Gaspard d'Hautefeuille HLFH

Apple Studio Display Setup on Arch Linux with Hyprland

Problem Description

Apple Studio Display (5K) on Arch Linux with Hyprland was experiencing intermittent connection issues where:

Display would not always connect reliably
System detected the display as two separate devices
Wrong display connector was sometimes chosen

System

Ruby: The future of frozen string literals

What is a literal?

In programming languages, literals are textual representations of values in the source code. This is a syntactical concept.

Some examples:

7 # integer literal

Hacking the Rectangular Starlink Dishy Cable

These are are some notes I put together on butchering the rectangular dishy cable.

FOLLOW THESE GUIDELINES AT YOUR OWN RISK. I TAKE NO RESPONSIBILITY FOR ANY DAMAGE OR INJURY YOU SUSTAIN FROM FOLLOWING OR NOT FOLLOWING THESE GUIDELINES.

Ruby 3.1 on Rails

Actions required to use Ruby 3.1.0 with Rails

Rails 7.0.Z

Rails 7.0.1 is compatible with Ruby 3.1.0.
Rails 7.0.1 addes net-smtp, net-imap and net-pop gems as Action Mailbox and Action Mailer dependency, you do not need to add them explicitly in your application Gemfile anymore.
thor 1.2.1 has been released. You will not see DidYouMean::SPELL_CHECKERS.merge deprecate warnings anymore.

Rails 6.1.Z

Use Rails 6.1.5 to support database.yml with aliases and secrets.yml with aliases.

How to make a contact form in rails 6

This is a quick walk through on how to:

make a contact form in rails 6,
test it locally, and
move it into production using heroku and the MailGun addon

This uses the free heroku and mailgun plans. If you get stuck on any part, check the full code here.

Analysis of Casper PoW Reward Reduction

EIP 1011 - Hybrid Casper FFG proposes further reducing PoW block reward from 3 ETH to 0.6 ETH. The EIP briefly mentions that this is "because the security of the chain is greatly shifted from PoW difficulty to PoS finality and because rewards are now issued to both validators and miners." This document is to serve as an addendum to that statement, providing additional data, analysis, and arguments.

We aim to show that in Hybrid Casper FFG with an 80% reduction in block reward:

a PoW attack on the finality enabled chain cannot do much in comparison to a pure PoW attack
a pure PoW attack just as costly as other prominent PoW chains
there are options in the event of an attack
all of the above is a strong discouragement for an attack to be conducted in the meantime before full pos

Although I followed the excellent directions provided by the Boostrap 4 documentation, I found it incomplete. Here are the missing steps:

# install dependencies
npm i jquery popper.js bootstrap@4.0.0-beta --save

# install dev-dependencies
npm i precss --save-dev

# use the following webpack postcss-loader config

	$ curl -6 -v https://portcheck.transmissionbt.com/51413
	* Trying 2001:41d0:c:5ac:5::1...
	* TCP_NODELAY set
	* Connected to portcheck.transmissionbt.com (2001:41d0:c:5ac:5::1) port 443 (#0)
	* ALPN, offering h2
	* ALPN, offering http/1.1
	* successfully set certificate verify locations:
	* CAfile: /etc/ssl/certs/ca-certificates.crt
	CApath: /etc/ssl/certs
	* TLSv1.2 (OUT), TLS handshake, Client hello (1):

	#!/usr/bin/env bash
	############################################################
	# MIGRATED TO REPOSITORY
	# https://github.com/tavinus/cloudsend.sh
	#
	# This gist will NOT be updated anymore
	############################################################


	############################################################

	add_filter( 'woocommerce_register_post_type_product', 'wc_modify_product_post_type' );

	function wc_modify_product_post_type( $args ) {
	$args['supports'][] = 'revisions';

	return $args;
	}