Habr
β
How to become an author
All streams
Development
Admin
Design
Management
Marketing
PopSci
Search
Profile
Pull to refresh
0
0
Константин Петров
@constpetrov
User
Profile
Publications
Comments
105
Bookmarks
3
More
Dropdown
Followers
1
Following
1
Invited
September 8 2010
by invitation from
@lolmaus
Belongs to hubs
*nix
API
Creative Commons
DIY
Facebook API
Firefox
Git
Google API
Google Chrome
GPGPU
Habr
Haskell
IT-companies
Java
Maps API
MongoDB
NoSQL
Open source
OpenStreetMap
Python
Show more
Information
Rating
Does not participate
Location
Москва, Москва и Московская обл., Россия
Date of birth
September 25 1984
Registered
September 8 2010
Activity
August 19 2019 at 17:35