tools: enviroment setup and project build

error note:

 

the error of :

Error 1:

pip fails with "TypeError: unsupported operand type(s) for -=: 'Retry' and 'int'"

 

fix it by install  them one by one.

 123  sudo -u "$USER" pip install numpy
  124  sudo -u "$USER" pip install --user --verbose hickle==3.3.2
 

Error 2:

ImportError: No module named google.protobuf

pip install protobuf

 

Error 3:

virtual memory exhausted: Cannot allocate memory

http://digitizor.com/2011/02/06/create-swap-file-ubuntu-linux/

292  df -h
  293  cd /
  294  sudo dd if=/dev/zero of=swapfile bs=1M count=8000
  295  sudo mkswap swapfile
  296  sudo swapon swapfile
  297  sduo vim etc/fstab 
  298  sudo vim etc/fstab 
  299  cat proc/meminfo