| sudo mkdir /media/windows-share | |
| sudo mount -t vboxsf Desktop /media/windows-share |
| Node InsertNth(Node head, int data, int position) { | |
| if(position == 0){ | |
| Node node = new Node(); | |
| node.data = data; | |
| node.next = head; | |
| return node; | |
| } | |
| head.next = InsertNth(head.next, data, position-1); | |
| return head; | |
| } |
| -i :inventory file | |
| -u list_of_server :username for remote login for the list_of_servers | |
| -m :runs the moudle name and gives the output | |
| -a :shell arguments to run on the remote machine ex: ls, docker ps, etc | |
| -f : specify the number of parallel process to run\ | |
| -B : run asynchronously, failing after X | |
| Modules: |
| http://mattharris.org/2016/12/01/docker-cron-jobs-supervisord/ |
| 'use strict'; | |
| console.log('Loading the function...'); | |
| const AWS = require('aws-sdk'); | |
| const ec2 = new AWS.EC2({apiVersion: '2016-11-15'}); | |
| exports.handler = (event, context, callback) => { | |
| var eventData = event.resources[0].split('/')[1]; | |
| console.log('Event name currently triggerd is = ',eventData); | |
| var unprocessedEventArray = eventData.split('-'); |
| //find he url of the loaded module | |
| node -pe "require.resolve('Node')" | |
| //to download a dependency and add it to package.json | |
| npm install --save request |
| //different version of same multiple callback function | |
| //a b c in the order | |
| //version 1 (not elegant way) | |
| var fs = require('fs'); | |
| function asyncRead(callback){ | |
| fs.readFile('sample.txt','utf8',function(err, data){ | |
| if (err) raise ("no output file"); | |
| var numberOfNewLines = data.split("\n"); | |
| callback(numberOfNewLines); |
| /* Write a program that accepts one or more numbers as command-line arguments | |
| and prints the sum of those numbers to the console (stdout).*/ | |
| var array = process.argv; | |
| var sum = 0; | |
| for(var i = 2; i < array.length ; i++){ | |
| sum+= Number(array[i]); | |
| } | |
| console.log(sum); |
A curated list of AWS resources to prepare for the AWS Certifications
A curated list of awesome AWS resources you need to prepare for the all 5 AWS Certifications. This gist will include: open source repos, blogs & blogposts, ebooks, PDF, whitepapers, video courses, free lecture, slides, sample test and many other resources.
For more about AWS and AWS Certifications and updates to this Gist you should follow me @leonardofed
| ----- Interested Reads------ | |
| + Interesting Read (Serverless Architecture of Acloud guru) | |
| https://read.acloud.guru/serverless-the-future-of-software-architecture-d4473ffed864 | |
| ----- Getting Started------- | |
| + Requirements | |
| + AWS Free Tier Account | |
| + PC with putty and putty keygen/ Mac | |
| + Optional | |
| + IoS/ Android App $20 |
