Programmer blog

Sometimes you get a vagrant environment or boilerplate with a Vagrantfile config in there and do a vagrant up command. And see some errors. like this: There are errors in the configuration of this machine . Please fix the following errors and try again : Vagrant: * Unknown configuration section 'hostmanager'. To fix this one needs: $ vagrant plugin install vagrant - hostmanager Installing the ' vagrant-hostmanager ' plugin . This can take a few minutes . . . Fetching : vagrant - hostmanager - 1.8 .6 . gem ( 100 % ) Installed the plugin ' vagrant-hostmanager (1.8.6) ' ! So command to fix this as follows: vagrant plugin install vagrant-hostmanager

Having a need in POP3 server for my debugging purposes I have used this script. Letting it to be here in case of anyone would need to do something similar. Usage is: $ python pypopper.py 110 email_file.eml " " " pypopper: a file-based pop3 serve r Useage :     python pypopper.py <port> <path_to_message_file > " " " import logging import os import socket import sys import traceback logging . basicConfig ( format = " %(name)s %(levelname)s - %(message)s " ) log = logging . getLogger ( " pypopper " ) log . setLevel ( logging . INFO ) class ChatterboxConnection ( object ) : END = " \r \n " def __init__ ( self , conn ) : self . conn = conn def __getattr__ ( self , name ) : return getattr ( self . conn , name ) def sendall ( self , data , END = END ) : if len ( data ) < 50 : log . debug ( " send: %r " , data )    ...