Vim Notes

Moving

w - move a word (only letters)
e - move to the end of a word (only letters)
b - move back a word (only letters)
W - move a word (moves until the next space)
E - move the end of a word (moves until before the next space)
B - move back a word (moves until the previous space)
0 - move to the start of a line
$ - move to the end of a line
_ - move to the first word in a line
f<char> - move to the next occurrence of the char within the line
F<char> - move to the previous occurrence of the char within the line
; - repeat the last motion

Inserting/Deleting/Changing

x - delete a character
s - delete a character and turn on insert mode
r - replace a character
o - insert one line down
O - insert one line up
I - insert at the start of the line
A - insert at the end of the line
ciw - change in word (turns on insert mode)
diw - delete in word (does not put in insert mode)
dd - delete current line
dj - delete current line and the one below
dk - delete current line and the one above
D - delete from cursor until the end of the line
<num>dd - delete <num> number of lines
R - enter replace mode

Copy (yank) and Paste

y - yank operator
yy - yank the current line
yw - yank from the cursor to the end of a word
p - paste (in case of yy it pastes on the line below)
P - paste on the line above

nvim-tree

a - create a new file on the current directory
d - remove a file
<leader>e - toggle tree
^K - leader for nvim-tree
^Wh - move left in tab
^Wl - move right in tab
^Wv - duplicate tab vertically
^Wh - duplicate tab horizontally
^Wc - close the tab

Cool Macros

To start recording a macro, type qa (for example). The actions you take next are going to be recorded until q is pressed again and stored in the a key variable (any letter can be used).

Reuse it later with: @a