Mike Chong MikeChongCan

ADAM: A METHOD FOR STOCHASTIC OPTIMIZATION https://arxiv.org/pdf/1412.6980.pdf

Install PostgreSQL 10 on Ubuntu

This is a quick guide to install PostgreSQL 10 - tested on Ubuntu 16.04 but likely can be used for Ubuntu 14.04 and 17.04 as well, with one minor modification detailed below.

(Important) After installation: Common issues

Getting error: Peer authentication failed for user “postgres”, when trying to get pgsql working with rails: https://stackoverflow.com/questions/18664074/getting-error-peer-authentication-failed-for-user-postgres-when-trying-to-ge
PostgreSQL: role is not permitted to log in https://stackoverflow.com/questions/35254786/postgresql-role-is-not-permitted-to-log-in
In order to gem install pg: apt-get install libpq-dev

	FROM mhart/alpine-node:7

	RUN apk update && apk upgrade \
	&& apk add \
	bash \
	ca-certificates \
	chromium-chromedriver \
	chromium \
	coreutils \
	ffmpeg \

	package main
	import (
	πg "grumpy"
	π_os "os"
	)
	func initModule(πF πg.Frame, _ []πg.Object) (πg.Object, πg.BaseException) {
	ßDemo := πg.InternStr("Demo")
	ß__metaclass__ := πg.InternStr("__metaclass__")
	ß__module__ := πg.InternStr("__module__")
	ß__name__ := πg.InternStr("__name__")

	// Open `https://zh.wikipedia.org/wiki/%E8%8B%B1%E5%9C%8B%E5%9F%8E%E5%B8%82%E5%88%97%E8%A1%A8` in Chrome
	const regions = [
	{
	// Eng
	id: 0,
	table: 7,
	},
	{
	// NI
	id: 1,

	# Extra gems:
	# Simple Rails app configuration
	gem 'figaro'
	# Easily include static pages
	gem 'high_voltage'
	# Paginator for Ruby webapps
	gem 'kaminari'
	# Simplified logger
	gem 'lograge'
	# File uploader

	# Remove untagged images
	docker rmi $(docker images \| grep "^<none>" \| awk "{print $3}")

	# Remove images which are not depended by others
	docker images -q \|xargs docker rmi

	# Refs:
	# https://forums.docker.com/t/command-to-remove-all-unused-images/20/3
	# http://jimhoskins.com/2013/07/27/remove-untagged-docker-images.html

	[
	{
	"cn_name": "巴斯",
	"en_name": "Bath",
	"region_id": 0,
	"id": 1
	},
	{
	"cn_name": "伯明翰",
	"en_name": "Birmingham",


	# set up ssh keys
	mkdir -p ~/.ssh
	touch ~/.ssh/authorized_keys
	# TODO: set up authorized_keys
	chmod 700 ~/.ssh
	chmod 644 ~/.ssh/authorized_keys

	# install zsh and oh-my-zsh
	sudo apt update && sudo apt-get install -y curl git zsh tmux wget # ripgrep