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import numpy as np
import open3d as o3d
from skimage import io


# region 功能函数
def read_img(filename, dtype=np.uint8):
    """ 读取图片为矩阵, RGBA/RGB/GRAY """
    arr = io.imread(filename)
    arr = arr.astype(dtype)

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root@Moxa:/etc/init.d# wpa_cli -i wlan0 scan

OK

root@Moxa:/etc/init.d# wpa_cli -i wlan0 scan_results

bssid / frequency / signal level / flags / ssid
1a:00:4d:b0:f8:9c       2437    -42     [WPA2-PSK-CCMP][ESS]    Matrix Two
4a:a4:72:1c:91:20       2437    -45     [WPA2-PSK-CCMP][WPS][ESS][P2P]  DIRECT-QVN014600001990msCD

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BJ15

#erm2
ifconfig erm2 down
ifconfig erm2 10.10.25.17  netmask 255.255.255.0 up

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TC1ERM

AA AB AC 03 00 00 00 02 02 10 00 00 00 2A 03 01 04 0D 01 09 01 01 02 1B 2F 03 93 54 43 31 45 52 4D 00 00 00 11 11 11 11 11 11 11 11 11 96 70 BA BB BC

AA AB AC 01 00 00 00 02 02 10 00 00 00 3C 03 01 04 0D 01 09 01 01 02 1B 2F 03 93 54 43 31 45 52 4D 00 00 00 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 A4 32 BA BB BC

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1 批量移动

·find -name "*2018-11*" -exec mv {} ./11/ \;·

2 查看当前80端口的连接数

netstat -nat|grep -i "80"|wc -l
5407

3 查看当前TCP连接的状态

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#!/bin/bash

HOME="http://www.yourdomain.com/some/page"
DOMAINS="yourdomain.com"
DEPTH=2
OUTPUT="./urls.csv"

wget -r --spider --delete-after --force-html -D "$DOMAINS" -l $DEPTH "$HOME" 2>&1 \
    | grep '^--' | awk '{ print $3 }' | grep -v '\. \(css\|js\|png\|gif\|jpg\)$' | sort | uniq > $OUTPUT

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var CryptoJS = require('crypto-js')
var request = require('request-promise')

/*
 * npm install crypto-js request-promise request
 * node wx_t1t_hack.js
 */

// export function testEncription(msg, fullKey) {
//   var fullKey = fullKey.slice(0, 16)

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使用ffmpeg合并MP4文件

ffmpeg -i "Apache Sqoop Tutorial Part 1.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate1.ts
ffmpeg -i "Apache Sqoop Tutorial Part 2.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate2.ts
ffmpeg -i "Apache Sqoop Tutorial Part 3.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate3.ts
ffmpeg -i "Apache Sqoop Tutorial Part 4.mp4" -c copy -bsf:v h264_mp4toannexb -f mpegts intermediate4.ts
ffmpeg -i "concat:intermediate1.ts|intermediate2.ts|intermediate3.ts|intermediate4.ts" -c copy -bsf:a aac_adtstoasc "Apache Sqoop Tutorial.mp4"

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U.S.S. Enterprise Space Cruiser

Summary:

THE VESSEL

美国企业号是宇宙飞船，官方名称是“星舰”。比现在的海军巡洋舰有点大，它是Starfleet服务中规模最大，最现代化的船只。它有一个430人的船员，其中约三分之一是女性。

The U.S.S. Enterprise is a spaceship, official designation "starship." Somewhat larger than a present-day naval cruiser, it is the largest and most modern type vessel in the Starfleet Service. It has a crew of 430 persons, approximately one-third of them female.

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Emoji表情

将对应emoji表情的符号码复制后输入你的markdown文本即可显示emoji表情。 如:blush:，显示为:blush:

人物

syntax	preview	syntax	preview	syntax	preview
:bowtie:		:smile:	😄	:laughing:	😆