Seeking Your Suggestions to choose Categories

Hello All Back Hat Underworld People
Marry Xmas first of all. Hope you are doing great...
Just feeling like getting help from you for my new blog site about web developing. Here is my Site- webdevelopingtalk
I know the Domain is is very gud but cant fix up the categories.

Would you please help me guys for that??? I am the new one in blogging Zone
Thankz in Advance..
Happy Holidays

I usually use my targeted keywords as categories. It has worked well for me.