Random and ‘Almost Random’ Numbers on z/OS
September 17, 2021
Random numbers can come in handy. They can be used to create a unique filename, generate a random new password, or randomly select a record. The good news is that we can obtain random numbers on z/OS. Well, at least some of them are random. COBOL and RANDOM A quick look at the IBM Enterprise […]
PodcastsElizabeth K. Joseph on Being a Developer Advocate and the Future of Mainframe Technology
September 1, 2021
Reg Harbeck: Hi. This is Reg Harbeck and today I'm here with Elizabeth K. Joseph who is a developer advocate at IBM and an increasingly well-known mainframer. I've kind of gotten to know her through various social media outlets and such. Elizabeth—Liz, I guess I can call you—tell us, how did you end up on the […]
ArticlesValuable Application and Integration Middleware
August 30, 2020
WebSphere Application Server has grown and changed over the years. In this IT Trendz post, Joseph Gulla explores IBM Websphere software.
ArticlesWhat Makes CICS, a Mixed Language Application Server, So Special?
August 10, 2020
CICS® has been around since 1969 and still continues to flourish as a mixed language application server today. Primarily running on mainframes, also known as an IBM Z®, CICS does run in limited forms on other platforms, as well. As an application server, it is used to host applications that can be written in several […]
ArticlesThe Many Faces of Application Creation: Part 2
March 16, 2020
This is a continuation of last month’s article, which chronicled application tools and options in context of development projects I’ve worked in and programming alternatives used, including design, coding, and validation. I’ve used various programming facilities, along with their strengths and weaknesses. My experiences start in the early 1970s, and the evolution I’ve experienced spans […]
The Many Faces of Application Creation: Part 1
February 20, 2020
While my career has mostly been consulting, marketing, systems programming and management, I’ve also had numerous engagements in application programming and design. A class in COBOL was my first IT experience, and in my MBA program, I learned Fortran and General Purpose Simulation System (GPSS) in Operations Research classes. In 1975, I rewrote a broken […]
PodcastsDusty Rivers on IMS, CICS, Db2 and IBM Z
December 5, 2019
Reg Harbeck: Hi, this is Reg Harbeck and today I'm here with Dusty Rivers, an experienced IBM mainframe expert, an IMS person who has been working all across the mainframe ecosystem especially in areas that has gotten enough attention that he has been able to be an IBM Champion for the past 10 years as […]
ArticlesWebSphere Is a Foundation With Useful Tools
September 10, 2019
Joseph Gulla continues his series on WebSphere, writing about extensions to the different product foundations in the form of developer tools.
ArticlesApplication Performance and Tuning
May 14, 2019
As the original author of “CICS Performance Bulletin” published by IBM Dallas System Center, and co-author of the subsequent IBM “CICS TS Performance Guide” in conjunction with IBM Hursley CICS TS Development, performance and tuning has been a big part of my job. I’ve performed more CICS performance studies than I can count, and almost […]
ArticlesIBM’s Enhanced Cloud Strategy
March 1, 2019
IBM Cloud Private for IBM Z and LinuxONE extends IBM Cloud Private capabilities by bringing powerful cloud tools to the platform.