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0 : to the beginning of the current line
$ : to the end of the current line
G : to the last of the file
gg : to the beginning of the file
dd : delete the current line
dG :from the current line to the end of the file
d20G: from the current line tot the 20th line of the file
d$ :From the current cursor location to the end of the current line
d : also used to cut data
y : use to copy data
p : used to paste data
yy: copy the current line
% Specifies the range of lines for the operation. %is a shortcut
meaning from the first line to the last line.
s Specifies the operation—in this case, substitution (search and
replace).
/Line/line/ The search pattern and the replacement text.
g This means global
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原文地址：http://www.cnblogs.com/huaxiaoyao/p/4733236.html
