Hoai-Thu Vuong thuvh

Make an install directory somewhere convenient and switch to it

mkdir -p ~/.local/share/authy
cd ~/.local/share/authy

Fetch the current Authy snap

Smart Caps Lock: Remap to Control AND Escape (Linux, Mac, Windows)

把 Caps Lock 變成智慧的 Control 以及 Escape ：

單獨輕按一下就是 Escape 。
若按下時同時按著其他鍵，就會是 Control 。

這應該是 Vim 和 Emacs 的最佳解了！(Emacs? Bash 的快捷鍵就是 Emacs 系列的)

Send Escape if you tap Caps Lock alone.

How to setup Let's Encrypt for Nginx on Ubuntu 18.04 (including IPv6, HTTP/2 and A+ SLL rating)

Virtual hosts

Let's say you want to host domains first.com and second.com.

Create folders for their files:

Generate ssl certificates with Subject Alt Names on OSX

Open ssl.conf in a text editor.

Edit the domain(s) listed under the [alt_names] section so that they match the local domain name you want to use for your project, e.g.

DNS.1   = my-project.dev

Additional FQDNs can be added if required:

generate data for hive table

echo "generating sample data for hive table"
echo {-1..-181451}hours | xargs -n1 date +"%Y-%m-%d %H:%M:%S" -d >> /tmp/dates.data
echo {-1..-18145}minutes | xargs -n1 date +"%Y-%m-%d %H:%M:%S" -d >> /tmp/dates.data
echo {-1..-1825}days | xargs -n1 date +"%Y-%m-%d %H:%M:%S" -d >> /tmp/dates.data
cat /tmp/dates.data | while read LINE ; do echo $LINE,"user"$((1 + RANDOM % 10000)),$((1 + RANDOM % 1000)) >> /tmp/hive_user_table.data; done

	import socket
	from redis.client import Redis
	from redis.connection import Connection, ConnectionPool
	from redis._compat import iteritems


	class ProxyConnection(Connection):
	def __init__(self, host='localhost', port=6379, db=0, password=None,
	socket_timeout=None, socket_connect_timeout=None,
	socket_keepalive=False, socket_keepalive_options=None,

	from cryptography import x509
	from cryptography.hazmat.backends import default_backend
	from cryptography.hazmat.primitives import hashes, serialization
	from cryptography.hazmat.primitives.asymmetric import rsa
	from cryptography.x509.oid import NameOID
	import datetime
	import uuid
	one_day = datetime.timedelta(1, 0, 0)
	private_key = rsa.generate_private_key(
	public_exponent=65537,

	[Desktop Entry]
	Categories=Development;
	Comment=Supercharge your API workflow
	Exec="/home/hauthorn/Programs/Postman/Postman"
	Icon=/home/hauthorn/Programs/Postman/app/resources/app/assets/icon.png
	Name=Postman
	Terminal=false
	Type=Application
	Version=1.0

	[Desktop Entry]
	Version=1.0
	Name=Telegram Desktop
	Comment=Official desktop version of Telegram messaging app
	TryExec=/opt/Telegram/Telegram
	Exec=/opt/Telegram/Telegram -- %u
	Icon=telegram
	Terminal=false
	StartupWMClass=TelegramDesktop
	Type=Application