The .NET Framework is a software framework for Microsoft Windows operating systems. It includes an implementation of the Base Class Library, Common Language Runtime, and Dynamic Language Runtime. It supports many programming languages, including C#, VB.NET, F# and C++.

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0answers
19 views

c# code to take names from exelsheet and print those name on certificate where blank space is given [on hold]

I want to take data from excel sheet and print it on certificates which already have printed. I just need to put them in printer and name of person should get printed on it at appropriate space on it. ...
1
vote
1answer
97 views

Implementing a tricky REST API with ASP.NET Web API

I'm trying to build a RESTful API using ASP.NET Web API for a game, and here are the methods I have so far: /games GET /games/:id GET /games POST /games PUT /games DELETE /users GET /users/:id GET ...
0
votes
2answers
88 views

Software desing suggestion - In case we need to set a property of a class within a scope and dispose it when the parent scopes completes [on hold]

This is a software design related question. Lets say we have the following class: Public MyClassA { private int x; Private Student _student; Public Student { get ...
0
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0answers
22 views

Caching large objects - LocalCache performance [migrated]

I have a few large objects which need to be stored and fetched from cache. These objects are around 1 - 2 mb in size. When running with localCache enabled, retrieval takes no more than a few ...
0
votes
2answers
186 views

Organizing solution / project structure and classes for Line of Business Application (LOB)

The question how-do-you-organize-your-projects already has a few good answers. I would like to get a better understanding about this suggested structure: MyApp.Core MyApp.Model MyApp.Presenter ...
2
votes
1answer
153 views

In a generic method, what exception should I throw when a type parameter is unacceptable?

When the value of a normal parameter is unacceptable (and the requirements can't be checked completely at compile time), we check at runtime and throw an ArgumentException if the check fails. When ...
-3
votes
0answers
84 views

Open source alternatives to .NET (VB.NET, C#, ASP.NET) [closed]

Does anybody have any recommendations for suitable open source alternatives to the .NET programming languages? At my company we develop everything using VB.NET, ASP.NET and MS SQL Server but a ...
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votes
0answers
32 views

How to make a .net 4 sample program? [closed]

What do you mean by making a sample application on .net 4?? does that mean yo make an asp.net program on visual studio 2012? kindly help me out.
0
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2answers
219 views

What's the advantage of auto-property initializers without primary constructors?

In this chart about the features that are in or out of the next version of Roslyn (specifically, for C#), primary constructors are out, but auto-property initializers are in. The best use case I've ...
0
votes
3answers
65 views

Reliable secure data exchange between service written on .NET and an iOS client app

I have a service written on .NET working on a company server. It designed to do a very simple thing, to receive a request via WCF named pipes from another service working locally on the same server, ...
1
vote
1answer
53 views

How can I share a managed DBConnection across various objects?

I am implementing what I thought was a simple object wrapper around a database where one object "PartRecord" represents one row of a database table. I want a client to be able to request a given ...
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votes
0answers
44 views

Connect iPhone app to .net C# windows form [closed]

I basically want the iPhone to be able to connect to the windows form and be able to call functions. How could I make this possible? Perhaps I could setup a server, where the iPhone could send a ...
0
votes
1answer
87 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 ...
0
votes
1answer
118 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 ...
1
vote
1answer
173 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 ...
1
vote
1answer
174 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 ...
-1
votes
1answer
91 views

HTML and CSS required for .NET Development [closed]

On a job application, part of the job description is "...needs to know HTML and CSS as some .NET is required...". What does this mean? I thought HTML is a programming language, CSS is a way to ...
1
vote
1answer
229 views

Repository Pattern: Doctrine2 vs Microsoft Entity Framework?

I have been using Symfony2 with Doctrine2 for some years. I have recently started using Microsoft's Entity Framework with MVC5. From my Symfony2 experience I understand that a repository's job is only ...
0
votes
1answer
49 views

design for buffering or queuing data streams to replace database

We have a system (ms stack, .net, sql) that receives data from thousands of remote devices (several independent readings/min). We currently save all the data to a db as it arrives and a second service ...
1
vote
1answer
296 views

What does the implementation of .NET string.Split(char[], StringSplitOptions) look like from inside?

That is if we were to see how Microsoft wrote this method what would it look like? I'm mainly interested in the use of the StringSplitOptions enumeration with the other parameter and how they probably ...
1
vote
1answer
132 views

Why does `SortedDictionary` not implement `IReadOnlyDictionary`?

The .NET type SortedDictionary<TKey, TValue> does not implement the interface IReadOnlyDictionary<TKey, TValue>, although Dictionary<TKey, TValue> does. It is trivial to make ...
0
votes
0answers
18 views

Variable sized classes and memory mapped files

Is there an accepted way to store variable sized classes in memory mapped files, or is this always considered bad practice? Essentially I want to store a collection of image patterns files that are ...
0
votes
0answers
19 views

Preloading expensive resources

I have a significant quantity of external resources that I need to load. It takes about 5 minutes to fully load (about 16 gigs of data). These are basically third party image patterns that I have to ...
0
votes
0answers
56 views

Method for ensuring GUI app runs regardless of user login post-XP [migrated]

I had a really hard time thinking of an appropriate title for this question, if you can think of something better after reading feel free to change it. I have some legacy code that was built to run ...
1
vote
1answer
97 views

Best approach for a server configuration data collection and reporting solution from a legacy script?

I have a project which involves collecting config data from windows servers in our (very large) server estate. My manager wants me to collect over 150 data items across all configuration areas ...
2
votes
1answer
152 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 ...
0
votes
1answer
308 views

can you have too many dto/bo - mapping method

I have a windows service, 2 web services and a web interface that need to follow the same path (data wise). So I came up with two ways of creating my solution. My concern is the fact that the ...
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votes
1answer
91 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 ...
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votes
1answer
51 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 ...
2
votes
0answers
38 views

Mono: C call into managed with COM Interop

I am trying to design a managed library to implement -what appear to be- unmanaged VST3 plugins. The VST3 plugin interface is a C/C++ interface-based API that is compatible with COM (ref-counting, ...
0
votes
1answer
55 views

Strategy for storing mixed value and reference types without boxing

I'm looking for a way to store a large quantity of individual data values, with the following constraints. Assume that the types are bool, int32, double, decimal, string and blob (byte array). The ...
4
votes
3answers
430 views

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 ...
2
votes
1answer
170 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 ...
1
vote
1answer
169 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) { ...
12
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
167 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, ...
6
votes
4answers
710 views

Acceptable placement of the composition root using dependency injection and inversion of control containers

I've read in several sources including Mark Seemann's 'Ploeh' blog about how the appropriate placement of the composition root of an IoC container is as close as possible to the entry point of an ...
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 ...
2
votes
1answer
113 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 ...
2
votes
1answer
83 views

Is there a better way to update NoSQL records in bulk?

When we started our application we had the choice of going with the traditional MS-SQL normalized database or with a NoSQL database (RavenDB is what we tried out). Here is a simplified version of our ...
7
votes
2answers
630 views

How to Implement Error Handling [closed]

Even though I've programmed on a professional level for some years I still do not fully understand error handling. Although my applications work fine, the error handling isn't implemented at a ...
0
votes
2answers
79 views

Separate methods or single method with if statement?

I'm working on a .NET application and I'm wondering if I should use separate methods to handle the click events of two different buttons. They essentially do the same thing, just on different objects ...
4
votes
1answer
150 views

Wpf: Event driven vs MVVM design pattern

I'm a beginning coder and I've been working on a WPF app for several months now and struggled to implement anything in MVVM due to time constraits to learn so I coded my program the only way to knew ...
4
votes
1answer
110 views

Is there a better alternative than abusing the IDisposable pattern?

Consider the following (Microsoft-sanctioned) code: <% using (Html.Form<HomeController>(action=>action.Index())) { %> <input type="text" id="search" /> <input ...
-1
votes
1answer
269 views

Are there any scenarios where the 'Dispose Pattern' shouldn't be used on an Object which contains managed and un-managed resources?

MSDN says that to properly clean up an object which contains managed and un-managed resources, you need to implement the 'Dispose Pattern'. Given that the class implements the IDisposable interface, ...
2
votes
0answers
273 views

Why does the .NET framework have no concept of classes as first-class types?

It's well known to those familiar with the history that C# and the .NET framework started out as essentially "Delphi rewritten to feel like Java," architected by the chief developer behind Delphi, ...
1
vote
1answer
94 views

Performing a Depth First Search iteratively using async/parallel processing?

Here is a method that does a DFS search and returns a list of all items given a top level item id. How could I modify this to take advantage of parallel processing? Currently, the call to get the sub ...
17
votes
9answers
5k views

Why hasn't C# gained much traction within the opensource community? [closed]

I'm not expecting C# to be on par with say Java or Python in the open source community, but it still surprises me just how far behind it is. 'Multi language' open source repos like google code or ...
6
votes
2answers
2k views

Examples of permission-based authorization systems in .Net? [closed]

I'm trying to figure out how to do roles/permissions in our application, and I am wondering if anyone knows of a good place to get a list of different permission-based authorization systems ...
1
vote
2answers
90 views

How best to construct our test subjects in unit tests?

Some of our business logic classes require quite a few dependencies (in our case 7-10). As such when we come to unit test these the creation become quite complex. In most tests these dependencies are ...