fernandojunior

class Manager(object):

    def __init__(self, cls_):
        self.cls_ = cls_

    def all(self):
        print(self.cls_.__name__)

def model(cls):
    setattr(cls, 'objects', Manager(cls))

fernandojunior

class Manager(object):
    def __init__(self, cls_):
        self.cls_ = cls_

    def all(self):
        print(self.cls_.__name__)

class Model(object):

    @classmethod

fernandojunior

class Manager(object):

    def __init__(self, cls_):
        self.cls_ = cls_

    def all(self):
        print(self.cls_.__name__)

class Model(object):

fernandojunior

http://blog.smartbear.com/web-monitoring/why-containers-instead-of-hypervisors/
http://stackoverflow.com/questions/20578039/difference-between-kvm-and-lxc
https://ofirm.wordpress.com/2014/01/05/creating-a-virtualized-fully-distributed-hadoop-cluster-using-linux-containers/
https://www.youtube.com/watch?v=0cDj7citEjE

fernandojunior

vboxmanage dhcpserver add --netname intnet --ip 192.168.1.1 --netmask 255.255.255.0 --lowerip 192.168.1.2 --upperip 192.168.1.10 --enable
vboxmanage dhcpserver add --netname intnet --ip 10.10.10.1 --netmask 255.255.255.0 --lowerip 10.10.10.2 --upperip 10.10.10.10 --enable
vboxmanage dhcpserver remove --netname intnet

# ref
# https://www.virtualbox.org/manual/ch06.html
# https://www.virtualbox.org/manual/ch08.html#vboxmanage-dhcpserver
# https://www.youtube.com/watch?v=lhOY-KilEeE

fernandojunior

>>> import datetime
>>> matchCreation = 1421845413033 # timestamp em milisegundos
>>> datetime.datetime.fromtimestamp(matchCreation / 1e3).strftime('%Y-%m-%d %H:%M:%S')
'2015-01-21 10:03:33'


>>> import datetime, time
>>> t = datetime.datetime(2015, 12, 10, 1, 51, 16)
>>> timestamp = time.mktime(t.timetuple()) # converve datetime para timestamp em segundos ... 
>>> timestamp

fernandojunior

# instalacao do python, setup_tools, pip, virtualenv
# https://www.digitalocean.com/community/tutorials/how-to-set-up-python-2-7-6-and-3-3-3-on-centos-6-4
yum -y update
yum groupinstall -y development
yum install -y zlib-dev openssl-devel sqlite-devel bzip2-devel
yum install xz-libs

wget https://www.python.org/ftp/python/2.7.6/Python-2.7.6.tar.xz
wget https://www.python.org/ftp/python/3.4.3/Python-3.4.3.tar.xz

fernandojunior

# Primeira parte: Instalacao do hadoop em standalone mode

# criacao do usuario
addgroup node # cria grupo node
adduser --ingroup node node # cria usuário node dentro do grupo node
su - node # trocar para usuario node

# atualizacao do sistema
sudo apt-get update
sudo apt-get upgrade

fernandojunior

# http://docs.mongodb.org/manual/tutorial/install-mongodb-on-ubuntu/
# https://www.digitalocean.com/community/tutorials/how-to-install-mongodb-on-ubuntu-14-04
# https://docs.mongodb.org/getting-started/python/

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10

echo "deb http://repo.mongodb.org/apt/ubuntu trusty/mongodb-org/3.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.0.list
echo "deb http://repo.mongodb.org/apt/ubuntu trusty/mongodb-org/3.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-3.0.list

# or 

fernandojunior

https://atom.io/

http://www.marinamele.com/install-and-configure-atom-editor-for-python