Joseph Gulla
Contributor
Joseph Gulla is the general manager and IT leader of Alazar Press, a publisher of award winning children’s books. Joe is a frequent contributor to IBM Destination z (the community where all things mainframe converge) and writes weekly for the IT Trendz blog where he explores a wide range of topics that interconnect with IBM Z.
Changing Development and Operating Ideas in IT
June 5, 2017
This week, I’ll finish up this three-part series by exploring application software development and groups that run the software within a company. This area of IT has undergone a significant amount of growth and change over the years due to the enormous success of computer use in business. The Way It Was Not long ago, […]
ArticlesEvolving Ideas in IT
May 29, 2017
Last week, I wrote about David M. Kroenke’s list of components in a business computer system—computer equipment or hardware, programs, data, procedures and personnel. It’s a simple but enduring model, and you can use it in various situations to help discover useful information about new systems or applications. This week, I’ll discuss some constructs and […]
ArticlesSimple and Lasting Ideas on Managing Information Systems
May 22, 2017
Years ago, when I was a student I was assigned a textbook. It was an introduction to Business Computer Systems. The author’s—David M. Kroenke—books were (and still are) used in undergraduate computer information systems and master’s level business courses in management information systems. This post is about something that I learned from that author that […]
ArticlesNatural Alignments of Styles and Methods
May 15, 2017
This is the last post in a brief series on how applications are developed, with a focus on development methods and architectural styles. There’s a natural alignment between certain methods and styles—an alignment that can be found between waterfall and monolithic applications, along with agile and microservices. These are just two examples. I explore these […]
ArticlesBenefit From Non-Disruptive Modernization With IBM API Connect
May 15, 2017
This is the third article in a series about modernization of enterprise applications. The first article, Modernize Legacy Systems to Enable Full Potential, gives an overview of legacy systems, modernization tactics, benefits, strategies, risk and cost as well as challenges and areas of focus like updating the user interface and data modernization. The second article, […]
ArticlesDevelopment Methods and Architectural Styles
May 1, 2017
This is the first in a series on how applications are developed, with a focus on development methods and architectural styles that are gaining in significance. Methods aren’t the same as styles and some pairings work well together. This discussion starts with a bit of history. Development Methods or Philosophies Computer applications have been developed […]
ArticlesTrend Watch: Digital Business
April 24, 2017
This is the last post in a multi-part series with a focus on trends that are interesting and important, specifically in enterprise computing. I’ll continue my point-in-time analysis with a focus on digital business and how new systems of engagement (e.g., cloud and mobile devices) are changing the ways business is conducted through IT. Manual […]
ArticlesTrend Watch: Java
April 17, 2017
This is the ninth post in a multi-part series with a focus on trends that are interesting and important, specifically in enterprise computing. I’ll continue my point-in-time analysis with a focus on the Java programming language. Remember when Java was new? Early Java The Java programming language has been around for decades so it is […]
ArticlesTrend Watch: Business Intelligence and Business Analytics
April 10, 2017
This is the eighth post in a multi-part series with a focus on trends that are interesting and important, specifically in enterprise computing. In this brief article, I’ll continue my point-in-time analysis with a focus on the subjects of business intelligence (BI) and business analytics (BA). Has BI and BA entered a new era in […]
ArticlesTrend Watch: Service Oriented Architecture and Web Services
April 3, 2017
This is the seventh post in a multi-part series with a focus on trends that are interesting and important, specifically in enterprise computing. In this post, I’ll continue my point-in-time analysis with a focus on the subject of integration, and a discussion on service oriented architecture (SOA) and web services like representational state transfer (REST) […]