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Basics
Disk and File System Management
- General Disk Manipulation (non-LVM)
LVM

Postgres Cheatsheet

Cài đặt

Ubuntu

http://www.postgresql.org/download/linux/ubuntu/ https://help.ubuntu.com/community/PostgreSQL

sudo echo "deb http://apt.postgresql.org/pub/repos/apt/ wily-pgdg main" > \
 /etc/apt/sources.list.d/pgdg.list

Setup YouTube Live Event

Head on over to your YouTube live Events page (https://www.youtube.com/my_live_events).

Create a new live event that is unlisted (or private) and of Custom type.

Under Basic ingestion choose 1500 Kbps - 4000 kbps (720p).

Check the Enable 60fps box.

Uploading Local Files to Google Drive without Authorization using HTML Form

This is a sample script for uploading local file to Google Drive without the authorization using HTML form. A selected file in your local PC using HTML form is uploaded to Google Drive and saved to Google Drive.

When you use this, at first, please deploy Web Apps. The script is doPost() of following scripts.

Script : Google Apps Script

function doPost(e) {
 var data = Utilities.base64Decode(e.parameters.data);

	@ECHO ON

	:: Save the directory where we are
	pushd %CD%

	echo %CD%

	:: Shift directories to the correct path
	%~d0
	cd %~dp0

	const fs = require('fs');
	const axios = require('axios');
	const FormData = require('form-data');

	// Function to read the image file as a buffer
	const readImageFile = (filePath) => {
	return new Promise((resolve, reject) => {
	fs.readFile(filePath, (err, data) => {
	if (err) {
	reject(err);

	"""
	Thread pool extensions to SocketServer.
	"""


	import Queue
	import SocketServer
	import sys
	import threading

	<!DOCTYPE html>

	<html>
	<head>
	<meta charset="utf-8" />
	<title></title>
	</head>
	<body>
	<h1>Audio</h1>

	# all imports
	from IPython.display import Javascript
	from google.colab import output
	from base64 import b64decode
	from io import BytesIO
	!pip -q install pydub
	from pydub import AudioSegment

	RECORD = """
	const sleep = time => new Promise(resolve => setTimeout(resolve, time))

	// let svg = document.querySelector('svg');
	function svgToPng(svg) {
	let svgData = new XMLSerializer().serializeToString(svg);
	let canvas = document.createElement('canvas');
	let ctx = canvas.getContext('2d');

	let DOMURL = window.URL \|\| window.webkitURL \|\| window;
	let img = new Image();
	let blog = new Blob([svgData], {type: 'image/svg+xml'});
	let url = DOMURL.createObjectURL(blog);