Topics

• Getting started with multithreading
• FileUpload to AWS
• Postmarkup email service
• Controllers
• SortedMap
• WeakHashMap
• LinkedHashMap
• StringBuffer

Examples

• Upload file to s3 bucket
• Send mail through postmark email API.
• Can the same thread run twice?
• Spring boot rest controller.
• Introduction to sorted Map.
• Concepts of WeakHashmap
• Java LinkedHashMap class
• String Buffer class