A practical guide to customizing tmux through the ~/.tmux.conf file. Covers remapping the prefix key from C-b to C-a, setting intuitive pane split bindings using | and -, enabling easy config reloads, fast pane switching with Alt-arrow keys, enabling mouse mode, and disabling automatic window renaming. Also includes a full design customization snippet for styling the statusbar, pane borders, and window indicators using named terminal colors or 256-color codes.
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