3 ms·
The !Edit text editor in RISC OS used this algorithm in the late 80s. https://www.databasesandlife.com/risc-os-edit-undo/ https://www.databasesandlife.com/risc-
by adrianmsmith 4y ago
The !Edit text editor in RISC OS used this algorithm in the late 80s. https://www.databasesandlife.com/risc-os-edit-undo/ https://www.databasesandlife.com/risc-os-edit-undo/
I must admit I found it a bit confusing at first. Took me quite a while to form a mental model of how it worked.