10 best bash command

Hello all!

• Enter argument for last command.

ALT+. or ESC+

• Reinitialize terminal, but end current session.

reset

• Create empty file or delete content without delete file.

>file.txt

• Not save command in history. Enter command with start space. For example: (space between tilda and command)

~ mysuperutil -u user -p secret

• Start editor for edit big command or script, editor select from $EDITOR (change: "export EDITOR=nano" in ~/.bashrc)

CTRL+X E (press CTRL, press X, unpress X, press E, unpress CTRL)

• Best util for test network. It's change ping and tranceroute.

mtr

• Start last command with change substring. For example 'for' on 'bar'. If enter ^for then first find subsctring is delete.

^for^bar

• Return last dir. Need for change direcory and return last dir.

cd -

For example:
➜  ~  cd code/edu
➜  edu  cd /etc/  
➜  /etc  cd -
~/code/edu
➜  edu  

• Start HTTP-server in current directory on 8000 port if not exist file index.html, then return listing dir

python -m SimpleHTTPServer

• Start last command under root (use sudo)

sudo !!

source