Mauricio Cunha mcunha98

🏠

Working from home

mcunha98 / Remove BOM from files in TERMINAL

Created May 16, 2023 13:42

	grep -rl $'\xEF\xBB\xBF' /srv/httpd/suapasta > /tmp/files_with_boms.txt
	while read l; do sed -i '1 s/^\xef\xbb\xbf//' $l; done < /tmp/files_with_boms.txt

mcunha98 / PHP Generate GUID.php

Created June 15, 2022 13:05

mcunha98 / Check if string has Letters and Numbers (PHP)

Created June 3, 2022 18:43

	function hasLetterAndNumber($value)
	{
	$hasLetters = preg_match('/[a-zA-Z]/',$value);
	$hasNumbers = preg_match('/\d/',$value);
	return $hasLetters && $hasNumbers;
	}

mcunha98 / wtfutil_process.sh

Created February 27, 2022 14:12

	1) Save into /usr/local/wtf_top.sh

	#!/bin/sh
	ps -eo pid,ppid,cmd,%mem,%cpu --sort=-%mem \| head -n20


	2) Call into a cmdrunner wtfutil config
	proccess:
	title: Processos
	type: cmdrunner

mcunha98 / php xml to array

Created August 13, 2021 12:52

	function xml2array($xmlstring)
	{
	$xml = simplexml_load_string($xmlstring);
	$json = json_encode($xml);
	return json_decode($json,TRUE);
	}

	function array2Xml($array, $rootElement = null, $xml = null)
	{
	$_xml = $xml;

mcunha98 / Random String in One Line

Created April 16, 2021 16:13

	//generate a random string and return the substring of N chars at the end
	var rnd = "ABCDEF23456789".split('').sort(function(){return 0.5-Math.random()}).join('').substring(0, 6);

	//OUTPUT:
	//BC3A095
	//C3FA295

mcunha98 / Count access_log by IP

Created April 16, 2021 14:50

	#Count the access_log , group by ip and hits, sort by desc and cut to 50 top results

	CC='\033[1;33m'
	NC='\033[0m'

	printf "Lista dos top ${CC}50${NC} enderecos IP e visitas na data de hoje\n"
	echo "Baseado no arquivo /var/log/httpd/access.log"

	cat /var/log/httpd/access.log \| awk '{print $1}' \| sort -t":" -k2,2 \| uniq -c \| sort -fr \| head -n50

mcunha98 / Regex quick reference.txt

Created February 9, 2021 14:10

	[abc] A single character: a, b or c
	[^abc] Any single character but a, b, or c
	[a-z] Any single character in the range a-z
	[a-zA-Z] Any single character in the range a-z or A-Z
	^ Start of line
	$ End of line
	\A Start of string
	\z End of string
	. Any single character
	\s Any whitespace character

mcunha98 / PHP Image PlaceHolder

Created January 14, 2021 13:15

	//Examples :
	placeholder.php?size=200x100&bg=eee&fg=000&text=Hello
	placeholder.php?size=200x100&bg=eee&fg=000
	placeholder.php?size=200x100

	<?php

	$getsize = isset($_GET['size']) ? $_GET['size'] : '100x100';
	$dimensions = explode('x', $getsize);
	$image = imagecreate($dimensions[0], $dimensions[1]);

mcunha98 / php auto check enumerations

Created December 30, 2020 12:52

Check if current class has constant/enumeration based on value

	class Assets
	{
	const ASSETS_BANNER = 'banner';
	const ASSETS_BLOG = 'blog';
	const ASSETS_TEMPLATE = 'template';

	private static $constants;

	public static function isConstant($value)
	{