Visual Basic .NET is a .NET oriented-object implementation and evolution of Visual Basic developed by Microsoft.

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WCF, Net.Tcp endpoint, code-first [migrated]

I have a WCF service, this service works perfectly well on a WSHttp endpoint, running as a Windows service under ServiceHost. However I want to move to a TCP endpoint, because of scalability. For the ...
0
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1answer
159 views

Are VB.NET and C#.NET projects created from Microsoft Visual Studio “Open Source” safe? [on hold]

I'm developing software in VB.NET and C#.NET and planning to release their source codes as fully open source. Are these projects "open-source" safe? My doubts are: VB.NET and C#.NET are using the ...
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3answers
134 views

Where to Populate Objects

As mentioned in this question, I am moving our team towards objects (as opposed to just throwing DataTables and variables around everywhere). I have picked a suitable spot for the project that ...
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0answers
6 views

WMI queries in vb.net: “the expression doesn't produce a value” [migrated]

As a bit of a skills progression project I've started writing a system information app in VB.net. I currently have 2 list boxes that display all the GPU's installed in the system in the first and then ...
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5answers
510 views

Inner workings of the IF() function - why aren't expressions evaluated?

Short version How does the IF() function cause the passed expressions to NOT be evaluated prior to being passed in as parameters? Detailed version I am part of a standards committee, and a ...
3
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1answer
342 views

Why doesn't VB.NET allow unnamed, one-line objects to be used?

Why isn't this allowed in VB.NET: New SqlCommand("some string", someSqlConnection).ExecuteNonQuery() Why would the language have been designed to require that this be used instead: Dim com As New ...
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1answer
68 views

Using strings in different projects (visual studio) [closed]

Is it possible to grab a string from one project (written in VB.net) and use it in another project (written in C#) ? I understand I can use pipeline, but I'm not exactly sure how. Edit: I have a ...
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0answers
31 views

Inventory Management project Unit of measurement conversion issue

We are currently working on an inventory module. We have purchase requisition, purchase order, goods receipt modules etc. There is obviously the need for UOM or Unit of measurement conversion needed. ...
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0answers
87 views

Managing child worker thread list

After so much research, I thought I should ask the experts. I am working on a project for my corporate employer, we have android and iPhone mobile apps that make request to a web service, the request ...
2
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9answers
710 views

A Newbie .NET Developer Desperately Seeking for Advice [closed]

I am becoming a little desperate. I am 23 and for the last three months I've been working as a software developer for a British Company who develop a leisure management system. Prior this job, I was ...
2
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3answers
153 views

Parallel.For Inconsistency results

I am using VB.net to write a parallel based code. I use Parallel.For to generate pairs of 500 objects or in combination C(500,2) such as the following code; but I found that it didn't always generate ...
3
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2answers
167 views

Improving the performance of a db import process

I have a program in Microsoft Access that processes text and also inserts data in MySQL database. This operation takes 30 mins or less to finished. I translated it into VB.NET and it takes 2 hours ...
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2answers
240 views

IL and case-sensitivity

Quoted from A Brief Introduction To IL code, CLR, CTS, CLS and JIT In .NET CLS stands for Common Language Specifications. It is a subset of CTS. CLS is a set of rules or guidelines which if ...
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1answer
230 views

Should I just always Convert.ToInt32 my integers to account for potential nullable integers?

If my MSSQL database contains a data type that is NULL (i.e. null is allowed) then ORMs, such as EntityFramework in my case, create .NET objects that are nullable. This is great, and the way I use ...
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3answers
4k views

How do I Export to excel on aspx page?

I am trying to take data that I request from an access database and put it into and excel file on the client computer. I usually use ajax to request a summary of the data I need. It is formatted ...
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1answer
177 views

What options are there to programmatically use windows application in VB.NET? (Button Press and Keyboard Strokes) [closed]

I have this complex windows application that I need to create an automated testing system for. I need to use VB.NET, and it needs to be able to click all kinds of things, be conscious of the windows ...
4
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1answer
245 views

Is CType() ever the preferred option?

Is there any time CType() is the proper option over other methods? I did plenty of thinking on this myself, but wanted to put the question in hopes there would be answer to my question so I can put ...
-1
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1answer
303 views

Increase speed of a VB.net Application to SQL server 2008 and Hamachi VPN [closed]

Our current Information System (complete with path for pictures for records stored in db) has the following specifications: A desktop application was developed in vb.net We use SQL server 2008 r2 as ...
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1answer
290 views

How can you denote the access modifiers “friend” and “protected friend” in UML?

The symbols for access modifiers that I know are relevant for many different languages: public:        + private:       - ...
4
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1answer
198 views

Reference Passing Style Anti Pattern

I'm working on a legacy VB.Net code base. There are very few functions that return values, most of the code is in subs/void methods. The general strategy seems to be to pass everything in by ...
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1answer
131 views

How should I implement “queueing” of approval on my objects?

I have a list of objects that will need to go through an approval process. I am curious if it would be best to simply add some properties to my object, like ApprovedBy, and ApprovedOn. Another ...
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1answer
455 views

Mixing Fowlers Transaction Script and Domain Model

I am developing a large application where the previous developer used Martin Fowlers Transaction Script pattern. The requirements are becoming more complex and it is becoming a bit of a maintenance ...
5
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2answers
611 views

COM INTEROP Support - which is better? C# or VB

I keep hearing that c# is "better" than vb... but as far as I can see, aside from syntactical differences, both compile down to the same IL. I've found some good articles by googling that explain what ...
2
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5answers
362 views

OOP concept: is it possible to update the class of an instantiated object?

I am trying to write a simple program that should allow a user to save and display sets of heterogeneous, but somehow related data. For clarity sake, I will use a representative example of vehicles. ...
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0answers
94 views

How do I make a window that acts as a middleman between a client program's IO and the user's IO?

For Windows 7, in any of the tagged languages (vb.net, C#, Java) would it be possible to have a (100*ratio)x100 px^2 "middle" window that would be able to: Copy a windows's graphics data ...
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1answer
82 views

Multiple visual studio projects/solutions on the go

I am working on a large asp.net app as a single developer. I will often work on a number of change requests concurrently. For example, a change required to the Finance component and a change ...
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3answers
291 views

Declare variable as interface

When should or shouldn't a variable be declared as a custom Interface type? When walking through some code, I required to know what was happening here: Public Class MyMainProject .... Public ...
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4answers
1k views

How to create an Intelligent Agent [closed]

I am currently doing my Honours in Computer Science and taking Artificial Intelligence as a subject. As part of completing the subject I have to develop my own basic intelligent agent. I have yet to ...
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1answer
228 views

Is VB.NET a viable migration path for an application currently scripted in VBScript? [closed]

Our C++ MFC application gives the user the ability to define custom scripts in vbscript (via the VBScript engine). Since (parts of) the application are moving to .NET anyway, and since vbscript seems ...
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1answer
780 views

Introducing Fowler's Table Data Gateway to refactor poorly designed systems

I am developing an application, which currently has about 150,000 lines of code. The previous developer didn't really use any discipline when writing code. Application is in production but is ...
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6answers
449 views

Should I open up to .net, c# and visual basic? [closed]

I am a huge linux fan and have been ignoring .net, C#, and visual basic due to their relationship with Microsoft. Am I foredooming them just for their relationship? Is there any advantage to ...
18
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3answers
13k views

What javadoc equivalents do you use in .net? [closed]

Java developers use Javadoc in order to write inline documentation in their comments. What are the alternatives for .net - specifically c# and VB.net that people actually use in real world projects?
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2answers
282 views

Not using SQL Transactions

I am looking at a codebase where a developer never uses SQL transactions i.e. each update/insert into the SQL database is an atomic operation. I believe the codebase would benefit from transactions. ...
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1answer
374 views

VB.NET: Two tiers for three layers or three tiers for three layers

I asked a question on StackOverflow in November about separating a very large application into layers and tiers: http://stackoverflow.com/questions/13342626/net-divorcing-layers. The previous ...
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2answers
3k views

How much should I pay to Microsoft when I am selling a desktop software built on VB.NET? [closed]

I am using Microsoft's free tool Visual Basic 2010 Express (downloaded from here ) to develop a desktop application with database features using Microsoft access as the database. Connectivity is being ...
4
votes
2answers
540 views

How do I handle having so many SQL queries?

I have an MVC3 project that uses SQL Server. I use data from the SQL database all the time and I often find that I'm reusing/duplicating some SQL queries. I thought I'd solve this problem by creating ...
16
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5answers
22k views

.NET Properties - Use Private Set or ReadOnly Property?

In what situation should I use a Private Set on a property versus making it a ReadOnly property? Take into consideration the two very simplistic examples below. First example: Public Class Person ...
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2answers
863 views

.Net Language Interoperability Gotchas [closed]

I hope this is the appropriate forum to ask this question. A group of colleagues and I just starting learning C# a few weeks ago and we are planning on having a discussion about language ...
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12answers
2k views

How do I explain to non-programers what .NET is?

I don't work at a software company, and I'm one of a small handful of people in the company that know anything about programming. I spend a lot of time automating other programs that are used in the ...
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4answers
984 views

About shared (static) Members and its behavior

I just realized that I can access shared members from instances of classes (probably this is not correct, but compile and run), and also learn/discover that, I can modify shared members, then create a ...
2
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4answers
315 views

Should we hire a new developer now, or wait until the code is refactored to make it suitable for a team environment?

I support and develop a large system that uses various technologies e.g. c++,.net,vb6 etc. I am a sole developer. I am debating whether now is the right time to approach my manager (who is not a ...
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4answers
924 views

Obtain reference to Parent object during instantiation

I have a situation where a custom class is a property of another class. What i need to be able to do, if it is possible at all, is obtain a reverse to the "parent" class (ie the the class that holds ...
4
votes
10answers
583 views

How to experience gradual improvement of knowledge while a newbie does .NET maintenance programming? [closed]

I started my career as a software developer about 6 months ago. This is my first job, and I am the only developer in this company. I gained .NET knowledge by self study and also by doing some ...
2
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6answers
2k views

How get and set accessors work

The standard method of implementing get and set accessors in C# and VB.NET is to use a public property to set and retrieve the value of a corresponding private variable. Am I right in saying that ...
3
votes
2answers
2k views

Does 'Me' in VB.NET refer to the instantiated object only?

Does 'Me' in VB.NET refer only to an instantiation of the type? Just occurred to me that since I can reference properties in my VB.NET class without using 'Me', that I don't see a reason for using it ...
2
votes
4answers
2k views

.NET mulithreading and quad core processors

I have a single threaded application that runs on a machine with a quad core processor. The scheduled tasks that run VB.NET forms are too slow. I am new to multi threading and parallel computing. ...
5
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3answers
703 views

Naming Convention for Dedicated Thread Locking objects

A relatively minor question, but I haven't been able to find official documentation or even blog opinion/discussions on it. Simply put: when I have a private object whose sole purpose is to serve for ...
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2answers
250 views

ASP.NET design not SOLID [closed]

SOLID principles are described here: http://en.wikipedia.org/wiki/SOLID_%28object-oriented_design%29 I am developing a large ASP.NET app. The previous developer created a few very large classes each ...
2
votes
3answers
908 views

Query regarding VBA as career option [closed]

I am a dot net developer, with over 7 years experience in VB, Vb.net, C# and Asp.net. Would it be worthwhile to learn VBA/VSTO? Would it be adding value to my career? Would there be any companies ...
2
votes
2answers
1k views

Testing my VB.NET code?

I'm having trouble developing unit testing approaches to testing both if the "code does what I want it to do", and testing "does my code work". For example, I'm writing code to validate input that ...