Habr
β
How to become an author
My feed
All streams
Development
Admin
Design
Management
Marketing
PopSci
Search
Write a publication
Settings
Login
Pull to refresh
0
0
@cert18
User
Follow
Send message
Profile
Publications
Comments
19
Bookmarks
246
More
Dropdown
Followers
Following
Belongs to hubs
Erlang/OTP
Git
Python
Popular science
System administration
Information
Rating
Does not participate
Location
Россия
Registered
October 11 2007
Activity
October 12 2022 at 22:16
Specialization
Backend Developer, Web Developer
Ruby
Ruby on Rails