Jihwan Oh fureweb-com

## flexbox.html
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Flex box example</title>
  <style>
    .parents {
      display: flex;

## get-ips-and-ports-that-listening.sh
grep -v "rem_address" /proc/net/tcp | awk 'function hextonum(str, ret, n, i, k, c) {if (str ~ /^0[xX][0-9a-FA-F]+$/) {str = substr(str, 3);n = length(str);ret = 0;for (i = 1; i <= n; i++) {c = substr(str, i, 1);c = tolower(c);k = index("123456789abcdef", c);ret = ret * 16 + k}} else ret = "NOT-A-NUMBER";return ret} {y=hextonum("0x"substr($2,index($2,":")-2,2));x=hextonum("0x"substr($3,index($3,":")-2,2));for (i=5; i>0; i-=2) {x = x"."hextonum("0x"substr($3,i,2));y = y"."hextonum("0x"substr($2,i,2));} print y":"hextonum("0x"substr($2,index($2,":")+1,4))" "x":"hextonum("0x"substr($3,index($3,":")+1,4));}'

## scripts.sh
# DNS 캐시 제거 (ubuntu 16.04+)
sudo systemd-resolve --flush-caches

## app.html
<html>
<head></head>
<body>
  <section id="stage">

  </section>

  <nav id="controller">
    <button class="up"></button>
    <button class="down"></button>
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>Flex box example</title>
	<style>
	.parents {
	display: flex;
	# DNS 캐시 제거 (ubuntu 16.04+)
	sudo systemd-resolve --flush-caches
	<html>
	<head></head>
	<body>
	<section id="stage">

	</section>

	<nav id="controller">
	<button class="up"></button>
	<button class="down"></button>