The DropDownDataWindow (DDDW) edit style is one of PowerBuilder's outstanding
features. Yes, I know there are a lot of new and exciting capabilities in the
upcoming release of PowerBuilder, but in this article I'll try to solve some
of the current problems with the existing features that are popping up in
nearly every project I've seen.
Here I'll focus on DropDownDataWindows, including:
How to get started with DDDWs Filtering DDDWs without losing the display
value in other rows Catching the collapsing of a DDDW Trapping the cursor
keys in a DDDW Autocomplete DDDW values
The basics are well covered in the PowerBuilder User's Manual, but if you
still have problems defining them look at Figure 1. Click on the column you
want and its edit style (yes, click on edit on the properties) as DDDW
(choose DropDownDW as Style Type).
Next, choose your DataWindow, ... (more)
One of the biggest problems in an enterprise is deploying the application.
Usually you have to deliver a new release of your application to several
hundred workstations. This may be a time-consuming and very cost-intensive
Think of rolling out the newest and coolest version of the order application
of your enterprise: this superior version has so many new functionalities
that your users will love it.
When we think about rolling out a new version, we must keep a few things in
mind: The cool new version has to be packed for distribution. Database
conversion scripts have to ... (more)
It won't be long until a new product developed by Sybase hits the stores.
Yes, I'm talking about Pocket PowerBuilder.
For any professional (PowerBuilder) software developer, this should be reason
enough to look behind the scenes of mobile and wireless development.
Fortunately for us there's a book on the market that covers everything we
need to know. This book, Mobile and Wireless Design Essentials, is written by
Martyn Mallick. Martyn is a senior software engineer in product management
and a wireless solutions evangelist for iAnywhere Solutions, a subsidiary of
Sybase, Inc. He'... (more)
An enterprise portal is the converged "hub" of multiple, complementary
information management solutions, including document and content management,
information search and retrieval, knowledge management, team collaboration,
workflow, and business intelligence.
In this article, we describe what an enterprise portal is and give you a
brief overview of Sybase Enterprise Portal. Then we take a closer look at the
portal and go over some of the installation requirements and steps for the
Information Edition of the portal. We also delve into how to use a portal and
build components (ca... (more)
As a PowerBuilder developer I'm sure you have already used SQL Anywhere a few
times, but did you know that SQL Anywhere owns over 70% of the mobile
There are several good reasons for this big market share; it's easy to use,
easy to administer, and doesn't take up much space, but SQL Anywhere isn't
just for mobile and embedded databases; it's got the features and the
flexibility to work as a network server with hundreds of active users
pounding away on a single database. And it's got a solid foundation and a
long history from its roots with Watcom in the 1980s th... (more)