James Holderness is a London-based Director who combines a background in journalism and an Honours degree in English and History of Art with a distinction in Landscape Design to lead his own practice since 2003. He designs and manages prestige residential landscapes across the UK, Europe and the Caribbean, prioritising form driven by function and a sensitivity to the local “genius” of place. With over two decades running James Holderness Landscape Design, he balances aesthetic rigor with practical, buildable solutions that consistently satisfy high-end clients. Unusually for a landscape professional, he also contributes technical expertise to software projects—working on VT functionality and test automation for the high-profile microsoft/terminal repository—bringing a meticulous, systems-oriented mindset to both code and planting plans. He remembers planting his first tree at eight, a detail that underlines a lifelong, hands-on commitment to the craft.
The new Windows Terminal and the original Windows console host, all in the same place!
Role in this project:
Backend Developer & Test Automation Engineer
Contributions:526 reviews, 183 commits, 196 PRs in 3 years 7 months
Contributions summary:James implemented and tested enhancements to the Windows Terminal's VT (Virtual Terminal) functionality. They focused on features such as handling leading zeros in VT parameter values, enabling DECCOLM support, integrating DECST8C (Set Tab Every 8 Columns) and DECCRA (Copy Rectangular Area) operations. Their work primarily involved modifying the state machine, adapter, and renderer code to correctly interpret and apply these VT control sequences, improving the overall functionality of the terminal. They also added test cases to thoroughly test the new features.
The new Windows Terminal, and the original Windows console host -- all in the same place!
Contributions:18 commits, 303 pushes, 504 branches in 1 year 1 month
placewindows-consolewindowshostconsole
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James Holderness - Director at James Holderness Landscape Design