sonic-pi

https://github.com/sonic-pi-net/sonic-pi

C++

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NArray#count_true

Returns the number of true (non-zero) in narray

Source | Google | Stack overflow

Edit

git clone [email protected]:sonic-pi-net/sonic-pi.git
cd sonic-pi
open app/server/ruby/vendor/narray-0.6.1.1/na_index.c

Contribute

# Make a new branch
git checkout -b -your-name--update-docs-NArray-count_true-for-pr

# Commit to git
git add app/server/ruby/vendor/narray-0.6.1.1/na_index.cgit commit -m "better docs for NArray#count_true"

# Open pull request
gem install hub # on a mac you can `brew install hub`
hub fork
git push <your name> -your-name--update-docs-NArray-count_true-for-pr
hub pull-request

# Celebrate!