celsobessa

// add all the elements inside modal which you want to make focusable
const  focusableElements =
    'button, [href], input, select, textarea, [tabindex]:not([tabindex="-1"])';
const modal = document.querySelector('#exampleModal'); // select the modal by it's id

const firstFocusableElement = modal.querySelectorAll(focusableElements)[0]; // get first element to be focused inside modal
const focusableContent = modal.querySelectorAll(focusableElements);
const lastFocusableElement = focusableContent[focusableContent.length - 1]; // get last element to be focused inside modal

celsobessa

https://gtmetrix.com/
https://gtmetrix.com/blog/how-to-read-a-waterfall-chart-for-beginners/
https://www.webpagetest.org/

https://wordpress.org/plugins/query-monitor/
https://github.com/crstauf/query-monitor-extend

https://newrelic.com/products/application-monitoring
https://help.nexcess.net/74095-wordpress/configure-new-relic-monitoring
https://wordpress.org/plugins/wp-newrelic/

celsobessa

// Let's initialize the primitives
var startTime, endTime, fileSize, result, unit = {kbps:1,kBps:8};

// Set up the AJAX to perform
var xhr = new XMLHttpRequest();

// Rig the call-back... THE important part
xhr.onreadystatechange = function () {

  // we only need to know when the request has completed

celsobessa

Google dork cheatsheet

Search filters

Filter	Description	Example
allintext	Searches for occurrences of all the keywords given.	allintext:"keyword"
intext	Searches for the occurrences of keywords all at once or one at a time.	intext:"keyword"
inurl	Searches for a URL matching one of the keywords.	inurl:"keyword"
allinurl	Searches for a URL matching all the keywords in the query.	allinurl:"keyword"
intitle	Searches for occurrences of keywords in title all or one.	intitle:"keyword"

celsobessa

"          _                      _          "
"   _     /||       .   .        ||\     _   "
"  ( }    \||D    '   '     '   C||/    { %  "
" | /\__,=_[_]   '  .   . '       [_]_=,__/\ |"
" |_\_  |----|                    |----|  _/_|"
" |  |/ |    |                    |    | \|  |"
" |  /_ |    |                    |    | _\  |"

	It is all fun and games until someone gets hacked!

celsobessa

// check version
node -v || node --version

// list installed versions of node (via nvm)
nvm ls

// install specific version of node
nvm install 6.9.2

// set default version of node

celsobessa

#!/bin/bash
# Do not forget to run `chmod +x ./open-list-of-urls-macos.sh` in order
# to make your script executable
# after that type `./open-list-of-urls-macos.sh ./text-file-with-list-of-urls.extension`
# you will need to change `./open-list-of-urls-macos.sh` to the location of your script
# and `./text-file-with-list-of-urls.extension` to the location of your url list.
# For example:
# `./tools/open-list-of-urls-macos.sh ./misc/text-file-with-list-of-urls.txt`
FILE=$1
while read LINE; do

celsobessa

POSIX commands Cheatsheat

• admin - create and administer SCCS files (DEVELOPMENT)
• alias - define or display aliases
• ar - create and maintain library archives
• asa - interpret carriage-control characters
• at - execute commands at a later time
• awk - pattern scanning and processing language
• basename - return non-directory portion of a pathname
• batch - schedule commands to be executed in a batch queue

celsobessa

Operadores / separadores de comandos de Shell.

Una lista (no-completa) de operadores / separadores de comandos da línea de comando *nix (shell). Probados en bash y zsh tanto en MacOs Catalina como en Ubuntu 20.04. Tomado de la (respuesta de Maxim Egorushkin)[https://stackoverflow.com/a/5130889/3594287] en https://stackoverflow.com/a/5130889/3594287

Comandos

|

celsobessa

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