@hamzayousafzai thank you so much brother for youe compliments.i have tried my best to elaborate things in simple way.Because the main purpose is understanding of things. If your content is fulfilling this demand than you have fulfill your purpose. Fear of failure will not bother you when you do things for the purpose of knowledge and understanding.
I have gave my 100 % the results depends on Allah Almighty.
Thank you for your best wishes