What is database connection pool? Typically, opening a database connection is an expensive operation.And it is unreasonable if you open a database connection then close it even when you know exactly that you or someone else have to open it again soon.The…
![[Django] A brief before starting a project](http://somethingwelove.com/wp-content/uploads/2019/08/phyton-django-580x375.jpg)
What is Django ? When do we need it Django is a Python-based free and open-source web framework, which follows the model-template-view or model-controller-view architectural pattern.To be honest, big Django projects can be very complex beasts. So when we should use it?…
![[DeepDig] Importing Python Modules](http://somethingwelove.com/wp-content/uploads/2019/06/Screen-Shot-2019-08-06-at-18.29.02-580x375.png)
Introduction The import and from-import statements are a constant cause of serious confusion for newcomers to Python. Luckily, once you’ve figured out what they really do, you’ll never have problems with them again. This note tries to sort out some of the more common issues related…
