Some Shortcuts in Photoshop

Modes
Q- Quick mask mode toggle = view selection as rubylith overlay, accepts paint tools
F- Cycles through Normal and 2 full-screen modes — very useful for previewing without clutter
Tab- Removes all palettes
Ctrl+; - Show/Hide Guides
Ctrl+’ - Show/Hide Grid
Ctrl+R - Show/Hide Rulers
Layer
Ctrl+E- Merge Down
Ctrl+J- New Layer from selection by Copy
Ctrl+Shift+J- New Layer from selection by Cut
Ctrl+G- Clipping [...]

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