movement

0 - beginning of line
^ - beginning of non-whitespace
$ - end of line
:xxx- go to line xxx
9j - move down 9 lines
w - move forward by word
b - move backward by word
gg - first line
G - last line
C-u - up half page
C-d - down half page
f/ - move forward to first "/" character (in the line)
t/ - move forward right before the first "/" character (in the line)
; - repeat that command again
H - head of the screen
M - middle of the screen
L - last of the screen
} - move forward by paragraph or block
{ - move backwards by paragraph or block
* - search for word under the cursor
n - search again forward
N - search again backwards
# - search backwards for word under cursor
/ - search forward
? - search backward
% - find matching brace, paren, etc
ma - mark a line in a file with marker "a"
``a` - after moving around, go back to the exact position of marker "a"
'a - after moving around, go back to line of marker "a"
:marks - view all the marks
:/xxx - highlight xxx occurrences and move to next one (n next and N previous)
'' - go to the last place you were

editing