Try separating yourself from the content for a moment and you'll see he isn't insulting you, but finding holes in your work.
One thing you'll notice here is that the community is very blunt, and often comes across as rude, but as a new hacker myself I've grown to appreciate the honesty.
Buddy I was a Marine for over ten years and spent years in combat zones. There is a difference between bluntness/honesty and disrespect/rudeness, and I am well acquainted with what that line looks like.
One thing you'll notice here is that the community is very blunt, and often comes across as rude, but as a new hacker myself I've grown to appreciate the honesty.