Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.
Are you typing the title of an article or something else that needs an uppercase letter at the start of every word? Do you need to capitalize some text that isn't? It can be tedious to press the SHIFT key as you enter the text or to use ~ (tilde) and w commands to change the text. The following command capitalizes the first character of every word.
:s/\<./\u&/g