Coding Matters

Paper, paper everywhere! Photo of stocks of paper files.

Coding matters: Paper, paper, everywhere

Government officials have been talking about AI again. Not so long ago, they talked about preparing South Africa for 4IR. And before that, the political IT buzz word of the day was digitization. I suspect government digitization has only been a little more successful than fixing Eskom. It’s 2023 Digitization

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Image of a building with an unusual architecture

Styles, Patterns and Idioms

We often see the terms “Architectural Style”, “Architectural Pattern”, “Design Pattern” and “Programming Idiom”. What do they mean? What are the differences between them?

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Customer experience: 3 emoji faces with expressions of happy, neutral and unhappy. Used to rate customer satisfaction.

Coding matters: Notes from a difficult customer

I’ve said this before. Your work matters. That applies if you are an analyst, technician, developer, tester, trainer, DBA or manager. Every person who has a role in a system affects its quality. And that impacts the customer. There’s a lot of buzz about customer experience (CX). We need to

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Keyboard with colored LED lights behind the keys.

Coding matters: How bling is your PC?

The stores in the nearby mall are already setting up for Christmas. My favorite part of this season is the coloured lights. Years ago we put a string of coloured LED bulbs around an outside building for Christmas, and we’ve never taken them down. So it is no surprise that

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Diagram showing JVM memory management before and after Java 8. PermGen is replaced with Metaspace.

Java Memory: PermGen vs MetaSpace

The Java Virtual Machines manages memory. PermGen is part of the non-heap memory. From Java 8, PermGen was replaced by a new memory area called MetaSpace. Lewis explains the difference, and reminds developers to monitor memory usage.

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Photo of a crashed plane in the desert.

Coding matters: Lessons from aeroplanes

The Linate aviation disaster was due to human, not system, errors. These are the same errors that cause system problems in governments and companies. Software matters: developers should take as much care as pilots and ground controllers.

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