hlorand’s gists

hlorand / upload_image_contvert_base64.php

Created August 22, 2014 22:35

Uploads image and converts to base64

	<?php
	if(isset($_FILES['image']))
	{
	$file_name = $_FILES['image']['name'];
	$file_array = explode(".", $file_name);
	$file_ext = strtolower(array_pop($file_array));
	$file_size = $_FILES['image']['size'];
	$file_tmp = $_FILES['image']['tmp_name'];
	$file_type = pathinfo($file_tmp, PATHINFO_EXTENSION);
	$file_data = file_get_contents($file_tmp);

hlorand / PonciuszPilatusz.js

Last active August 29, 2015 14:20

A sclipt lecseléli az összes "r" betűt "l" betűle.

	/*
	Lépa letek mogyoló, kolán leggel litkán likkant a ligó.
	A sclipt lecseléli az összes "r" betűt "l" betűle.
	*/

	function ponciusz() {
	var elements = document.querySelectorAll("body, body *");
	var results = [];
	var child;
	for(var i = 0; i < elements.length; i++) {

hlorand / php_gd_png_opacity.php

Created July 24, 2015 00:40

PHP gd png image opacity filter function

	function filter_opacity( &$img, $opacity ) //params: image resource id, opacity in percentage (eg. 80)
	{
	if( !isset( $opacity ) )
	{ return false; }
	$opacity /= 100;

	//get image width and height
	$w = imagesx( $img );
	$h = imagesy( $img );

hlorand / cpu_limiter.sh

Created August 16, 2015 23:31

Script that limits application CPU usage on OSX

	#!/bin/bash

	#########################
	# CPU LIMITER (for OSX) #
	#########################

	<<DESCRIPTION
	The script limits an application CPU usage.
	-------------------------------------------
	You have to specify application PID (process id) and desired CPU usage percentage.

hlorand / MySQL_table_contents_to_HTML_table.php

Created March 7, 2016 19:37

	function mysqltable_to_htmltable($table) {

	global $conn;

	$result0 = mysqli_query($conn,'SHOW COLUMNS FROM '.$table) or die('cannot show columns from '.$table);
	$result = mysqli_query($conn,'SELECT * FROM '.$table) or die('cannot show columns from '.$table);

	if(mysqli_num_rows($result0) && mysqli_num_rows($result)) {
	echo '<table cellpadding="5" cellspacing="0" border="1">';

hlorand / generate_rotated_images_1-360_degrees.sh

Last active April 16, 2016 20:21

Generates 360 pieces of image, each image rotated +1 degree (1st: 1degree, 2nd: 2degree ...) - Only OSX

	#!/bin/bash

	#usage: first parameter is the input image, example: "scipt.sh image.jpg"

	WIDTH=$(sips $1 -g pixelWidth \| tail -1 \| grep -oE '[^ ]+$')
	HEIGHT=$(sips $1 -g pixelHeight \| tail -1 \| grep -oE '[^ ]+$')

	NEWWIDTH=$(echo $$WIDTH*1.5$/1 \| bc)
	NEWHEIGHT=$(echo $$HEIGHT*1.5$/1 \| bc)

hlorand / google_maps_multiple_markers.html

Created May 16, 2016 13:08

Google Maps Multiple Markers Bare Minimum Code

	<script src="http://maps.google.com/maps/api/js?sensor=false"
	type="text/javascript"></script>
	<div id="map" style="width: 500px; height: 400px;"></div>

	<script type="text/javascript">
	var locations = [
	['Bondi Beach', -33.890542, 151.274856, 4],
	['Coogee Beach', -33.923036, 151.259052, 5],
	['Cronulla Beach', -34.028249, 151.157507, 3],
	['Manly Beach', -33.80010128657071, 151.28747820854187, 2],

hlorand / progress.html

Created September 25, 2016 07:40

jQuery reading position indicator progress bar

	<!doctype html>
	<html>
	<head>

	<script src="https://code.jquery.com/jquery-2.2.4.min.js" integrity="sha256-BbhdlvQf/xTY9gja0Dq3HiwQF8LaCRTXxZKRutelT44=" crossorigin="anonymous"></script>

	<script>
	$(document).ready(function(){

	var getMax = function(){

hlorand / fadein_onscroll.htm

Created February 16, 2017 19:32

Fade in div on scroll

hlorand / RaspberryPiVideoRecord.sh

Created June 24, 2017 18:37

Video recording and streaming script for Raspberry Pi + Pi Camera

	#!/bin/bash
	#
	# Video recording script for Raspberry Pi. Set bitrate and recording time below
	#
	# To autostart this script after login, edit /etc/xdg/lxsession/LXDE-pi/autostart and add the following line BEFORE "@xsreensaver":
	#
	# sh ./RaspberryPiVideoRecord.sh
	#
	# To convert the output .h264 file to mp4:
	#

	#!/bin/bash

	#usage: first parameter is the input image, example: "scipt.sh image.jpg"

	WIDTH=$(sips $1 -g pixelWidth \| tail -1 \| grep -oE '[^ ]+$')
	HEIGHT=$(sips $1 -g pixelHeight \| tail -1 \| grep -oE '[^ ]+$')

	NEWWIDTH=$(echo \($WIDTH*1.5\)/1 \| bc)
	NEWHEIGHT=$(echo \($HEIGHT*1.5\)/1 \| bc)

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