Choosing Between \\include/\\includeonly and \\input with latexmk for Incremental LaTeX Builds
When aiming for fast partial rebuilds of a small LaTeX project while keeping cross‑reference numbers and page layout correct, the documented alternative is to convert existing \\input‑based chapters to \\include units and activate them with \\includeonly in the preamble. This approach skips the excluded files during a compile, but each \\include forces a pag