lotusnowshen lotusnowshen
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| # coding: utf-8 | |
| import turtle | |
| def draw_snake(rad, angle, length, neckrad): | |
| for i in range(length): | |
| # Draw a circle with given radius | |
| turtle.circle(rad, angle) | |
| turtle.circle(-rad, angle) | |
| turtle.circle(rad, angle / 2) |
lotusnowshen
/ countdownlatch.cc
Created
February 26, 2016 03:11
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| // | |
| // main.cpp | |
| // timu | |
| // | |
| // Created by GuoChunyang on 16/2/26. | |
| // Copyright © 2016年 GuoChunyang. All rights reserved. | |
| // | |
| #include <iostream> | |
| #include <mutex> |
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| #include <stdio.h> | |
| #include <ucontext.h> | |
| #include <unistd.h> | |
| int main(int argc, const char *argv[]) | |
| { | |
| ucontext_t context; | |
| getcontext(&context); | |
| puts("hello world\n"); |
lotusnowshen
/ util.c
Created
August 12, 2015 03:59
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| /** | |
| * readn - 读取固定字节数 | |
| * @fd: 文件描述符 | |
| * @buf: 接收缓冲区 | |
| * @count: 要读取的字节数 | |
| * 成功返回count，失败返回-1，读到EOF返回<count | |
| */ | |
| ssize_t readn(int fd, void *buf, size_t count) | |
| { | |
| size_t nleft = count; |
lotusnowshen
/ coroutine.py
Last active
November 10, 2015 09:15
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| # coding: utf-8 | |
| import types | |
| class Task(object): | |
| taskid = 0 | |
| def __init__(self, target): | |
| Task.taskid += 1 | |
| self.tid = Task.taskid |
lotusnowshen
/ echo.c
Created
July 23, 2015 15:52
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| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include <event2/event.h> | |
| #include <event2/buffer.h> | |
| #include <event2/bufferevent.h> | |
| #define MAX_LINE 1024 | |
| #define ERR_EXIT(m) \ |
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| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include <arpa/inet.h> | |
| #include <pthread.h> | |
| #include <event2/event.h> | |
| #include <event2/buffer.h> |
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| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include <stdint.h> | |
| #include <iostream> | |
| #include <string> | |
| #include <vector> | |
| using namespace std; | |
| //计算UTF8编码所占的字节 |