Day 42: using custom annotations and check if its a class level or field level annotation
implementing custom annotations and check if its a class level or field level annotation.
Day 41: Generating unique id's based on device MAC address and epoch time
Generating unique id’s based on device MAC address and epoch time
Day 40: Generator implementation using custom Iterator and Threads.
A python like generator implementation using custom Iterator, Thread and ThreadGroup
Day 39: Local date time to UTC date time and vice versa with respect to timezone and Day light saving
Converting LocalDateTime to UTC and vice versa with respect to timezone and Day Light saving time.
Day 37: Feature toggle to enable disable features for paid and unpaid user
Feature toggle service to enable disable any feature for paid and unpaid users