[1]py2guile [1] is a book I wrote about Python and Guile Scheme. It’s selling at 14.95 € [2] for the printed softcover.
To fight the new german data retention laws, you can get the ebook gratis: Just install Freenet [3], then the following links work:
Escape total surveillance and get an ebook about the official GNU extension language for free today!
Links:
[1] http://www.zwillingsstern.de/py2guile
[2] https://www.epubli.de/shop/buch/47692
[3] https://freenetproject.org
[4] http://127.0.0.1:8888/CHK@JZBNnKzunLtyYGA6GJ2HyqUgGo~pVzszPvzyfLRLp6k,jI6YaGFUfqytvIDatXOY8WT3aXHJ9tFMbo3ACayczRM,AAMC--8/py2guile.epub
[5] http://localhost:8888/CHK@Nso0TrK6nWeWoCaNpUV2XPrDMO5IwMCDE1DDNWm2NAs,gBo6HPBo02C9TMTA0hHxuxs1p0tBzWELhn-uR7x7zjc,AAMC--8/py2guile.mobi
[6] http://localhost:8888/CHK@thG7xQ9xQ0wA-Z9kcQB4pKgcUIWUcgBymnORfXbnZGA,O7dUHg2ycWznmRdfLG14m35w0~qrjx9cuZBnS3exBhg,AAMC--8/py2guile.pdf
[7] http://127.0.0.1:8888/CHK@PtreU3X0X19mWyeNL2MBwS11vpgEAtFryt2imsHPJbY,i8aZuoFePpXdgTWooj-57f1uVOdNvczhSACuvTnAdyw,AAMC--8/py2guile-0.9.0-fn.tar.gz