Shankar Ganesh psgganesh

NOTE: You can check, if your config here:
http://www.sslshopper.com/ssl-checker.html

Decrypt the private key using the password you entered when you created your key:
openssl rsa -in ssl.key -out /etc/nginx/conf/ssl.key

Protect your key from prying eyes:
chmod 600 /etc/nginx/conf/ssl.key

R Programming Project 3

github repo for rest of specialization: Data Science Coursera

The zip file containing the data can be downloaded here: Assignment 3 Data

Part 1 Plot the 30-day mortality rates for heart attack (outcome.R)

Grow Your Mind!

Computer Science: Offers in-depth resources for learning and improving your skills with computer science, programming, algorithms, data structures, and more.
Operating Systems: Covers operating systems and their tools.
Web Development: Offers abundant resources for topics like browsers, CSS, DOM, HTML, JavaScript, Node.js, PHP, and Python. It contains many different manuals, tools, libraries, shortcuts, and more.

Computer Science

CS Education

Understanding Facades in Laravel

What's a Facade?

The Laravel explination, shown below is confusing.

Facades provide a "static" interface to classes that are available in the application's service container. Laravel ships with many facades which provide access to almost all of Laravel's features. Laravel facades serve as "static proxies" to underlying classes in the service container, providing the benefit of a terse, expressive syntax while maintaining more testability and flexibility than traditional static methods.

Many examples use Cache::get('key') to demonstrate how a Facade works. Comparing the following code to the utility that a Facade provides.

Books for software engineers

Clean Code: A Handbook of Agile Software Craftsmanship
The Clean Coder: A Code of Conduct for Professional Programmers
The Pragmatic Programmer: From Journeyman to Master
The Phoenix Project: A Novel about IT, DevOps, and Helping your Business Win
Design Patterns: Elements of Reusable Object-Oriented Software
The Imposter's Handbook: A Primer for Self-Taught Programmers
Refactoring: Improving the Design of Existing Code

Overview

Source: https://medium.com/@Mahmoud_Zalt/eloquent-relationships-cheat-sheet-5155498c209

	One to one (`1-1`)	One to many (`1-n`)	Poly one to many (`1x-n`)	Many to many (`n-n`)	Poly many to many (`nx-n`)
Number of models	2 only	2 only	3 and above	2 only	3 and above
Number of tables	2 (1/model)	2 (1/model)	3+ (1/model)	3 (1/model + pivot)	4+ (1/model + pivot)
Pivot table	-	-	-	required

	echo 'export PATH=$HOME/local/bin:$PATH' >> ~/.bashrc
	. ~/.bashrc
	mkdir ~/local
	mkdir ~/node-latest-install
	cd ~/node-latest-install
	curl http://nodejs.org/dist/node-latest.tar.gz \| tar xz --strip-components=1
	./configure --prefix=~/local
	make install # ok, fine, this step probably takes more than 30 seconds...
	curl https://www.npmjs.org/install.sh \| sh

	.visible-android {
	display:none;
	}
	.visible-ios {
	display:none;
	}
	.on-device .visible-android, .on-device .visible-ios {
	display:inherit;
	}
	.device-ios .visible-android {

	<?php

	namespace App\Providers;

	use Illuminate\Support\Facades\App;
	use Illuminate\Support\ServiceProvider;
	use Illuminate\Contracts\Filesystem\FileNotFoundException;

	class ConfigServiceProvider extends ServiceProvider
	{

	APP_ENV=testing
	APP_KEY=SomeRandomString

	DB_CONNECTION=testing
	DB_TEST_USERNAME=root
	DB_TEST_PASSWORD=

	CACHE_DRIVER=array
	SESSION_DRIVER=array
	QUEUE_DRIVER=sync