Powerbuilder: Datawindow – what tier?

In continuation of my recent post about PowerBuilder – what tier, I would like to explore a little more on the technical front. In any books or articles on the power of PowerBuilder, you will always confront a Datawindow. A Datawindow is the heart of the GUI development in PowerBuilder. By design, a datawindow is […]

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Object Oriented Concepts – An Introduction

Work has been busy for a while. I am finally returning to my blog on PB. We started looking at PB program as a collection of Objects in the last post. Yes, PB is now an object oriented language, but it sure did not start that way. Sure it has some objects like windows, buttons […]

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PB 101 – Contd… Project Workspace

As mentioned earlier, PB is geared up for developing applications for various platforms. We saw how the IDE is built around the Project Workspace, and the tools it provides to access every in the workspace. First let’s define the various parts of a Powerbuilder based software development project.

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PB 101 – Contd… Powerbuilder IDE

Powerbuilder IDE PB IDE, just like any other windows application is an MDI application. It is made up of several windows and menus and toolbars. When you open the IDE, it opens up with no Workspace. You need to create/open a Workspace (using options in File menu) to work on a specific project. A  Workspace […]

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PB 101 – Starting from scratch

the last few posts, we talked about PB a lot. My last post on Hello World gave an introduction to PB as a programming language. Now, it’s about time we introduce Powerbuilder, the programming environment itself and how to use it to successfully develop a simple application. PB as a n-tier tool PB started as […]

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More about PB from my Hello World post

In my earlier post, I wrote a very simple program in Powerbuilder (PB) to print/show Hello World. I tried to compare with many other programming languages there. In that post, there were several concepts introduced. But, being a simple post, I ignored most of the details. We will try to analyze the details here and […]

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History of PB

Powerbuilder grew from the modest beginnings in the early 80’s to where it is now. Those of us who have worked with it for a long time know that it’s come a long way as a product. But how many of know it’s real history (sort of like the history PC programming world itself)? It […]

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