Helping Developers Master PowerBuilder Classic and .NET

Yakov Werde

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Top Stories by Yakov Werde

EAServer has a robust built-in security mechanism to safeguard your business components. Occasionally, it may be necessary to access a legacy security infrastructure to determine privileges or to log access. In those situations EAServer supplies a way to extend its native security system. This article illustrates how EAServer custom security can be implemented using a PowerBuilder standard component. Overview Corporate information systems face many security threats. Some threats are addressed in software at the server level. Table 1 lists some threats and approaches to thwarting them. These features are present in the standard product offering and can be configured by a system administrator to suit corporate security policy. Occasionally a custom security policy must be implemented to augment, extend, or substitute for the "out-of-the-box" solutions. Why Add Custom ... (more)

A Snap-In App Framework Using Dynamic PowerBuilder Assemblies (Part 2)

This two-part series examines and contrasts PowerBuilder .NET 12.5.1's new dynamic assembly feature with corresponding dynamic library functionality in PowerBuilder Classic. The discourse is presented in the context of a simplified yet practical use case. Part 1 presented the use case, reviewed pertinent PowerBuilder Classic dynamic APIs and presented a Classic PBD implementation. Part 2 introduces PowerBuilder .NET 12.5.1's Dynamic Assembly feature, reveals relevant PowerBuilder .NET generated assembly internals, and presents a PowerBuilder .NET use case implementation. Along th... (more)

Jim O'Neil on PowerBuilder and the Cloud

Filmed by yours truly live at the Connecticut PowerBuilder User Group meeting February 2011. This was a great presentation by the master Jim O'Neil.  We were all thoroughly engaged in the content and learned a lot.  I'm sure you will too.   ... (more)

The Making of a Video Epic

Last quarter I received an assignment from Sybase marketing to interview Don Clayton of Intertech Consulting of Houston TX to discuss his recent PowerBuilder Classic to PowerBuilder .NET success project.  Fresh from my IDC PowerBuilder .NET migration seminar experience with the well-known industry analyst Al Hilwa, I drafted an outline of a conversation with Don.  I included all the elements of how I thought the story should flow; an introduction, what the customer needs and pain were, what Don and his team did and how it solved the problem.  I shot the outline over to Don and he... (more)

RESTful Web Services: A Quick-Start How-to Guide - Part 1

Among PowerBuilder 12.5 .NET's new features comes the ability to use WCF to call RESTful web services. This article, the first in a two-part series, provides a PowerBuilder 12.5 .NET developer with the foundational knowledge and skills to rapidly get up and running building PowerBuilder RESTful Web Service clients. Along the way I'll share with you a few tips and workarounds. Introduction PowerBuilder 12.0 .NET provided the ability to call SOAP-based web services using Microsoft's .NET 3.5 WCF API. I encourage those of you not familiar with WCF and SOAP to view my PowerBuilder W... (more)