Chase "Zehl" O'Byrne

Current Academic Interests

• Stream ciphers, pseudorandom numbers, and linear-feedback shift register design
• Novel programming languages and their ecosystems, compiler front-end and code generation
• Virtual stack machine design, implementation, and byte code optimization
• GPT-based AI systems

Software Development with C & C++

I have built my experience around writing, adapting, and maintaining terminal-based (console) applications.

Compilers

• GNU Compiler Collection
• Clang
• Intel C++ Compiler
• Microsoft Visual C++

Libraries

• GNU C, C++ Standard Library
• Standard Template Library
• Boost C++ Libraries
• Qt 6 & GTK+ Libraries

Additional Tools

• flex and bison
• cmake and gmake
• git and mercurial

IDEs

• Visual Studio Code
• Eclipse CDT
• Qt Creator
• vim

Related Concepts

• Object-oriented programming
• Template meta-programming

WWW & Related Technology

• HTML, CSS, XML
• PHP, Twig
• Markdown
• JavaScript
• WordPress
• cPanel
• NGINX & Apache
• MySQL

Proprietary Languages

• TI-BASIC for 83/83+/83+SE
• Delphi (Object Pascal)
• Visual Basic .NET

UNIX Competency

I have an extensive background working with Linux variants and FreeBSD. I can install, administer, maintain, upgrade, and monitor the mainstream Linux distributions. I am a loyal adherent to the FreeBSD Handbook.

Linux Distribution Experience

• Arch Linux
• Red Hat Enterprise Linux
• Fedora
• Slackware Linux

Areas of Expertise

• Multi-daemon cloud servers (HTTPS/IMAP/SFTP/DNS/MAIL/IRC)
• Mobile devices (Raspberry Pi, Android)
• Virtual Machine Systems (VirtualBox, VMWare)
• NAS/NFS Deployment
• Vintage Computing

Microsoft Software Proficiency

I can install, upgrade, and maintain Windows servers and workstations.

• Windows 2000 Professional/Server
• Windows XP 32 and 64
• Windows 7/8/8.1
• Windows 10/11