Sunny Cheung sunnycyk

## self-signed-certificate-with-custom-ca.md

      
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                sunnycyk
                / self-signed-certificate-with-custom-ca.md
            
            
              Created
              November 9, 2020 00:49
                — forked from fntlnz/self-signed-certificate-with-custom-ca.md
            
              
                Self Signed Certificate with Custom Root CA
              
          
    Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!
openssl genrsa -des3 -out rootCA.key 4096

  
## updateallitems.py
import boto3

dynamodb = boto3.resource('dynamodb')

table = dynamodb.Table('table')

response = table.scan(
    ProjectionExpression='#k,#s',
    ExpressionAttributeNames={
        '#k' : 'id', #partition key

## AWS Ubuntu Strong-PM
#!/bin/bash

# install node.js - v4 and v6 have problem running strong-pm?
curl -sL https://rpm.nodesource.com/setup_5.x | bash -
apt-get install -y nodejs git

# install strong-pm
npm install -g strong-pm
# or sudo sl-pm-install --http-auth user:password
sudo sl-pm-install

## HD Wallet send raw transactions.js
// const Web3 = require('web3')
// const Tx = require('ethereumjs-tx');
// const web3 = new Web3(new Web3.providers.HttpProvider('http://localhost:8545'))
// ....
const data = contractInstance.methods.myMethods(param...).encodeABI()

const tx = new Tx(null)
tx.nonce = await web3.eth.getTransactionCount(hd_wallet_address)
tx.from = hd_wallet_address
tx.gasPrice = GAS_PRICE

## Fetch Nix package URL
# To Update
curl -sI https://nixos.org/channels/nixpkgs-unstable/nixexprs.tar.xz | awk '/Location:/ {print $2}'

# compute the hash
nix-prefetch-url --type 256 unpack <URL>

## example.html
<html ng-app="myApp">

   <head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
    <title>Ionic List Directive</title>

    <link href="http://code.ionicframework.com/0.9.24/css/ionic.min.css" rel="stylesheet">
    <script src="http://code.ionicframework.com/0.9.24/js/ionic.bundle.min.js"></script>
  </head>

## ex8-10.swift
//
//  ViewController.swift
//  animation810
//
//  Created by Sunny Cheung on 27/10/14.
//  Copyright (c) 2014 khl. All rights reserved.
//

import UIKit

## lb.sh
#!/bin/sh

echo "Start loopback scaffolding for $1"

echo "Enter name for application:"

read app

echo "Creating $app"

## Observer.php
<?php
class Custom_Module_Model_Observer {

    public function customRedirect() {
        $url = Mage::helper('core/url')->getCurrentUrl();
        $url = Mage::getSingleton('core/url')->parseUrl($url);
        $path = $url->getPath();

        $action = Mage::app()->getRequest()->getActionName();
        $pattern = '/[.*]?\/custommodule\/index\/[.*]?|[.*]?\/admin[$.*]?/';

## facedetection.py
import cv2
import cv2.cv as cv
import config
import picamera

def detect_faces(image):
    haar_faces = cv2.CascadeClassifier(config.HAAR_FACES)
    detected = haar_faces.detectMultiScale(image, scaleFactor=config.HAAR_SCALE_FACTOR,
                minNeighbors=config.HAAR_MIN_NEIGHBORS,
                minSize=config.HAAR_MIN_SIZE,
	import boto3

	dynamodb = boto3.resource('dynamodb')

	table = dynamodb.Table('table')

	response = table.scan(
	ProjectionExpression='#k,#s',
	ExpressionAttributeNames={
	'#k' : 'id', #partition key
	#!/bin/bash

	# install node.js - v4 and v6 have problem running strong-pm?
	curl -sL https://rpm.nodesource.com/setup_5.x \| bash -
	apt-get install -y nodejs git

	# install strong-pm
	npm install -g strong-pm
	# or sudo sl-pm-install --http-auth user:password
	sudo sl-pm-install
	// const Web3 = require('web3')
	// const Tx = require('ethereumjs-tx');
	// const web3 = new Web3(new Web3.providers.HttpProvider('http://localhost:8545'))
	// ....
	const data = contractInstance.methods.myMethods(param...).encodeABI()

	const tx = new Tx(null)
	tx.nonce = await web3.eth.getTransactionCount(hd_wallet_address)
	tx.from = hd_wallet_address
	tx.gasPrice = GAS_PRICE
	# To Update
	curl -sI https://nixos.org/channels/nixpkgs-unstable/nixexprs.tar.xz \| awk '/Location:/ {print $2}'

	# compute the hash
	nix-prefetch-url --type 256 unpack <URL>
	<html ng-app="myApp">

	<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
	<title>Ionic List Directive</title>

	<link href="http://code.ionicframework.com/0.9.24/css/ionic.min.css" rel="stylesheet">
	<script src="http://code.ionicframework.com/0.9.24/js/ionic.bundle.min.js"></script>
	</head>
	//
	// ViewController.swift
	// animation810
	//
	// Created by Sunny Cheung on 27/10/14.
	// Copyright (c) 2014 khl. All rights reserved.
	//

	import UIKit
	#!/bin/sh

	echo "Start loopback scaffolding for $1"

	echo "Enter name for application:"

	read app

	echo "Creating $app"
	<?php
	class Custom_Module_Model_Observer {

	public function customRedirect() {
	$url = Mage::helper('core/url')->getCurrentUrl();
	$url = Mage::getSingleton('core/url')->parseUrl($url);
	$path = $url->getPath();

	$action = Mage::app()->getRequest()->getActionName();
	$pattern = '/[.]?\/custommodule\/index\/[.]?\|[.]?\/admin[$.]?/';
	import cv2
	import cv2.cv as cv
	import config
	import picamera

	def detect_faces(image):
	haar_faces = cv2.CascadeClassifier(config.HAAR_FACES)
	detected = haar_faces.detectMultiScale(image, scaleFactor=config.HAAR_SCALE_FACTOR,
	minNeighbors=config.HAAR_MIN_NEIGHBORS,
	minSize=config.HAAR_MIN_SIZE,