Saturday, March 24, 2018

AWS (Amazon Web Service) Jargons!!!



  1. IAM : Identity and Access Management
  2. AMI: Amazon Machine Image
  3. S3 : Simple Storage Service 
  4. EC2 : Elastic Cloud Computing
  5. MFA: Multi-Factor Authentication
  6. RDS: Relation Database Service
  7. VPN: Virtual Private Network
  8. VPC: Virtual Private Cloud
  9. SNS: Simple Notification Service
  • why AWS EC2?
    • don't have to buy your own server
    • don't have to worry about updation security patches everyday
    • don't have to worry about backend level troubleshooting on the server
    • don't need to hire IT team to handle these tasks.
  • with AWS EC2 instance, all of these will be managed by Amazon. you just focus on your application.

Wednesday, March 14, 2018

Vocabulary!



Pseudorandom number generation (PRNG)
use for probability and statistics application to generate large scale random number.
Retrofitted : later added component, not considered necessary at the time of manufacture.

Perspecta: never stop solving:

Perseverance: steadfastness in doing something despite the difficulty and the delay in achieving.   

Seldom: rarely, not often

Vulnerability: state of being exposed to the possibility of being attacked or harmed, either physically or emotionally.

Sunday, March 11, 2018

Basic Accounting Formula

A=L+E
Asset = Liability + Owner Equity

House = Mortgage + House
Business = DL, DM, OH Cost + Business
Car = Fuel, monthly payment, insurance + Car
Cell = Monthly payment + Cell

  1. have a plan to invest a big chunk of your income in building assets & small portions for liabilities. only then you can be Rich.
  2. have a separate saving account to save and one account to pay bills. and try to cut the number of bills you pay.
  3. find a passive income such as online business, youtube channel, share market, Bicoin, secure Bonds, U.S. treasury bonds,