Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
What you need to know about music to write a music keyboard app
(
hasenj.org
)
1 point
by
hasenj
on April 4, 2011
|
hide
|
past
|
favorite
Consider applying for YC's Summer 2025 batch! Applications are open till May 13
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
