How to zoom a tmux pane to fullscreen?
Press Ctrl-A z to expand the active pane to the whole window, and again to restore the split. Nothing closes, it is a temporary toggle.
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How to jump back to the last active tmux pane?
Press Ctrl-A ; to toggle focus between the current pane and the one you were on just before, the pane-level twin of Ctrl-A l for windows.
How to move between tmux panes?
Use Ctrl-A then an arrow key for directional focus, Ctrl-A o to cycle panes, and Ctrl-A q to jump by number.
How to get notified of activity or silence in a tmux window?
Use monitor-activity to flag a window when output appears, or monitor-silence to flag it when output stops, so you can watch a long job from another window.
Weekly Tech Cocktail – Issue #10
Identity checks on Claude push people to open weights, prompt injection reframed as role confusion, Quake in CSS
How to stop tmux from renaming your windows?
tmux renames windows after the running program by default. Turn automatic-rename off to keep the names you set.
How to renumber tmux windows and close the gaps?
Repack tmux window indexes to 0, 1, 2 with move-window -r, or set renumber-windows on to do it automatically.
How to reorder tmux windows?
Swap two tmux windows with swap-window, or move one to another index with move-window.
How to navigate between tmux windows?
Move between tmux windows with Ctrl-A n and Ctrl-A p, and toggle the last two with Ctrl-A l.
How to split a tmux window into panes?
Split a tmux window with split-window: -h puts panes side by side, -v stacks them top and bottom.