YamlLinks

http://www.yamllint.com/
https://learn-the-web.algonquindesign.ca/topics/yaml/#indent-with-spaces
https://learnxinyminutes.com/docs/yaml/
https://learn.getgrav.org/advanced/yaml

Sample Format of Yaml file:

# YAML extensions--> .yml or .yaml

# commenting the line of code
---
Person:
  Name: &name "Kiran" # &name is anchor to use it across same document
  Age: !!float 22 # !!float will forcibly converting integer to float
  Mobile: 999955550
  Place: "Bangalore"
  Pincode: 560076
  Hobbies:
   - Watching_Movies
   - Cricket
   - Listening_Music
  Education:
   UG: "B.Sc Computer Science"
   PG: "M.C.A"
   PUC: "MPC"
  UG_Percentage: 
   GPA: &UG 9.5
  PG_Percentage:
   <<: *UG   # put the value of GPA mapped under UG
  Details: >
   Kiran is a Post graduate guy with 3+ years of experience,
   shifting towards Devops culture and enablement of 
   tools in CI & CD
  Profile: |
   *name M.C.A
   Sr Software Engineer
   Softgen Infotech
      

...