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Articles and Tutorials

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_ A String manipulation example in VB.NET, EQUIVALENTS: Len, Mid, Replace, InStr, UCase, Split etc _
by Jon Barker
Language: .Net

A string manipulation example in VB.NET. Are ALL covered in the tutorial, using PURE VB.NET STRING MANIPULATION TEQNIQUES Commands and equivilents Len = .Length, Mid = .SubString, Replace = .Replace, InStr = .IndexOf, UCase = .ToUpper, LCase = .ToLower, Split = .Split, Join = .Join, Enjoy! tHe_cLeanER

How to Write Your Own GPS Applications: Part 1
by Jon Person (GeoFrameworks)
Language: .Net

What is it that GPS applications need to be good enough for in-car navigation? Also, how does the process of interpreting GPS data actually work? In this two-part series, I will cover both topics and give you the skills you need to write a commercial-grade GPS application that works with a majority of GPS devices in the industry today.

Applying Object Oriented Programming in VB.NET (Part I)
by Rahul Vyas (coder000)
Language: .Net

Specially written for our beginner friends but experienced friends will also find it interesting. This tutorial is an extension to my last article on Object Oriented Programming. We have already seen the beauty and power of OOP in the last article. In this article, we will see how to implement the features of OOP in VB.NET.

Select ListView Item Programmatically
by Jason Heine
Language: .Net

This simple code will allow you to programmatically select an item in a listview. Hope this helps.

Signup using Image Verification Tutorial
by rajat talwar
Language: .Net

All Major Websites dealing with secure content, administrative rights and user privacy use image verification. an image is provided with a random string embossed on it and before registering the string has to be entered in the provided textbox. This can be easily seen at Yahoo. COM, gmail, planet source code (yes our very own PSC will ask you for this when you vote for me).

Learn VB .NET fast! -updated again-
by Sahand
Language: .Net

What's new in VB .NET? How can I use Classes in VB .NET? What does a shared method do?What's the usage of inheritance? How can i override a sub? How can i add events to my classes? Find your answers here! Sample files now ready

Quick tip on how to handle NULL in ADO.net
by Ian Ippolito (vWorker)
Language: .Net

If you're an old ADO programmer, you may be frustrated by not knowing exactly how to check for NULL. Here's a 1 second tip on how to do it in ADO.NET.

Tutorial: How Do I Do It In VB.NET??
by Sean Dittmar
Language: .Net

This tutorial teaches syntax migration from VB6 to VB.NET with simple VB7/VB.NET comparison.

Easily add WinXP themes to your applications without manifest! Just 5 lines of code!!!
by Jorge Rodrigues Silva
Language: .Net

This is a very simple way of add WinXP themes to your applications! Tired of carrying arround unwanted manifest files??? well this uses only 5 lines of code ;)

_ Beginners Listview LVW tutorial: Various difernt views, add items WITH ICONS, spreadsheet style! _
by Jon Barker
Language: .Net

BEGINNER TREEVIEW TUTORIAL how to use the treeview and add items with icons to the treeview. + Spreadsheet view etc. First release, update with properties, events etc coming soon. Source code examples included

Using MySQL with Visual Studio
by Particle
Language: .Net

If you're just wondering how to use MySQL with VS.NET or are having problems, give this a try.

How to Write Your Own GPS Applications: Part 2
by Jon Person (GeoFrameworks)
Language: .Net

In part two of the series, the author of "GPS.NET" teaches developers how to write GPS applications suitable for the real world by mastering GPS precision concepts. Source code includes a working NMEA interpreter and sample high-precision application in C# and VB.NET.

How Do I do it in ASP.NET?
by sherif rofael
Language: .Net

This Tutorial Will Show You How TO implement the Following Using ASP. net: (7 in 1) Send E-mail With Attachment. UPLOAD A file to a Remote Server. Create a Graphical Counter. Create a Log File for the users of your page and add their info ( ip address, country, time, data, service provider, browser, OS, ...............) to an html file. Morse Code Encoder Machine ( Text + Sound ) into your Page. Get The Country and service provider of your page visitors. Determine The Locatio ... (see entry for full description)

Minesweeper, Behind the scenes
by arikp
Language: .Net

This article demonstrates directly reading another processes memory in C# using P/Invoke and Win32 Api's. Using the developed class I read Minesweeper memory.

How To: Modal Dialogs in ASP.NET
by Wayland Young
Language: .Net

This tutorial begins with basic HTML showing how to set data on a Modal Dialog and return that data to the original page using Javascript. There are a few tricks which will be illustrated that you'll have to use if you want to get the same functionality with ASP.NET pages. I've seen similar tutorials and samples on the web. Some claim to have modal dialogs but still allow clicking on the main window. Most don't show how to return multiple values from the dialog. Included in the .zip ... (see entry for full description)

Tutorial on How To Disguise URLs of your Website
by dotNETJunkie
Language: .Net

The purpose of this article is to show you how to disguise the url of your webpage. This is great for masking your webpage extension to not give away your server and development platform to potential hackers. You can also mask any parameters passed through the query string.
Please Vote!


undocumented varptr in vb7
by Izek_S
Language: .Net

VB6 has 3 undocumented functions. VarPtr, StrPtr, and ObjPtr.StrPtr returns object of a string, VarPtr returns address of any other variable and ObjPtr returns address of an object. In VB.Net these 3 functions are abosolete but their functionality is still avaliable.

Default Button
by Janus Kamp Hansen
Language: .Net

This is a sample made for Microsoft ASP.Net to show, how easy it is to 'force' a default button for a textbox. So far you have needed to install various DLL's or controls to control what button must be clicked, when a user is submitting some data from an textbox by pressing [ENTER] key.

A Complete Guide To GOF Design Patterns (With Examples Of Observer, Decorator and Strategy Patterns)
by Anoop Madhusudanan
Language: .Net

Design patterns provide you a flexible way to solve common design problems. This article gives you a simple and effective introduction regarding learning and applying design patterns. In this article series, we will design a foot ball engine, analyze the design problems in that, and will apply patters to solve our design problems. In this way, you will learn how to actually use design patterns.

Application Configuration Files
by D. de Haas
Language: .Net

How to use Application Configuration Files.

 



Newest Tutorials

How to Generate Multiple Barcodes on a Single Image inside .NET Apps
by aspose_seo
7/23/2014 2:06:08 AM

Language: .Net

This Technical tip explains how to .NET developers can generate multiple barcodes on a single image inside their applications using Aspose.BarCode for .NET. Aspose.BarCode for .NET can efficiently create multiple optimized barcodes on a single image. It also supports generating multiple type of barcodes such as postal, QR, PDF417, EAN, Code 39, Code128, ISBN, MSI, GS1 etc.

How to Extract Text From Part of an Image inside .NET Applications
by aspose_seo
7/16/2014 2:01:21 AM

Language: .Net

This technical tip shows how to extract text from part of an image inside .NET Applications. Aspose.OCR for .NET provides OcrEngine class to extract text from a specific part of the image document. The OcrEngine class requires Source image, Language and Resource file for character recognition. The source image is the document on which OCR will be performed. The image can be a BMP, TIFF, JPEG, GIF or PNG file. The OcrEngine.Image property is used to set the source image. One or more languages mus ... (see entry for full description)

Developing ASP.NET applications using VB.NET
by GinuAlex
6/18/2014 1:35:16 AM

Language: .Net

Developing ASP.NET applications using VB.NET

Network Netwok Programming using C#.NET
by GinuAlex
6/13/2014 5:22:55 AM

Language: .Net

Network Programming using C#.NET

Getting Familar with C#.NET environment
by GinuAlex
6/11/2014 6:01:30 AM

Language: .Net

Getting Familar with C#.NET environment

Developing ASP.NET web applications using C# NET
by GinuAlex
6/9/2014 1:29:19 AM

Language: .Net

Developing ASP.NET web applications using C# NET

How to Create & Send Email Message with Voting Options inside .NET Apps
by aspose_seo
6/4/2014 1:09:22 AM

Language: .Net

This technical tip explains how to create & send an email message with voting options inside .NET Applications. Microsoft Outlook allows users to create a poll when composed a new message. This is done by including voting options such as Yes, No, Maybe, etc. The FollowUpOptions class offered by Aspose.Email, provides the VotingButtons property that can be used to set or get the value of the voting options. This article provides a detailed example of creating a MapiMessage with voting options for ... (see entry for full description)

Polymorphism Concept using C#.NET
by GinuAlex
6/3/2014 2:22:20 AM

Language: .Net

Polymorphism Concept using C#.NET

Four functions to reverse a string
by Salem Al Shekaili
6/1/2014 6:22:08 AM

Language: .Net

more about doing string reverse functions

String Manipulation Functions with Examples
by Salem Al Shekaili
5/31/2014 9:43:13 AM

Language: .Net

commonly useful string manipulation code