Krzysztof Jablonski krzysztofjablonski

ℹ️ Enable iCloud end-to-end encryption:

Nobody knows that, but iCloud actually supports end-to-end encryption (see “Advanced Data Protection for iCloud”) but it's disabled by default. If you care about data privacy, you should turn it on.
- System settings → Apple ID → iCloud → Set Advanced Data Protection to On.
- System settings → Apple ID → iCloud → Disable Access iCloud Data on the Web.
It supports almost all the native Apple apps, with the notable exceptions of iCloud Mail, Contacts, and Calendars. See official data protection matrix for more info.

Quality of life improvements

Mouse:

ℹ️ Enable iCloud end-to-end encryption:

Nobody knows that, but iCloud actually supports end-to-end encryption (see “Advanced Data Protection for iCloud”) but it's disabled by default. If you care about data privacy, you should turn it on.
- System settings → Apple ID → iCloud → Set Advanced Data Protection to On.
- System settings → Apple ID → iCloud → Disable Access iCloud Data on the Web.
It supports almost all the native Apple apps, with the notable exceptions of iCloud Mail, Contacts, and Calendars. See official data protection matrix for more info.

Mouse:

brew install gpg

brew install stunnel

openssl req -new -x509 -days 9999 -nodes -out /usr/local/etc/stunnel/stunnel.pem -keyout /usr/local/etc/stunnel/stunnel.pem

	On iTerm2 - Open Preferences > Profiles > Keys > Key Mappings > Presets > Select Natural Text Editing

	- You can move a word backwards using Option ⌥ + ← and a word forwards using Option ⌥ + →
	- Move to the start of the line using fn + ← and to the end of the line with fn + →.
	- Also you can delete a word backwards using Option ⌥ + ⌫, delete the whole line using Command ⌘ + ⌫.

	If the preset doesn't appear, reinstall iTerm2. If you installed it using Homebrew + Cask:

	brew cask reinstall iterm2

	# Tweaked from http://tomislavsantek.iz.hr/2011/03/moving-mysql-databases-to-ramdisk-in-ubuntu-linux

	# Log in as root
	# Mount ramdisk folder in RAM
	mkdir /tmp/ramdisk
	mount -t tmpfs -o size=128M tmpfs /tmp/ramdisk/

	# Move MySQL data
	mv /var/lib/mysql /tmp/ramdisk/mysql
	ln -s /tmp/ramdisk/mysql/ /var/lib/mysql

	#!/usr/bin/env bash
	apt-get -y update
	apt-get -y install build-essential zlib1g-dev libssl-dev libreadline6-dev libyaml-dev git-core
	cd /tmp
	wget http://cache.ruby-lang.org/pub/ruby/2.0/ruby-2.0.0-p247.tar.gz
	tar -xvzf ruby-2.0.0-p247.tar.gz
	cd ruby-2.0.0-p247/
	./configure --prefix=/usr/local
	make
	make install

	* B-drzewo
	- ilość rekordów * rozmiar rekordu
	- 100 000 000 * 10B = 1 GB

	* index bitmapa
	- krotnosc * (ilość / 8) = x B

	* tabela faktów
	- dodajemy rozmiary wszystkich atrybutów
	- mnozymy przez ilosc wszystkich rekordow w innych tabelach