The Stanford deep learning tutorials (http://deeplearning.stanford.edu/wiki/index.php/UFLDL_Tutorial http://deeplearning.stanford.edu/wiki/index.php/UFLDL_Tutor

The Stanford deep learning tutorials (http://deeplearning.stanford.edu/wiki/index.php/UFLDL_Tutorial http://deeplearning.stanford.edu/wiki/index.php/UFLDL_Tutori...) have pretty good notes and exercises with detailed guidance / starter code. Depending on where exactly your hangups are, working through some of the coding exercises there might be useful.