Wikipedia:Tip of the day/December 9
When you are done editing, you don't have to scroll or click to summarize your edits, nor to preview or save the article. You can jump to the edit summary box by pressing the tab key. To preview the article, press alt-shift-p. To save the article, press alt-shift-s or press Enter when the cursor is in the Edit summary box. To see the changes you have made so far, press alt-shift-v.
Read more: Wikipedia:Keyboard shortcuts