Get Category collection from product ID in Magento 2

How to add child block in Magento 2

Magento 2 Commands List

How to install Magento 2

Magento 2: Install using Composer and Command Line (CLI)

Magento 2 - Call Custom PHTML through another PHTML file, XML layout, Static Block and CMS page

Migrate Magento 1 Enterprise to Magento 2 Community

Magento 1 Events Cheat Sheet

COMPLETE LIST OF ALL OBSERVER-EVENTS IN MAGENTO 1

Magento 2.1.x vs 2.2.x : Difference in including css,js,google fonts

Magento 2.1.x and 2.2.x have different ways of including scripts

Scripts and css can be included in default_head_blocks.xml file of layout in theme or any custom module.