python»æÖÆÂÝÐýÏß
#coding=utf-8
from math import sqrt,cos,sin
import Image, ImageDraw
class SpireShape(object):
def __init__(self, draw):
self.draw = draw
self.line_width = 1
self.line_color = (0,0,0)
self.current_point = (0, 0)
def setPoints(self,points):
self.points = points
def setLineWidth(self,line_width):
self.line_width = line_width
def setLineColor(self,line_color):
self.line_color = line_color
def moveto(self, p):
self.current_point = p
def lineto(self, p):
self.draw.line((self.current_point, p), width=self.line_width, fill=self.line_color)
self.current_point = p
def point(self, p):
self.draw.point(p,fill=self.line_color)
self.current_point = p
def spire(self, p, angle,rate):
'''
p is start point,angle is start angle,rate is scatter speed len/thita.
'''
r = 0;
thita = 0;
pi = 3.14
du = 2*pi/360
while r<=500.0:
posX =
Ïà¹ØÎĵµ£º
http://www.cnblogs.com/Jedimaster/archive/2007/02/28/660209.html
¡¡¡¡ÅóÓѵļÒÈË×öÉúÒ⣬ÿÈÕ´Ó¸÷µØ·Öµê´¦ÊÕ¼¯±¨±í£¬È»ºó»ØÈ¥»ã×Ü¡£ÓÉÓÚ²»ÏëÓÃÄÇÖÖ¸´ÔӵĹÜÀíÈí¼þ£¬¾Í½ÐËûдһ¸öС¹¤¾ß¡£ÓÚÊÇËûÕÒµ½ÁËÎÒ£¬ÈÃÎÒÏëÏë°ì·¨¡£
¡¡¡¡PythonÊǸöÁîÈ˾ªÆæµÄ¹¤¾ß£¬¶ø²»½ö½öÊÇÒ»ÖÖÓïÑÔ¡£¶Ô±ÈÀÏÅÆµÄPerl£¬¿´ËÆPython²»ÊÇÄÇôµÄ¾«Í¨ ......
python µÄÄÚǶtimeÄ£°å·Ò뼰˵Ã÷
Ò»¡¢¼ò½é
timeÄ£¿éÌṩ¸÷ÖÖ²Ù×÷ʱ¼äµÄº¯Êý
˵Ã÷£ºÒ»°ãÓÐÁ½ÖÖ±íʾʱ¼äµÄ·½Ê½:
µÚÒ»ÖÖÊÇʱ¼ä´ÁµÄ·½Ê½(Ïà¶ÔÓÚ1970.1.1 00:00:00ÒÔÃë¼ÆËãµÄÆ«ÒÆÁ¿),ʱ¼ä´ÁÊÇΩһµÄ
µÚ¶þÖÖÒÔÊý× ......
ת×Ô£º
http://hi.baidu.com/feng2211/blog/item/8b86b6d9816a3f2710df9b79.html
ºÍ
http://i.19830102.com/archives/164
Python °æ±¾£º2.6
ÏÂÔØµØÖ·£ºhttp://www.python.org/download/releases/2.6.1/
ÏÂÔØmsiÎļþ²¢°²×°
MySQLdb°æ±¾£º MySQL-python-1.2.2.win32-py2.6.exe
ÏÂÔØµØÖ·£ºhttp://home.netimperia.com/ ......
RubyºÍPythonµÄÓï·¨±È½Ï
ÆäʵRubyºÍPython·Ç³£½Ó½ü£¬±È´ó¶àÊý±ðµÄÓïÑÔÒª½Ó½üµÄ¶à£¬ËùÒÔϲ»¶ÓÃɶ¾ÍÓÃɶ£¨´óʵ»°£¬ËäȻҲÊÇ·Ï»°£©¡£Óï·¨ÉϵIJî±ðËäÈ»ÓÐÄÇôһµã£¬´ó²¿·ÖÊÇsyntax sugar£¬ÎÒ¶·µ¨ÉÔ΢Áм¸¸ö£¨pythonÎÒÒ²ÍüµÃ²î²»¶àÁË£¬²»¶ÔµÄ´ó¼Ò¾¡¹ÜÀ´±Þʬ°É£©£¬µ«ÊÇÖ÷Òª²îÒ컹ÊÇÉè¼ÆË¼ÏëÉϵģºÁé»î ......
´úÂë+½á¹û£¬²»×ö½âÊÍ
µ±È»£¬¶ÔÓÚpythonûÓÐvirtual functionһ˵£¬¹À¼Æµ±×÷¶Ô±ÈÒ»¸öÀý×Ó¿´¿´°É¡£
#include <iostream>
using namespace std;
class base
{
public:
virtual void foo() { cout << "base" << endl; }
base() { foo() ;}
};
class derive: public base
{
pub ......