README.md in rb-libsvm-1.4.0 vs README.md in rb-libsvm-1.4.1

- old
+ new

@@ -99,9 +99,11 @@
 This package includes the source of LIBSVM, which is free to use under
 the license in the file LIBSVM-LICENSE.
 
 ### Posts about using SVMs with Ruby
 
+https://www.practicalai.io/implementing-classification-using-a-svm-in-ruby/
+
 http://neovintage.blogspot.com/2011/11/text-classification-using-support.html
 
 http://www.igvita.com/2008/01/07/support-vector-machines-svm-in-ruby/
 
 [libsvm]:       http://www.csie.ntu.edu.tw/~cjlin/libsvm/