Mustafa nsa

First let's see which is latest relase of ruby.

Download Ruby from the offical ftp server where [version] has to replaced with the latest release.

cd /usr/local/src
sudo wget http://ftp.ruby-lang.org/pub/ruby/ruby-[version].tar.gz

Untar the downloaded package.

sudo tar -xzvf ruby-[version].tar.gz

People

Git

Press minus + shift + s and return to chop/fold long lines!

start new:

tmux

start new with session name:

tmux new -s myname

	# Basic Download:
	youtube-dl URL

	# Download Playlist, put in folder, and index with order:
	youtube-dl -o '%(playlist)s/%(playlist_index)s - %(title)s.%(ext)s' URL

	# Download to /$uploader/$date/$title.$ext:
	youtube-dl -o '%(uploader)s/%(date)s/%(title)s.%(ext)s' URL

	# Download playlist starting from certain video:

	# Install ARCH Linux with encrypted file-system, for BIOS. Dustin dut n ex 5 a t g ma il
	# The official installation guide (https://wiki.archlinux.org/index.php/Installation_Guide) contains a more verbose description.

	# Download the archiso image from https://www.archlinux.org/
	# Copy to a usb-drive

	dd if=archlinux.img of=/dev/sdX # on linux

	# Boot from the usb. If the usb fails to boot, make sure that secure boot is disabled in the BIOS configuration.

	###
	###
	### UPDATE: For Win 11, I recommend using this tool in place of this script:
	### https://christitus.com/windows-tool/
	### https://github.com/ChrisTitusTech/winutil
	### https://www.youtube.com/watch?v=6UQZ5oQg8XA
	### iwr -useb https://christitus.com/win \| iex
	###
	### OR take a look at
	### https://github.com/HotCakeX/Harden-Windows-Security

	# Source:
	# https://www.cloudflare.com/ips
	# https://support.cloudflare.com/hc/en-us/articles/200169166-How-do-I-whitelist-CloudFlare-s-IP-addresses-in-iptables-

	for i in `curl https://www.cloudflare.com/ips-v4`; do iptables -I INPUT -p tcp -m multiport --dports http,https -s $i -j ACCEPT; done
	for i in `curl https://www.cloudflare.com/ips-v6`; do ip6tables -I INPUT -p tcp -m multiport --dports http,https -s $i -j ACCEPT; done

	# Avoid racking up billing/attacks
	# WARNING: If you get attacked and CloudFlare drops you, your site(s) will be unreachable.
	iptables -A INPUT -p tcp -m multiport --dports http,https -j DROP

	##
	# WHOIS servers for new TLDs (http://www.iana.org/domains/root/db)
	# Current as of 2017-12-10 UTC
	##

	\.aarp$ whois.nic.aarp
	\.abarth$ whois.afilias-srs.net
	\.abbott$ whois.afilias-srs.net
	\.abbvie$ whois.afilias-srs.net
	\.abc$ whois.nic.abc