notsobad

直播

http://www.jianshu.com/p/8ea016b2720e http://www.jianshu.com/p/b8db6c142aad

https://www.v2ex.com/t/213713 http://www.infoq.com/cn/articles/alibaba-broadcast-platform-technology-challenges http://www.jianshu.com/p/dd73132ea5e2

https://www.zhihu.com/question/42162310

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docker run -v `pwd`:/data/ -e NODE_TLS_REJECT_UNAUTHORIZED=0 --rm -ti elasticdump/elasticsearch-dump \
  --input=https://user:[email protected]/dir/ \
  --input-index=index/type \
  --searchBody="{\"query\":{\"term\":{\"key\": \"xxxx\"}}}" \
  --output=/data/xxx.json \
  --size=1000 \
  --concurrency=5 \
  --type=data

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# https://askubuntu.com/questions/1049302/wired-ethernet-not-working-ubuntu-18-04
# ubuntu 18.04 桌面版，发现每次重启后，有线网络是off的状态，需要点击connect，才能连接，查了下，有不少人遇到同样问题，下面这个方法可以解决问题

service network-manager stop
rm /var/lib/NetworkManager/NetworkManager.state
service network-manager start

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WORK_DIR = /root/notsobad/jupyter/work
CONTAINER_NAME = jupyter

init :
        docker run -d --name $(CONTAINER_NAME) -p 8888:8888 -e NB_UID=1000 -e JUPYTER_ENABLE_LAB=yes -v "$(WORK_DIR)":/home/jovyan/work jupyter/tensorflow-notebook start-notebook.sh --NotebookApp.password='sha1:XXX:XXXX'

start :
        docker start $(CONTAINER_NAME)
stop :
        docker stop $(CONTAINER_NAME)

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# 过滤tls1.0的client hello数据包，参考https://www.netmeister.org/blog/tcpdump-ssl-and-tls.html


tcpdump -ni eth0 '((tcp[((tcp[12] & 0xf0) >>2)] = 0x16) && (tcp[((tcp[12] & 0xf0) >> 2)+1] = 0x03) && (tcp[((tcp[12] & 0xf0) >> 2)+9] = 0x03) && (tcp[((tcp[12] & 0xf0) >> 2)+10] = 0x01))'

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for i in range(100):
    n = i + 1

    out = []
    if n % 3 == 0:
        out.append('fizz')
    if n % 5 == 0:
        out.append('buzz')

    if not out:

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import sys
import json
import requests

API_URL = 'https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=XXXXXXXXXX'


def send_msg(msg):
    obj = {
        "msgtype": "text",

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#!/bin/bash
cat <<EOF > /etc/apt/sources.list
deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse

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#!/bin/bash
url=$1
argc=$#
argv=($@)

host=`echo $url | awk -F[/:] '{print $4}'`

for ((i=1; i<argc; i++)); do
    ip=${argv[i]}
    final_url=`echo $url | sed "s/$host/$ip/"`

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#!/usr/bin/env perl

use strict;
use warnings;
use feature qw( say );
use local::lib 'local';

use MaxMind::DB::Writer::Tree;
use Net::Works::Network;