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

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847 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 ...
4
votes
2answers
541 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 ...
3
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5answers
2k 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 ...
1
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1answer
746 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
votes
1answer
256 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 ...
0
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1answer
243 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 ...
1
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1answer
110 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
1k 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 ...
2
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4answers
829 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. ...
4
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1answer
1k 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 ...
0
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1answer
2k 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 ...
2
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2answers
533 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. ...
1
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1answer
869 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 ...
4
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2answers
761 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 ...
6
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2answers
922 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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4answers
338 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
3k 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 ...
3
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6answers
8k 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
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2answers
7k 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 ...
11
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3answers
2k views

Naming Convention for Dedicated Thread Locking objects [closed]

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 ...
2
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4answers
4k 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. ...
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3answers
7k 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 ...
2
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2answers
2k 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 ...
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2answers
1k 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 ...
2
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4answers
704 views

Do I lose anything by coding in c# and using free online vb.net code convertors? [closed]

The company I work for uses vb.net since there are many programmers who moved up from vb6 to vb.net. Basically more vb.net resources in the company for support/maintenance vs c#. I am a c# coder and ...
3
votes
1answer
518 views

Is a readonly field in VB.NET thread safe?

Is a readonly field in VB.NET thread safe? For example, see the code below: Class Customer ReadOnly Name As String ReadOnly ZIP As Integer = 98112 Sub New(ByVal Name As String) Me.Name = ...
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9answers
964 views

Review quality of code [duplicate]

I have been asked to quality review two code bases. I've never done anything like that, and need advice on how to perform it and report it. Background There are two providers of code, one in VB and ...
7
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1answer
834 views

How in the earth CHRW produce unicode codes given that it only accept 65k possible input?

http://babelstone.blogspot.com/2005/11/how-many-unicode-characters-are-there.html says there are 1 million unicode characters and around 240k of which are already assigned. 1 million > 240k > 65k ...
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1answer
319 views

How to synchronize web page refresh with file upload from windows application?

I have a rather simple app in .net which uploads images in fixed intervals in an ftp server. The file name is specific. I need to have a web page that refreshes but i want this to happen only when ...
4
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2answers
3k views

I want to turn VB.Net Option Strict On

I recently found out about strong typing in VB.Net (naturally it was on here, thanks!) and am deciding I should take another step toward being a better programmer. I went from vba macros -> VB.Net, ...
4
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7answers
3k views

Changing from VB.NET to C#? [closed]

I am working on co-op at a company as a test engineering specialist. This is not technically a software job, however at the end of the day, I spend most of my time programming. I am not a ...
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4answers
3k 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 ...
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4answers
3k 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 ...
6
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7answers
22k views

string.format with variables vs inline variables

What are the pros/cons (if any) to using string output; int i = 10; output = string.Format("the int is {0}", i); versus string output; int i = 10; output = "the int is " + i; I have always ...
3
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1answer
611 views

Any changes/improvement for LINQ 2010 vs LINQ 2008

I'm VB.NET user and now learning LINQ. The book I'm reading now focus on LINQ 2008 VB.NET. I want to know whether there are changes/improvement in LINQ 2010? p/s: I'm reading this book: Pro LINQ ...
4
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2answers
1k views

Bill of materials database design in EF codefirst?

I'm having trouble generating a proper database design for bill of materials in EF Code-first I just need a general structure then ill add additional fields So i need to have a Product that is ...
0
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2answers
262 views

Where can I get a definition of how the code is laid out in VB.NET 2010?

I am just starting out learning Visual Basic 2010. I have books and videos. The books all seem to be written for people who have some programming experience, even the books that say they are for ...
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6answers
521 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 ...
1
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3answers
208 views

Is there any well known project to VBify C and make C as RAD language?

I have two questions: Question #1: Is there any well known project to VBify C? VBify here means to make it as easy as in VB.NET and to make C well supported in IDE just like VB.NET, i.e. with ...
2
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5answers
6k views

Is there any comercial application written in Visual Basic .NET? [closed]

In my work the language used to write applications is Visual Basic .NET. I read on internet and almost all the examples and questions are about C#. Is there any comercial application written in ...
1
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2answers
1k views

Why should company choose VB.NET over C# [duplicate]

Possible Duplicate: VB.Net vs C# debate Are there any actual reasons why company should choose VB.NET over C#? I work for a company which develops medical software and switched from VB6 to ...
0
votes
4answers
807 views

.Net - web controls and win form controls

The next version of the application will be a .NET based application (both desktop and web). The requirement is that both applications have to look and work exactly the same way. I was thinking that ...
4
votes
4answers
286 views

VB for C programmers [closed]

Can anyone recommend a good guide to VB.Net for someone having experience/comfortable with C? I can find Python/Java/Lua for C programmers had have used them earlier, but am unable to find anything ...
12
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6answers
2k views

any document which says exactly what range of numbers are .NET BigIntegers designed for?

I'm playing around with the .NET BigInteger and basically I'm wondering what number --an estimated answer would be fine-- is the point of deviation of the curve of (the graph of (increase of time ...
3
votes
2answers
7k 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 ...
2
votes
2answers
180 views

Static / Shared Helper Functions vs Built-In Methods

This is a simple question but a design consideration that I often run across in my day to day development work. Lets say that you have a class that represents some kinds of collection. Public ...
7
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9answers
2k views

How to explain pointers to a Java/VB programmer [closed]

I am writing a game and my friend has offered to help me as it is a RPG and will take a long time to do the "scripting" bit of the game. The problem is IMO he's not that good a programmer :( (add ...
5
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7answers
3k views

Is there something better than a StringBuilder for big blocks of SQL in the code

I'm just tired of making a big SQL statement, test it, and then paste the SQL into the code and adding all the sqlstmt.append(" at the beginning and the ") at the end. It's 2011, isn't there a better ...
7
votes
8answers
7k views

Why there is perception that VB.NET is good for small to medium size application and not for enterprise class project? [closed]

I love VB.NET very much. Coding VB.NET with Visual Studio is just like typing messages. Smooth, fast and simple. Any error will be notified instantly. The OO capability of VB.NET is good enough. But ...
4
votes
10answers
995 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 ...