventArgs (EventArgs<T>), Use case: ...
1
vote
3answers
202 views

How do you make sure a .net client application is not being hacked to bypass authorization claims?

We wrote a simple .NET (C#) desktop application in Wpf. We also used WIF (Windows Identity Framework) to get a list of claims for the authenticated user. Some examples are: CanOverrideSalesAmount ...
1
vote
2answers
143 views

Is this a good Visual Studio solution structure for a domain driven design RESTful web service?

I am building a .NET 4.5 C# Web API RESTful solution and I would like someone to tell me if my project solution is correct and/or wise(-enough?) for a solution designed using Domain Driven Design, ...
1
vote
1answer
115 views

Should the Presenter depend on the View or the vice versa?

So far, I have used the MVP architecture pattern a few times. Every now and then, I wonder whether my Presenter should depend on my View or vice versa, that is the View depends on my Presenter. NOTE ...
0
votes
1answer
134 views

Time Management System on Local PCs [on hold]

I am looking to build a time management "app" that can be downloaded and used on an individual basis throughout my company. In theory, this app would be used to track time spent on several different ...
81
votes
11answers
21k views

What backs up the claim that C++ can be faster than a JVM or CLR with JIT? [closed]

A reoccurring theme on SE I've noticed in many questions is the ongoing argument that C++ is faster and/or more efficient than higher level languages like Java. The counter-argument is that modern JVM ...
0
votes
5answers
335 views

Liskov Substitution and SRP Principle violation - how best to structure this scenario?

While learning SRP and LSP, I'm trying to improve the design of my code to comply best with both of these principles. I have an employee class that has a calculatePay method on it. Firstly, I believe ...
1
vote
1answer
171 views

Understanding C# Delegates Structure

I've been trying to understand C# delegates using Pro C# 5. In short, the author describes the motivation for delegates as a structured way of dealing with function pointers and callbacks or two-way ...
1
vote
1answer
172 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 ...
2
votes
2answers
102 views

What is the benefit of passing a delegate to the constructor instead of just having the client code create and pass the ParserSettings?

When answering a question on Stack Overflow, the library appeared to have a weird way to specify configuration, through an Action passed to the constructor: public Parser(Action<ParserSettings> ...
3
votes
5answers
2k views

Overwhelmed by complex C#/ASP.NET project in Visual Studio 2008

I have been hired as a junior programmer to work on projects that extend existing functionality in a very large, complex solution. The code base consists of C#, ASP.NET, jQuery, javascript, html and ...
-5
votes
0answers
154 views

The age-old question about beginning programming hasn't been answered for me [closed]

I've been wanting to learn how to program for years but thus far, every book and video has gotten over head very quickly. I eventually want to learn C# for both Windows software development and game ...
0
votes
0answers
20 views

XNA Buffer Best Practice [migrated]

I am currently converting a 2D game to 3D, never having worked with 3D before I am trying to learn as I go. I am wondering what the best way to use vertex/index buffers is. Currently I am looping ...
4
votes
1answer
141 views

Repository Pattern: Exposing Data Context to Underlying Layers

My team is in the process of updating a legacy project. We've decided to incorporate the Repository Pattern along with Entity Framework in our Data Access layer. Below is a high-level view of this ...
0
votes
1answer
200 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: ...
-4
votes
0answers
33 views

R chart in a C# windows form [closed]

I see that R has very nice plotting capabilities that I would like to use in a C# windows form. There is some integration between C# and R but is it also possible to have a R chart in a windows form? ...
1
vote
1answer
302 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 ...
1
vote
1answer
148 views

What are the benefits of using entity framework code-first instead of designing my database using SQL?

I'm currently working on designing a small web application (MVC5) and I'm to the point of designing my database. I have the schema I want worked out and I am quite proficient in SQL Server. (I have my ...
2
votes
1answer
191 views

Any OOP design pattern that is somewhat representative of all of the SOLID OOP design principles at play?

I'm trying to teach an object oriented design principles course (on SOLID) at a training institute. I also want to teach the students a few OOP design patterns such as factory, singleton and one ...
-4
votes
0answers
23 views

How to execute a file within a subdirectory [migrated]

So I have a small setup file that needs to install a few run-time files. The files are located within sub directories of the root of the drive. The drive letter will be different on every customers ...
-1
votes
1answer
91 views

C# Single Instance of a Form [closed]

I have 3 forms. Form 1 has information inserted into Form 2. After clicking a button on Form 2 to get to Form 3; on Form 3 I pull data and put it on Form 2. The problem with this is that I don't know ...
0
votes
1answer
221 views

Find possible variations of one item out of multiple baskets.

I have three baskets of balls and each of them has 10 balls which have the following numbers: Basket 1: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 Basket 2: 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 ...
2
votes
2answers
136 views

Data persistence for transactional customer emails

I'm developing a system to handle sending transactional emails to our customers. This is how it works: An event occurs during the order's life cycle, for example 'shipped' This event will trigger ...
1
vote
1answer
67 views

Fire domain events after transaction completes

I am trying to implement a domain event system that only fires its events when the associated unit-of-work commits successfully. The main reason why I want to do this is because I have other ...
0
votes
0answers
65 views

Improve logic finding possible misconceptions [migrated]

I made a logic to accomplish a specific problem, but it's too long. I've sure that it can be reduce too fit it. I have the following model public class ColumnChart { public virtual ...
0
votes
1answer
152 views

Knowing who is the user in every request (every action, every view, every time)

I have many model classes that are mapped from/to tables using EF. Two of them are User and UserCookie, which are stored in tables Users and UserCookies. public class User { public long UserId { ...
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0answers
34 views

How to store pdf files to MySQL and then list, open them using C# [duplicate]

I'm creating a c# employee management system app, I've created a form for Employee files and I don't have any idea how to store pdf files to mysql and then list and open them with c#.
16
votes
5answers
11k views

Is There a Real Advantage to Generic Repository?

Was reading through some articles on the advantages of creating Generic Repositories for a new app (example). The idea seems nice because it lets me use the same repository to do several things for ...
0
votes
2answers
898 views

A sample Memento pattern: Is it correct?

Following this query on memento pattern, I have tried to put my understanding to test. Memento pattern stands for three things: Saving state of the "memento" object for its successful ...
0
votes
0answers
83 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 ...