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Developer tools · #vim
Explains how Vim’s undofile feature persists undo history across sessions, covering requirements, minimal design, trust boundaries, checks, failures, and when the design would need to change.
Learn how to set up a per‑project undo directory in Vim so your edit history survives SSH reconnects, with security tips and a worked example.
Learn how Vim’s undofile feature lets you revert to any earlier edit even after you quit, plus how to enable it safely and what trade‑offs to watch for.
An architecture note on Vim’s persistent undo (undofile) feature: requirements, minimal design, trust boundaries, operational checks, failure modes, and when the design would need to change.
Learn how Vim's persistent undo feature saves edit history across sessions, how to enable it, and what trade‑offs to consider.
Learn how to diagnose and resolve the Vim 'Swap File Exists' (E325) warning, including how to recover unsaved data and safely remove hidden .swp files.
Persistent undo in Vim lets you keep undo history across sessions. Enable it with <code>set undofile</code> and <code>set undodir</code>, verify with <code>:undolist</code>, and view the undo tree with a plugin. Learn trade‑offs, cleanup, and a practical example of recovering a lost line.
Learn how to use Vim marks to eliminate context loss in large files. This guide covers local (a-z) and global (A-Z) marks for precise navigation and session persistence.
Stop losing your place in large source files. Learn how to combine Vim's jumplist, marks, and change-list commands to navigate complex codebases without constant scrolling.