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The Latest

DevX - Software Development Resource

Windows API

Question: I’m writing a program which needs to clean up the temp files which are in the Temp directory as define by the Temp Environment setting. I don’t want the

DevX - Software Development Resource

MDI applications

Question: I am trying to build a form that can be loaded as either MDI or SDI. If a use the SetParent API to force the window to be a

DevX - Software Development Resource

Creating PowerBuilder executable

Question: I want to create an independent PowerBuilder executable. Which DLLs should I include, and how do I package them with my application so that it runs on a computer

DevX - Software Development Resource

Developing PB apps w/SQL Server as back-end

Question: Is it possible to develop applications in PB using Microsoft SQL Server as the back-end? Answer: PowerBuilder has excellent support for MS SQL Server. Here at Powersoft, we have

DevX - Software Development Resource

Evolution of Visual Basic

Question: How did VB originate, where did it originate from, what is it main purpose or function. Who basically saw it as a need for its future uses? Answer: This

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Using Global Class Objects

Question: I have a general class that has the following amongst other stuff.Public Property Get Status() As String Status = stattxtEnd PropertyPublic Property Let Status(vNewValue As String) stattxt = vNewValueEnd

DevX - Software Development Resource

Searching the Registry

Question: Using VB 5.0, how can I detect the default browser and launch it to go to user selected site? Answer: This information is located in the Registry under this

DevX - Software Development Resource

16-Bit Programs

Question: Is there ANY way to write a program in Visual Basic 5.0 for Windows 95 and then have people running Windows 3.1 be able to use it? Answer: Nope.

DevX - Software Development Resource

Using Multiple Data Control

Question: I have two Data controls on a form, Data1 and Data2, both with data bound text boxes on the form, linked to them. Based on a common field (also

DevX - Software Development Resource

Return values from ancestor events

Question: How can I determine the return value of an ancestor event from its descendant?For example, the PFC_addrow event of the PFC datawindow. If I were to extend this event,

DevX - Software Development Resource

PowerBuilder lost scripts

Question: We are working with PB 5.0.02 Enterprise with anOracle server. The scripts are kept on a Novellserver version 4.x. We regenerate a PBL, and when we re-edit the object,one

DevX - Software Development Resource

PowerBuilder 5.0 datastores

Question: I am 90 percent done building a product catalog using PB 5.0.2 and SQL Anywhere 5.5.I just added a feature that uses a datastore to retrieve pricing information and

DevX - Software Development Resource

Checking for File Existance

Question: How do you use VB to check to see if a file exists? Answer: The simplest way to do it is to try opening the file with these lines

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Changing 2 fields

Question: Hi, I am working on a VB 4.0 project. The project involves changing 2 fields – The date field from 6 digits to 8 digits and zipcode field from

DevX - Software Development Resource

ActiveX & Data controls

Question: I Want to make my own data control navigator bar in a single OCX. My question is: How can i get the DataSource property to work.It needs to give

DevX - Software Development Resource

Storing Control Properties

Question: I need to store a full text box in a data base, so that later I can recover it with all its properties; is that possible or do I

DevX - Software Development Resource

Suggested books

Question: Are there any advanced-level PowerBuilder 5.0 books you recommend? Answer: The Powerbuilder 5.0: Secrets of the Masters book is the mostadvanced book I have seen to date.

DevX - Software Development Resource

Focus

Question: When dismissing a dialog, how can I set the focus on the calling form? Is clicking the calling form the only way? Answer: There is a weird bug in

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Double-click on edit field

Question: How can I catch a double click when the cursor is placed over an edit field? The normal double-click handler doesn’t respond. I need to open a dialog window

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How to structure a database created in Excel

Question: How can I structure a database created in Excel? Answer: If you want to use data in an Excel database with Oracle Power Objects,there is no need to create

DevX - Software Development Resource

Pick-a-number?

Question: How can I make Delphi 2 pick me any number within a range I specify (for example, between 0 and 100)?I’m guessing this is a fairly easy thing to

DevX - Software Development Resource

Problems with database

Question: I am developing a radon database for the Ohio Department of Health with Oracle Power Objects. I have two combo boxes. First a choice is made from one of

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Extending the Object class

Question: I’ve created a method I’d like to put in the Object class so it can be inherited by all the other classes. Is there a way to extend a

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Transporting Dbases

Question: Can I export or import a Dbase file from OPO 1.016 to another DBMS (Microsoft Access or Visual Basic, for example)? Answer: OPO Version 1 did not support ODBC.