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Showing posts from January, 2013

Visual Basic Online Course - Prevent VB6 Application from run twice

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Visual Basic Online Course Limit your application to one single instance Visual Basic Online Course - Limit Your Application - Some applications are free trials and they're controlled using code. If you want to limit your application abilities on the client machine, then you will find those ideas great, regardless the Visual Basic Version I'm using VB6 , you can still use them in .Net too. 1) Limit your VB6 Application to a certain number of times to run on the client's machine, seems sometimes to do the trick but it also can be modified easily, means your limitations can be broken easily if your client have some knowledge about programming or asked for help from a programmer. But as long as the idea is kept hidden and unknown inside the Source Code, then it would be hard to be discovered anyway. You can also limit your VB6 application setting a start Date and End Date instead of the values given in the source code below. Source Code Download [ MediaFi

Visual Basic Online Course - ListView, Element not found while removing items

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Visual Basic Online Course ListView,  Element not found while removing items In VB6 If you tried to remove items from ListView Control, you may get this error : Run-Time Error '35601':   Element not found. Example : Code : Error : Executing the previous example will cause error '35601' when trying to remove the next Item from list view items. Solution : Simple error trap will fix the error ♥ V isual B asic 6.0 Course Online : Automate MS-Access Database in Visual Basic 6.0 though a net work Visual Basic 6.0 Analog Clock Vi sual Basic 6.0 Temperature Convertor Visual Basic 6.0 , MS-Access 2003 and Crystal Reports - Phone book Visual Basic 6.0 , MS-Access 2003 Database and DataGridView Visual Basic 6 .0  FTP full application source code Visual Basic 6.0 Color Picker tool source code Visual Basic 6.0 TreeView Control lesson ( Part1 - Part 2 - Part3 - Part4 - Part5 ) Arabic. Visual Basic 6.0 - Introduction to Gr

Visual Basic Online Course - Function Keys (F1 to F12)

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Visual Basic Online Course Function Keys In VB6 ,in order to use the F-Keys (Function Keys) from your Keyboard or even any key, you need to set the form property [Key Preview] value to True . Open new form [Form1] Right-click on [Form1], View Code The event [Form1_KeyDown] Create Sub (I.E.: MyKey) Go to [Form_KeyDown(KeyCode As Integer, Shift As Integer)], and write these lines: Try out your application [Run your project] and after the form loads, press F5. Thanx for reading Evry1falls ♥ V isual B asic 6.0 Course Online : Automate MS-Access Database in Visual Basic 6.0 though a net work Visual Basic 6.0 Analog Clock Vi sual Basic 6.0 Temperature Convertor Visual Basic 6.0 , MS-Access 2003 and Crystal Reports - Phone book Visual Basic 6.0 , MS-Access 2003 Database and DataGridView Visual Basic 6 .0  FTP full application source code Visual Basic 6.0 Color Picker tool source code Visual Basic 6.0 TreeView Control lesson ( Part1 - Part 2 -