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package niochat;

import java.net.*;
import java.nio.*;
import java.nio.channels.*;
import java.io.IOException;
import java.util.*;

public class NiochatServer implements Runnable {
	private final int port;

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{
  "check": {
    "id": "check-disk",
    "name": "check-disk",
    "script": "/usr/lib/nagios/plugins/check_disk -w 30% -c 5%",
    "interval": "1m"
  }
}

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{
  "check": {
    "id": "check-disk",
    "name": "check-disk",
    "script": "/usr/lib/nagios/plugins/check_disk -w 30% -c 5%",
    "interval": "1m"
  }
}

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Table of contents

• create rails project
• postgresql docker
• CURL
• apache bench mark
• testing
• rspec
• paging
• Allow anything through CORS Policy

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• https://codeburst.io/redux-a-crud-example-abb834d763c9
• https://github.com/react-boilerplate/react-boilerplate
• https://api-platform.com/docs/client-generator/react
• https://demo.api-platform.com/
• https://developer.okta.com/blog/2018/07/10/build-a-basic-crud-app-with-node-and-react
• https://material-ui.com/
• https://www.sohamkamani.com/blog/2017/03/31/react-redux-connect-explained/

install create-react-app

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• https://www.cyberciti.biz/faq/linux-unix-bsd-xargs-construct-argument-lists-utility/

awk, xargs

$ ls -la | awk '{print $9}' | xargs -I {} echo "aa {} bb"
aa . bb
aa .. bb
aa .editorconfig bb
aa .eslintrc bb
aa .git bb

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#!/usr/bin/env bash
set -e
# Usage create-vod-hls.sh SOURCE_FILE [OUTPUT_NAME]
[[ ! "${1}" ]] && echo "Usage: create-vod-hls.sh SOURCE_FILE [OUTPUT_NAME]" && exit 1
source="${1}"
target="${2}"
command="ffmpeg -hide_banner -y -i ${1} \
    -vf scale=w=640:h=360 -c:a aac -ar 48000 -c:v h264 -profile:v main -crf 20 -sc_threshold 0 -g 48 -keyint_min 48 -hls_time 4 -hls_playlist_type vod  -b:v 800k -maxrate 856k -bufsize 1200k -b:a 96k -hls_segment_filename ${target}/360p_%03d.ts ${target}/360p.m3u8 \
    -vf scale=w=842:h=480 -c:a aac -ar 48000 -c:v h264 -profile:v main -crf 20 -sc_threshold 0 -g 48 -keyint_min 48 -hls_time 4 -hls_playlist_type vod -b:v 1400k -maxrate 1498k -bufsize 2100k -b:a 128k -hls_segment_filename ${target}/480p_%03d.ts ${target}/480p.m3u8 \
    -vf scale=w=1280:h=720 -c:a aac -ar 48000 -c:v h264 -profile:v main -crf 20 -sc_threshold 0 -g 48 -keyint_min 48 -hls_time 4 -hls_playlist_type vod -b:v 2800k -maxrate 2996k -bufsize 4200k -b:a 128k -hls_segment_filename ${target}/720p_%03d.ts ${tar

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#EXTM3U
#EXT-X-VERSION:3
#EXT-X-STREAM-INF:BANDWIDTH=800000,RESOLUTION=640x360
360p.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=1400000,RESOLUTION=842x480
480p.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2800000,RESOLUTION=1280x720
720p.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080
1080p.m3u8

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#!/usr/bin/env bash

start=$(date)

# source="trailer_1080p.ogg"
# target="trailer"
source=${1}
target=${2}

rm -rf ${target}

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#EXTM3U
#EXT-X-VERSION:3
#EXT-X-STREAM-INF:BANDWIDTH=800000,RESOLUTION=640x360
360/360.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2800000,RESOLUTION=1280x720
720/720.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080
1080/1080.m3u8