Topic
1. Deferred
2. Unit Test
3. DB Connection Pool
4. DB Connection Technique or Specification
5. Logging
6. Asynchronous Programming
6.1. Promisejs
7. Generator Python
Topic
1. Deferred
2. Unit Test
3. DB Connection Pool
4. DB Connection Technique or Specification
5. Logging
6. Asynchronous Programming
6.1. Promisejs
7. Generator Python