WOOSOO's

• Programming Language: Python • Web Framework: Django • Database: postgreSQL • Server: AWS (Ubuntu 16.04 LTS)

The default database is SQLite. But if you want to change the database, you could apply the below step, especially for PostgreSQL. To use...

Error message: You are trying to add a non-nullable field Q. How can I solve this Error? A. I was able to solve this problem by adding...