webolizzer

Development and Promotion of Online Communities. Internet Research and Media Integration.

webolizzer / thumb-from-input-client-side.html

Last active August 4, 2025 00:11

Create thumbnail from img or video file via file input client-side

	<!DOCTYPE html>
	<html>
	<body>

	<script>

	// source https://stackoverflow.com/questions/23640869/create-thumbnail-from-video-file-via-file-input

	document.addEventListener("DOMContentLoaded", function() {

webolizzer / commands to install nodejs 8x on ubuntu 16 via cli.md

Last active June 19, 2017 16:21

commands to install node.js 8x on ubuntu 16 via CLI

// install >>>

// easy way

curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
sudo apt-get install -y nodejs

// hard way

webolizzer / Nginx ACME Challenge.txt

Last active August 19, 2025 07:53

Nginx configuration to enable ACME Challenge support on all HTTP virtual hosts

	#@@@ nginx virtual server configuration

	### make link
	# $ ln -s /etc/nginx/sites-available/DOMAIN_NAME.TLD /etc/nginx/sites-enabled/
	# $ nginx -t
	# $ systemctl restart nginx

	### letsencrypt
	# $ cd /PATH_NAME/www
	# $ mkdir _.letsencrypt

webolizzer / insertAtCaret.js

Last active September 27, 2017 13:12

How to insert text into a textarea where the cursor is


	//
	// jQuery version
	// @author https://stackoverflow.com/a/15977052/2337281
	// Example Usage:
	// <textarea id="txt" rows="15" cols="70">There is some text here.</textarea>
	// <input type="button" id="btn" value="OK" />
	//

	jQuery("#btn").on('click', function() {

webolizzer / get_random_guid.js

Last active January 3, 2018 14:19

ES6 random guid generator

	var t0 = performance.now();

	//
	// @source https://gist.github.com/webolizzer/e521db1b1401080b98f06c46c837be6f
	//

	function get_random_guid() {

	const POSSIBILITIES_PER_ROUND = 512;

webolizzer / profanity.csv

Created February 4, 2018 10:37 — forked from corbanb/profanity.csv

Profanity list for use with content filters

We can make this file beautiful and searchable if this error is corrected: No commas found in this CSV file in line 0.

webolizzer / jquery-scroll-bottom.js

Created December 27, 2018 20:50 — forked from toshimaru/jquery-scroll-bottom.js

Detect the scrolling to bottom of the page using jQuery.

	$(window).on("scroll", function() {
	var scrollHeight = $(document).height();
	var scrollPosition = $(window).height() + $(window).scrollTop();
	if ((scrollHeight - scrollPosition) / scrollHeight === 0) {
	// when scroll to bottom of the page
	}
	});