COBOL: The Language That Won’t Die

Kevin Roper COBOL 1 Comment

This post contains an introduction to and demo of the mythical language that every programmer seems to know about but doesn’t really know: COBOL.

By learning about COBOL, you learn about basic concepts in computing in general, and how all of these languages are really doing a lot of the same activities underneath.

-Everything old is new again – Stephen King, The Colorado Kid

Adventures In Modernization: Strategy + Example Converting COBOL To Java

Dallas Monson COBOL, Consulting, Development Technology, DevOps, Java, Keyhole Creations, Modernization, Programming, Tutorial Leave a Comment

We have consultants who specialize in moving old to new, renovating dilapidated code bases, and designing brighter futures for enterprises who have been vendor-locked for most of their existence. We have come across some repeated patterns and strategies for how to approach modernization of legacy systems. In this blog, we will cover a strategy that is very popular right now, Re-Platforming.

The basic flow of this post will be:

Introduction to Modernization
High-level definition of the Re-Platforming Strategy for Modernization
Sample of Re-Platforming using Keyhole Syntax Tree Transformer, COBOL –> Java
Additional thoughts on the value/risk of this strategy

Let’s get started…

Introducing Spring Batch, Part One

Jonny Hackett Development Technology, Intro to Spring Batch Series, Java, Spring, Spring Batch, Tutorial 12 Comments

Have you ever heard someone say “Man I wish we had a toy like that when I was a kid! That would have been awesome!” For me, that’s usually when I’m wrapping the latest entry in Nerf’s arsenal for Christmas, someone’s birthday or any time my kids and I are running through the house attempting to shoot each other in …

Build vs. Buy, Creating a Report Writing Framework

David Pitt Consulting, Java, Keyhole Creations 2 Comments

During one of my engagements, a requirement arose for the production of numerous financial audit reports in PDF format. These reports currently existed and were being produced by COBOL applications, and since COBOL (running on a mainframe) was being retired, they needed to be replaced with a Java solution. I was tasked with defining a mechanism to efficiently enable developers …