GraphQL : express-graphql : graphql : apollo-server : GraphQLPlayground : GraphiQL

https://www.youtube.com/watch?v=ZQL7tL2S0oQ&feature=youtu.be

https://github.com/WebDevSimplified/Learn-GraphQL/blob/master/server.js

https://www.apollographql.com/docs/apollo-server/getting-started/

Node + Typescript : Typescript + Node

https://stackoverflow.com/questions/36999461/how-to-install-only-devdependencies-using-npm

npm init -y

npm i -D typescript

npx tsc example.ts

node example.js

https://www.youtube.com/watch?v=1UcLoOD1lRM

https://www.youtube.com/watch?v=WBPrJSw7yQA

Terraform : terraform commands

1. terraform init
2. terraform plan
3. terraform apply
4. terraform destroy

https://www.youtube.com/watch?v=JHiSGnh5Two&list=PLwbWIFE49l8kxe3PLftHFrwIYSfhNxaVZ&index=2

• .terraform
• .terraform.lock.hcl
• terraform.tfstate 
•  terraform.tfstate.backup

Terraform : TF2

https://registry.terraform.io/providers/hashicorp/aws/latest/docs

https://www.youtube.com/watch?v=JHiSGnh5Two&list=PLwbWIFE49l8kxe3PLftHFrwIYSfhNxaVZ&index=2

https://www.youtube.com/watch?v=SLB_c_ayRMo 

https://www.youtube.com/watch?v=JHiSGnh5Two&list=PLwbWIFE49l8kxe3PLftHFrwIYSfhNxaVZ&index=3

https://www.youtube.com/watch?v=esGezkpzpRo&list=PLwbWIFE49l8kxe3PLftHFrwIYSfhNxaVZ&index=4

resource "aws_instance" "tcw" {

  ami = "ami-0ed9277fb7eb570c9"

  instance_type = "t2.micro"

  tags = {

    Author = "KK"

    ProjectManager = "PM"

    Name = "TCW EC2Instance"

  }

}

resource "aws_ec2_tag" "tcw_nameTag" {

  resource_id = aws_instance.tcw.id

  key = "Name"

  value = "TCW EC2Instance"

}

#Configure the AWS Provider

provider "aws" {

    region = "us-east-1"

}

Terraform : Terraform 1

 

Kubectl: Load Balancer : Internal LB : Does not change , even if you restart POD

 em-ui                             LoadBalancer   172.20.221.225   internal-a54ec7ad6f02c49899f5bbd68ce6da3f-74411592.us-east-1.elb.amazonaws.com

em-ui                             LoadBalancer   172.20.221.225   internal-a54ec7ad6f02c49899f5bbd68ce6da3f-74411592.us-east-1.elb.amazonaws.com

Azure : How to whitelist IP Address Azure : Azure South India Region

https://docs.microsoft.com/en-us/azure/devops/organizations/security/allow-list-ip-url?view=azure-devops&tabs=IP-V4