Cloud Computing 
-------------------------
Storage     s3, EBS, ECS, FSx, S3Glacer
Compute     EC2
Networking  Virtual Private cloud 
Databases   RDS, DynamoDB, DocumentDB\
Security

Messaging 
HA/FT 
Development tools 

Management Tools 
- Cost Explorer
Automation Tools 
- CloudWatch

AI/ML Tools


AWS CDK
- Automation Scripts [ JS and C# ]

CI/CD PIPELINE

Technology used to crate and maintain this page

• HTML and JavaScript
• VS Code
• Node, NPM, and various node modules/code libraries
• S3 Bucket - Web Hosting enabled
• Route 53 - Hosted Zone, Simple Routing
• AWS Certificate Manager
• CloudFront distribution
• Code Commit / git
• Code Pipeline

DynamoDB

Calculating Read/Write Capacity Requirements

S3 - Simple Storage Service

    
    // JAVA SCRIPT 

                let AWS           = require('aws-sdk');
                AWS.config.region = 'us-east-1';
                let s3           = new AWS.S3();


                var params = {};
                s3.listBuckets(params, function(err, data) {
                if (err) {console.log(err, err.stack);} 
                else     {
                    
                            data.Buckets.forEach(bucket => {
                                        showBucketTags(bucket);
                                        });
                        } //end:

                }); //end:fn listBuckets

                function showBucketTags(aBucket) {

                    var params = { Bucket: aBucket.Name  };

                    s3.getBucketTagging(params, function(err, data) {
                        if (err) { console.log(err, err.stack);} 
                        else {
                            if(data.TagSet != undefined){
                                if(data.TagSet.length > 0 ){
                                    console.log(aBucket.Name);
                                    data.TagSet.forEach(tag => {
                                        if(tag!= undefined){
                                        console.log(tag);
                                        }
                                    });
                                }
                                } 
                            } //end:if           
                        }); //end:fn getBucketTagging

                }//end:fn showBucketTags


    

    
    // JSON RESULT
    
        www.someWebsite-bucket.com
        { Key: 'Project', Value: 'New Website initiative' }
        { Key: 'ItemClass', Value: 'SPA Website Container' }
        { Key: 'ItemType', Value: 'S3Bucket' }
        company-finance-bucket
        { Key: 'Project', Value: 'Company financial information' }
        { Key: 'ItemClass', Value: 'confidential' }
        { Key: 'ItemType', Value: 'financial records' }
      

DynamoDB

    
        // JAVASCRIPT DESCRIBE TABLE

        let AWS           = require('aws-sdk');
        AWS.config.region = 'us-east-1';
        let dynamodb      = new AWS.DynamoDB();
        
        
        let tableName = process.argv[2];
        
        var params = { TableName: tableName };

           dynamodb.describeTable(params, function(err, data) {
             if (err) {console.log(err, err.stack);}        // an error occurred
             else     {
              console.log(JSON.stringify(data, null, 2));   // successful response
              }           
            
    


    
        // SAMPLE RESPONSE 

        /*
         data = {
          Table: {
           AttributeDefinitions: [
              {
             AttributeName: "Artist", 
             AttributeType: "S"
            }, 
              {
             AttributeName: "SongTitle", 
             AttributeType: "S"
            }
           ], 
           CreationDateTime: , 
           ItemCount: 0, 
           KeySchema: [
              {
             AttributeName: "Artist", 
             KeyType: "HASH"
            }, 
              {
             AttributeName: "SongTitle", 
             KeyType: "RANGE"
            }
           ], 
           ProvisionedThroughput: {
            NumberOfDecreasesToday: 1, 
            ReadCapacityUnits: 5, 
            WriteCapacityUnits: 5
           }, 
           TableName: "Music", 
           TableSizeBytes: 0, 
           TableStatus: "ACTIVE"
          }
         }
         */
       });

    



    
    // JSON RESULT - Contacts table
    
        {
            "Table": {
              "AttributeDefinitions": [
                {
                  "AttributeName": "ContactID",
                  "AttributeType": "N"
                },
                {
                  "AttributeName": "LastName",
                  "AttributeType": "S"
                }
              ],
              "TableName": "Contacts",
              "KeySchema": [
                {
                  "AttributeName": "ContactID",
                  "KeyType": "HASH"
                },
                {
                  "AttributeName": "LastName",
                  "KeyType": "RANGE"
                }
              ],
              "TableStatus": "ACTIVE",
              "CreationDateTime": "2019-03-26T15:46:22.515Z",
              "ProvisionedThroughput": {
                "NumberOfDecreasesToday": 0,
                "ReadCapacityUnits": 5,
                "WriteCapacityUnits": 5
              },
              "TableSizeBytes": 48,
              "ItemCount": 2,
              "TableArn": "arn:aws:dynamodb:us-east-1:175280596862:table/Contacts",
              "TableId": "e980c964-cbfb-433d-a7dd-2eed01bd738e"
            }
          }