docker-learnings

Learning docker the rocking way

Projects within

1. args-env-nodejs-tutorial
2. docker-multicont-tutorial
3. docker-nodejs-tutorial
4. docker-noderedis-tutorial
5. docker-react-nginx-tutorial
6. nlp-brainjs	

Links

1. Natural language processing with javascript
https://medium.com/@daffl/natural-language-processing-and-machine-learning-in-javascript-249181a3b721

2. Movie script link 
http://www.script-o-rama.com/snazzy/table.html
http://www.script-o-rama.com/snazzy/table2.html
http://www.script-o-rama.com/snazzy/table3.html
http://www.script-o-rama.com/snazzy/table4.html


3. Docker
https://nodejs.org/en/docs/guides/nodejs-docker-webapp/

	a. Default buid command in docker:
	   docker build .

	b. Build command with docker to tag it:
	   docker build -t sushantsahu/docker-nodejs-tutorial .

	c. Run docker with mapped port:
	   docker run -p 3000:3000 sushantsahu/docker-nodejs-tutorial

	d. To open shell within the container:
	   docker run -it sushantsahu/docker-nodejs-tutorial sh

	e. See running docker processes:
	   docker ps

	e. To open shell within container, when app is running:
	   docker exec -it <container_id> sh  

	f. docker build -f Dockerfile.dev .

	g. Docker volumes:
	   docker run -p 3000:3000 -v /app/node_modules -v $(pwd):/app 90f474cc9ef6

	h. Run tests on react docker container (-it = std input)
	   docker run -it 0655f0d6789c npm run test

4. Docker Compose

	// -d run in background

	a. docker-compose up
	b. docker-compose up --build
	c. docker-compose up -d
	c. docker-compose down 
	d. docker-componse ps
	
5. Docker Network
	docker run -p 3001:3001 --net=test --name="nodejs-app1-2" sushantsahu/docker-nodejs-app-1
	
6. Persist Database
	a. In docker compose add the following:
		volumes:
		 - ./postgres-data:/var/lib/postgresql/data
		 
7. Docker Hub
	a. docker login (username: sushantsahu)
	b. docker push sushantsahu/[name]

Tutorials

1. https://www.twilio.com/blog/2017/08/working-with-environment-variables-in-node-js.html

2. https://nodejs.org/api/cli.html#cli_r_require_module

3. https://scotch.io/@Mozartted/docker-networking-how-to-connect-multiple-containers

4. https://stackoverflow.com/questions/41637505/how-to-persist-data-in-a-dockerized-postgres-database-using-volumes

5. https://stackoverflow.com/questions/36283908/re-using-environmental-variables-in-docker-compose-yml

6. https://stackoverflow.com/questions/52302770/mongo-db-persistence-in-docker-with-volumes

7. https://www.imore.com/how-edit-your-macs-hosts-file-and-why-you-would-want#how-to-reset-the-hosts-file