Yazin yazinsai

PostgreSQL JSON Cheatsheet

Using JSON in Postgres by example.

Quick setup via Docker

Download and install: Docker Toolbox
Open Docker Quickstart Terminal
Start a new postgres container:
docker run --name my-postgres -e POSTGRES_PASSWORD=mysecretpassword -d postgres

Getting the Android Emulator running on EC2 📱

# @ your EC2 instance
sudo apt update
sudo apt install openjdk-8-jre unzip
wget https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip
unzip sdk-tools-linux-4333796.zip -d android-sdk
sudo mv android-sdk /opt/
export ANDROID_SDK_ROOT=/opt/android-sdk

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

	#!/bin/bash
	#####################################################
	# Name: Bash CheatSheet for Mac OSX
	#
	# A little overlook of the Bash basics
	#
	# Usage:
	#
	# Author: J. Le Coupanec
	# Date: 2014/11/04

	module.exports = {
	hexStringToIntArray: function(str) {
	var res = []
	for(var i = 0; i < str.length; i += 2) {
	res.push(parseInt(str.substring(i, i+2), 16))
	}
	return res
	},

	byteArrayToHexString: function(array) {

	'''
	This is an example of how to send data to Slack webhooks in Python with the
	requests module.

	Detailed documentation of Slack Incoming Webhooks:
	https://api.slack.com/incoming-webhooks
	'''
	import requests

	# Set the webhook_url to the one provided by Slack when you create the webhook at