u/Appropriate-Emu9831

So , as title says i didnt got atomic strucutre from the coaching and now i am trynna watch one shot but i aint getting it and i dont have enough time , so should i read theory from my module or any other book please helpppl

So I created a website and I need a specific section of the website which could only open when the users logins and have that certain role to give him the permission to open that section is that possible if yes then how please explain