Python Basics

How to check the version of Python interpreter

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Common JPA explanations

**This is just for reference only, most of the source of these infor is taken from stackoverflow. 

When to use eager loading

  1. In "one side" of one-to-many relations that you sure are used every where with main entity. like User property of an Article. Category property of a Product.
  2. Generally When relations are not too much and eager loading will be good practice to reduce further queries on server.

When to use lazy loading

  1. Almost on every "collection side" of one-to-many relations. like Articles of User or Products of a Category
  2. You exactly know that you will not need a property instantly.

https://stackoverflow.com/questions/31366236/lazy-loading-vs-eager-loading


 Python Basics How to check the version of Python interpreter mac terminal

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