Ask HN: What is the best method for turning a scanned book as a PDF into text?141 points by resource_waste 1 year ago | 78 comments
Ask HN: Courses/textbook recommendations for studying robotics?117 points by codeknight11 3 years ago | 30 comments
Ask HN: Can you suggest advanced books on integral calculation?26 points by jackcooper 3 years ago | 10 comments
Ask HN: What are the best papers you read in your life?53 points by toombowoombo 3 years ago | 32 comments