I want to learn English by Kindle, so read a English web page is a good choice
Now install Caiyunxiaoyi Chrome Extension
https://chrome.google.com/webstore/detail/lingocloud-web-translatio/jmpepeebcbihafjjadogphmbgiffiajh
Calibre Convertor
I want to learn English by Kindle, so read a English web page is a good choice
Now install Caiyunxiaoyi Chrome Extension
https://chrome.google.com/webstore/detail/lingocloud-web-translatio/jmpepeebcbihafjjadogphmbgiffiajh
Calibre Convertor
import re | |
a='\\xe3\\x82\\xae\\xe3\\x83\\xaa\\xe3\\x82\\xae\\xe3\\x83\\xaaeye' | |
print repr(a)[1:-1] | |
b = eval("'%s'" % a) | |
print b |
#!/usr/bin/python | |
# -*- coding: UTF-8 -*- | |
import sqlite3 | |
from faker import Faker | |
conn = sqlite3.connect('test.db') | |
print "Opened database successfully"; | |
cur = conn.cursor() | |
cur.execute("SELECT name FROM sqlite_master WHERE type = 'table' AND name = 'person'") |
#!/usr/bin/python | |
import re | |
import urllib | |
def getHtml(url): | |
page=urllib.urlopen(url) | |
html=page.read() | |
return html | |
def getMp4(html): | |
r=r"href='(http.*\.mp4)'" | |
re_mp4=re.compile(r) |
#define MaxSize 20 | |
#include<iostream> | |
#include<cstdlib> | |
using namespace std; | |
//1、定义二叉链表(P121) | |
typedef struct BiTNode{ | |
char data; | |
struct BiTNode *lchild,*rchild; | |
}BiTNode,*BiTree; |
#include <iostream> | |
#include <cstdlib> | |
using namespace std; | |
typedef struct Lnode{ | |
char name[20]; | |
float num; | |
struct Lnode *next; | |
}Lnode,*Linklist; | |
void CreateList(Linklist &L,int n)//尾插法,p38页 | |
{ |
一 实验介绍 | |
本项目带领你学习用 C 语言实现 ping 命令。通过本项目中你可以更深入地理解 TCP/IP 协议,掌握 C 语言进行网络编程的技巧方法。 | |
1.1 知识点 | |
TCP/IP 协议介绍 | |
获取系统运行时间 | |
原始套接字 | |
1.2 效果截图 |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <string.h> | |
#include <unistd.h> | |
#include <sys/time.h> | |
#include <arpa/inet.h> | |
#include <netdb.h> | |
#define ICMP_SIZE (sizeof(struct icmp)) | |
#define ICMP_ECHO 8 |
#include<stdio.h> | |
#include<stdlib.h> | |
#include<string.h> | |
#include<errno.h> | |
#include<sys/types.h> | |
#include<sys/socket.h> | |
#include<netinet/in.h> | |
#define DEFAULT_PORT 8000 | |
#define MAXLINE 4096 | |
int main(int argc, char** argv) |