geth --mine --minerthreads <n> 
$ geth attach 
miner.start(4) 
miner.stop()
geth --rpc
$ ethminer -G 
$ ethminer -M -C 
$ ethminer -M -G
$ ethminer -M -G --opencl-device 1
ethminer -C -F http://ethereumpool.co/?miner=0.1@0x024a20cc5feba7f3dc3776075b3e61234eb1459 c@DrEquinox 
> sudo apt-get install -y software-properties-common
> sudo add-apt-repository -y ppa:ethereum/ethereum
> sudo apt-get update
> sudo apt-get install -y ethereum
> geth 
> sudo apt-get install cpp-ethereum  
$ geth account new
$ geth account list
> personal.newAccount() 
> eth.accounts
bash <(curl https://get.parity.io -Lk)  
$ parity ui  
$ parity --geth --force-ui  
$ parity account new