VIM

Question 1

Execute ls command

Answer 1

:!ls

Question 2

Open visual mode

Answer 2

v

Question 3

Visual select word

Answer 3

vw

Question 4

Open the file “hat.rb”

Answer 4

:e hat.rb

Question 5

Open new line below

Answer 5

o

Question 6

Open new line above

Answer 6

O

Question 7

Go to end of word

Answer 7

e

Question 8

Go to end of next word

Answer 8

2e

Question 9

Append after cursor

Answer 9

a

Question 10

Enter replace mode

Answer 10

R

Question 11

Yank word

Answer 11

yw

Question 12

Yank to end of current line

Answer 12

y$

Question 13

Change search settings to ignore case

Answer 13

:set ic

Question 14

Change search settings to use case

Answer 14

:set noic

Question 15

Open file “sun.rb”

Answer 15

:e sun.rb

Question 16

Get help for “w” command

Answer 16

:help w

Question 17

Delete character at cursor

Answer 17

x

Question 18

Insert at beginning of line

Answer 18

I

Question 19

Append at end of line

Answer 19

A

Question 20

Delete to end of line

Answer 20

d$

Question 21

Go to beginning of text on current line

Answer 21

^

Question 22

Go to end of text on current line

Answer 22

$

Question 23

Go to beginning of current line

Answer 23

0

Question 24

Delete two words

Answer 24

d2w

Question 25

Delete entire line

Answer 25

dd

Question 26

Undo last change

Answer 26

u

Question 27

Undo changes on entire line

Answer 27

U

Question 28

Redo changes

Answer 28

ctrl+R

Question 29

Start recording macro in “1” register

Answer 29

q1

Question 30

Stop recording macro

Answer 30

q

Question 31

Play “1” macro

Answer 31

@1

Question 32

Replay last macro

Answer 32

@@

Question 33

Show yank register

Answer 33

:reg

Question 34

Paste from 0 register

Answer 34

“0p

Question 35

Copy onto clipboard

Answer 35

“+y

Question 36

Enclose word with qoutes

Answer 36

cw""<ESC>P

c - cut into register

w - regex match \w

”” - insert two “ characters at current cursor position

<ESC> - VIM shorthand for hitting the escape key. In this context, return to command mode

P - paste current register
</ESC>

Question 37

Back a word

Answer 37

b