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class User < ActiveRecord:Base | |
ROLE_TYPES = %W[Company Developer] | |
validates_presence_of :email, :allow_blank => false, :allow_nil => false | |
validates_uniqueness_of :email | |
validates_email_format_of :email | |
attr_accessible :email | |
end |
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<?php | |
class A { | |
public function setSize($x, $y) { | |
print('A'); | |
} | |
} | |
class B extends A { | |
public function setSize($x) { |
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In [1]: class Ellipse(object): | |
...: def setSize(self, x, y): | |
...: pass | |
...: | |
...: | |
In [2]: class Circle(Ellipse): | |
...: def setSize(self, x): | |
...: pass | |
...: |
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#!/bin/sh | |
TAP_INTERFACE="tap0" | |
IMAGE_DIR="/media/files/virtual" | |
ARGS="-enable-kvm -drive file=$IMAGE_DIR/winxp.img,index=0,cache=writeback,media=disk -boot c -net nic,vlan=0,macaddr=52:54:00:00:EE:02,model=rtl8139 -net vde,vlan=0 -m 1024 -localtime -usbdevice tablet -vga std -smb qemu -cpu Nehalem" | |
if [ "$(lsmod | grep kvm | wc -l)" -eq 0 ] | |
then | |
echo "Loading KVM modules..." | |
sudo modprobe kvm | |
sudo modprobe kvm-intel |
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" place it in ~/.vim/after/syntax/python.vim | |
" we need the conceal feature (vim ≥ 7.3) | |
if !has('conceal') | |
finish | |
endif | |
" remove the keywords. we'll re-add them below | |
syntax clear pythonOperator | |
syntax keyword pythonOperator is |
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