Download ebooks and documentation. Use Calibre to organize them. https://calibre-ebook.com/ https://calibre-ebook.com/ https://www.gutenberg.org/ https://www.

Download ebooks and documentation. Use Calibre to organize them. https://calibre-ebook.com/ https://calibre-ebook.com/ https://www.gutenberg.org/ https://www.gutenberg.org/ Computing systems would be a good subject to study. I'd also recommend downloading Ubuntu to a self booting flash drive. Linux has a lot of useful developer tools for someone without internet. https://beej.us/guide/ https://beej.us/guide/ https://ubuntu.com/tutorials/create-a-usb-stick-on-windows#1-overview https://ubuntu.com/tutorials/create-a-usb-stick-on-windows#1...