I have recently started using SuperMemo for Windows and SuperMemo Assistant in order to try incremental reading from PDF files. When you extract some text from a PDF file, a new topic is created containing the extracted text and its metadata. Unfortunately, SuperMemo Assistant does not create automatically a link to the PDF page from... Continue Reading →
How to view a PDF with more than 2 pages side by side
You can use the overview mode of the Okular app as I describe here.