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Matheus Klauberg mfklauberg

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Cheat sheet: JavaScript Array methods

Deriving a new Array from an existing Array:

['■','●','▲'].slice(1, 3)           ['●','▲']
['■','●','■'].filter(x => x==='■')  ['■','■']
    ['▲','●'].map(x => x+x)         ['▲▲','●●']
    ['▲','●'].flatMap(x => [x,x])   ['▲','▲','●','●']
@khushal87
khushal87 / blog3.md
Last active July 21, 2025 07:23
Linking a custom domain from Google domains to Vercel app

Linking a custom domain to a deployed application is confusing and at times you don't get a route on how to link the domain with the website. 😫

In this article, I will be explaining how to link a Custom domain brought in Google Domains service to an application hosted on Vercel.

Perks of using vercel is that it allows adding domain without any verification unlike Heroku/Netlify, which means you don't have to add your billing details to add a domain to your application. Moreover, it is fast, efficient, and easy to use.😁

What is Vercel?

​Vercel is a deployment and collaboration platform for frontend developers. ​Vercel enables developers to host websites and web services that deploy instantly and scale automatically – all without any configuration. Source - Official Docs

@just-be-dev
just-be-dev / clean_node_modules.sh
Last active January 5, 2026 21:02
A shell script to clean up all node_modules in projects that haven't been touched in a couple weeks.
#!/bin/bash
DAYS_SINCE_LAST_CHANGE=14 # If a project hasn't been touched in this long its node_modules will be deleted
SEARCH_PATH="./Git" # Update this to the path where your code is stored
TOTAL_BYTES_REMOVED=0
Mb=1000000
Kb=1000
node_modules=$(find $SEARCH_PATH -name "node_modules" -type d -prune)
@callmeloureiro
callmeloureiro / comoSerChatoNoWhatsapp.js
Last active September 23, 2024 19:29
Como fazer alguém te responder no whatsapp
/*
Hoje iremos MUDAR a vida da pessoa que não te responde no whatsappp...
Que tal enviar mensagens pra ela até obter uma resposta?!
Sensacional não acha?! Mas, somos devs, correto?! Então vamos automatizar esse paranauê!
Para utilizar:
- Abra o web.whatsapp.com;
- Selecione a conversa que você quer;
- Abra o console e cole o código que está no gist;
@PaulKinlan
PaulKinlan / manifest-polyfill.html
Last active February 27, 2018 17:49
Web App Manifest Polyfill for iOS
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<link rel="manifest" href="https://jsbin-user-assets.s3.amazonaws.com/kinlan/manifest.json">
<title>iOS Manifest Polyfill</title>
</head>
<body>
@oldwestaction
oldwestaction / tabbycatswag.json
Last active November 26, 2025 04:57
hack for the tabby cat chrome extension to unlock all the accessories
{"collected":["glasses-1","glasses-2","glasses-3","glasses-4","hat-1","hat-2","hat-3","hat-4","hat-5","hat-6","hat-7","hat-8","toy-1","toy-2","toy-3","toy-4","toy-5","toy-6","toy-7","toy-8"],"active":{"hat":"hat-8","toy":"toy-3","glasses":"glasses-3"},"unseen":[],"shuffle":false}
// paste in your console
speechSynthesis.onvoiceschanged = function() {
var msg = new SpeechSynthesisUtterance();
msg.voice = this.getVoices().filter(v => v.name == 'Cellos')[0];
msg.text = Object.keys(window).join(' ');
this.speak(msg);
};
@paulirish
paulirish / what-forces-layout.md
Last active March 17, 2026 07:48
What forces layout/reflow. The comprehensive list.

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
@eyecatchup
eyecatchup / apple-meta-insanity.html
Created February 8, 2015 12:28
Insanity of Apple-specific meta tags..
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Apple Meta Insanity</title>
<!--
APPLE WEB APP META TAGS
-->
@glombard
glombard / new_obj.py
Created December 9, 2014 19:57
Python anonymous object
# Sometimes it's handy to create small anonymous objects instead of explicitly defining a class for it, especially while prototyping.
def new(name, data):
return type(name, (object,), data)
person = new('Person', { 'name': 'Joe', 'age': 30 })
print(person.name)