Retrieving only feeds from a website in Native App

Hi all, I am working with Native Mobile App. I want to retrieve only the feeds from a website. For example, retrieving only the posts which I posted in linkedin to my native mobile app. How can I do the same? Thank you.
1 answers

Yeah there are api's to do it, actually i wanted to let you know that there is a way to do it, but i don't know how to do it in Native app and may be you can try it with Javascript i think. 
For linkedIn -
For facebook -
Hoping this'll help you out. Thank you