emacs

```
C-_        synonym for C-/ (undo)
```
```
C-h m      show info about current mode
```
```
C-v        scroll down one page
```
```
C-x u      synonym for C-/ (undo)
```

C-z        suspends emacs in terminal - return with fg

```
M-<DEL>    kill word before cursor
```

M-[number] same as C-u [number] for repeating things

```
M-d        kill word after cursor
```
```
M-k        kill to end of sentence
```
```
M-v        scroll up one page
```

M-y        go through kill ring - use after C-y