Top 5 programming languages in Red Hat

Programming languages popularity in the world

• More different methodologies how to measure popularity
• Tiobe index
• PYPL
  • PopularitY of Programming Languages
• OpenHub
  • for registered developers and projects
• StackOverflow
  • have surveys each year

Programming languages for learning

• Visual languages
  • Scratch
  • Blockly
• Python
• Java
  • Minecraft
  • Robots
  • …
• Pascal, Delphi etc.

Real world

• sometimes just “gluing” components together

Programming languages in Red Hat

• More different standpoints
  • by product(s)
  • by number of developers
  • we should not forget QA/QE too!
  • by number of lines written
  • by number of lines changed
  • where the statistic was computed

Red Hat portfolio

• Linux
  • a platform
• Middleware
  • JBoss
  • AMQ
  • 3scale
  • …
• Virtualisation products
• Containerisation products
• Cloud
• Storage

Platform

• Kernel + modules and drivers
• Tooling for the platform

Middleware

• Focus change
  • At the beginning just Java-only world
  • Today it is more diverse
• JBoss EAP
• JBoss Web Server
• Data Grid
• AMQ (Broker)
• Artemis (Broker)
• Application Migration Toolkit
• Process Automation Manager
• Decision Manager
• Runtimes

Containerisation

• OpenShift Container Platform
• Docker, Podman, Kubernetes

Storage

• CEPH

QA/QE

• Very important part of project success
• Automation of QA processes
• Component testing
• Integration testing
• Fuzzy testing
• Chaos testing

Top 5 languages in Red Hat

• C
• Python
• Java
• Go
• JavaScript

Other programming languages used in Red Hat

• Ruby
• Groovy
• Rust
• Lua