Yi-Tseng

#!/usr/bin/python


from scapy.all import sendp
from time import sleep

def main():
    count = 1
    while(1):
        p = "\xc0\xff\xee\xffHello%d" % (count, )

Yi-Tseng

header_type my_header_t {
    fields {
        a: 8;
        b: 8;
    }
}

header my_header_t header_a;
header my_header_t header_b;

Yi-Tseng

#include <stdio.h>

int main(int argc, const char *argv[]) {
    char answer = (char)42;
    printf("%c\n", answer);
    return 0;
}

Yi-Tseng

Day 1
H0 PostgreSQL 9.4 and Beyond
R1 PIME - 用 "Python" 快速開發 Windows 的中文輸入法
H0 Beyond Visualization: Combo Skills with Open Source Projects
R2 立委哩公蝦
R2 從 backbone 進化成 React
H0 Writing SASS Compiler in Go
R0 第一次自幹 Open Data SimCity 就上手
R0 COSCUP charity auction / COSCUP 慈善拍賣會

Yi-Tseng

#!/usr/bin/python

from mininet.net import Mininet
from mininet.node import Controller, RemoteController, OVSController
from mininet.node import CPULimitedHost, Host, Node
from mininet.node import OVSKernelSwitch, UserSwitch
from mininet.node import IVSSwitch
from mininet.cli import CLI
from mininet.log import setLogLevel, info
from mininet.link import TCLink, Intf

Yi-Tseng

#!/usr/bin/python

from mininet.net import Mininet
from mininet.node import Controller, RemoteController, OVSController
from mininet.node import CPULimitedHost, Host, Node
from mininet.node import OVSKernelSwitch, UserSwitch
from mininet.node import IVSSwitch
from mininet.cli import CLI
from mininet.log import setLogLevel, info
from mininet.link import TCLink, Intf

Yi-Tseng

import ast
from ryu.app import simple_switch
from ryu.lib.ip import ipv4_to_bin
from ryu.lib.mac import haddr_to_bin
from ryu.ofproto import ofproto_v1_0
from webob import Response
from ryu.controller import ofp_event
from ryu.app.wsgi import ControllerBase, WSGIApplication, route
from ryu.controller.handler import CONFIG_DISPATCHER
from ryu.controller.handler import set_ev_cls

Yi-Tseng

from ryu.base import app_manager  
from ryu.controller import ofp_event  
from ryu.controller.handler import CONFIG_DISPATCHER, MAIN_DISPATCHER, DEAD_DISPATCHER  
from ryu.controller.handler import set_ev_cls  
from ryu.ofproto import ofproto_v1_3  
from ryu.lib.packet import packet  
from ryu.lib.packet import ethernet  
from ryu.lib.packet import arp  
from ryu.lib.packet import ipv4  
from collections import defaultdict  

Yi-Tseng

    if (*password != '')
    {
        struct tm *timePtr;
        time_t localTime;
        char timeString[100];

        localTime = time(NULL);
        timePtr = localtime(&localTime);
        strftime(timeString, 100, "%D %r", timePtr);

Yi-Tseng

[  967.200000] ls: page allocation failure: order:6, mode:0xd0                                                     
[  967.210000] CPU: 0 PID: 38 Comm: ls Not tainted 4.0.0-g21370f3-dirty #1                                         
[  967.220000] Hardware name: STM32 (Device Tree Support)                                                          
[  967.230000] [<08022e3d>] (unwind_backtrace) from [<080221df>] (show_stack+0xb/0xc)
[  967.240000] [<080221df>] (show_stack) from [<0805023f>] (warn_alloc_failed+0x97/0xbc)
[  967.250000] [<0805023f>] (warn_alloc_failed) from [<080516e1>] (__alloc_pages_nodemask+0x2c1/0x3c4)             
[  967.260000] [<080516e1>] (__alloc_pages_nodemask) from [<080517ef>] (__get_free_pages+0xb/0x24)
[  967.270000] [<080517ef>] (__get_free_pages) from [<0805182b>] (alloc_pages_exact+0x19/0x24)
[  967.270000] [<0805182b>] (alloc_pages_exact) from [<0805ab0d>] (do_mmap_pgoff+0x42d/0x5d4)
[  967.280000] [<0805ab0d>] (do_mmap_pgoff) from [<08057439>] (vm_mmap_pgoff+0x3f/0x4e)