huiliu

#include "stdafx.h"
#include <iostream>
#include <cassert>
#include <memory>
#include <tuple>

typedef char* CharSPtr;

class RingBuffer
{

huiliu

import socket
import time
import selectors

kReadEvent  = selectors.EVENT_READ
kWriteEvent = selectors.EVENT_WRITE
kNoneEvent  = 0

class Poller:
    """ I/O 多路分发

huiliu

# -*- coding: utf-8 -*-
import scrapy
from scrapy.http import Request

class ZhihuSpider(scrapy.Spider):
    name = 'zhihu'
    allowed_domains = ['www.zhihu.com']
    start_urls = ['https://www.zhihu.com/topic/19619463/hot']
    headers = {
        "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:53.0) Gecko/20100101 Firefox/53.0",

huiliu

import scrapy                                                                   
                                                                                
                                                                                
class FootballTeamNormalItem(scrapy.Item):                                      
    # define the fields for your item here like:                                
    # name = scrapy.Field()                                                     
    c_type = scrapy.Field()     # 比赛类型                                      
    result = scrapy.Field()     # 赛季战况（胜/负/平）                          
    jingqiu = scrapy.Field()    # 总进球数                                      
    shiqiu  = scrapy.Field()    # 失球数                                        

huiliu

#include <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#include <netdb.h>
#include <unistd.h>
#include <sys/epoll.h>
#include <assert.h>

huiliu

#!/usr/bin/env python
# -*- coding: utf-8 -*-

from xml.etree import ElementTree as ET

xml_file = 'ping.xml'

def main():
    host_info = list()
    doc = ET.parse(xml_file)

huiliu

#!/usr/bin/env python                                                                                                                                                                          
# -*- coding: utf-8 -*-                                                                                                                                                                        

from flask import Flask, stream_with_context, request, Response, flash                                                                                                                         
from time import sleep                                                                                                                                                                         

app = Flask(__name__)                                                                                                                                                                          

def stream_template(template_name, **context):               

huiliu

/*
 * Demonstrates retrieving hardware address of adapter using ioctl()
 *
 * Author: Ben Menking <bmenking@highstream.net>
 *
 * 此代码源自：
 * http://stackoverflow.com/questions/1519585/how-to-get-mac-address-for-an-interface-in-linux-using-a-c-program
 *
 *
 * 编译时会提示struct ifreq的大小不知道（当前已解决）。下面有相应的讨论

huiliu

/* showif.c : PUBLIC DOMAIN - Jon Mayo - August 22, 2006
 * - You may remove any comments you wish, modify this code any way you wish,
 *   and distribute any way you wish.*/
/* finds all network interfaces and shows a little information about them.
 * some operating systems list interfaces multiple times because of different
 * flags, modes, etc. if you want to use this code you should be aware that
 * duplicate interfaces is a possibility */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

huiliu

#!/usr/bin/python

# Based on getifaddrs.py from pydlnadms [http://code.google.com/p/pydlnadms/].
# Only tested on Linux!

from socket import AF_INET, AF_INET6, inet_ntop
from ctypes import (
    Structure, Union, POINTER,
    pointer, get_errno, cast,
    c_ushort, c_byte, c_void_p, c_char_p, c_uint, c_int, c_uint16, c_uint32