Like the GIF (that's Graphics Interchange Format), the PDF (Portable Document Format) has survived and flourished through the digital age. That's partly because of its versatility: It's the go-to ...

Over the years, Adobe's PDF file type has become a universally accepted method for sharing digital documents. The format's cross-platform adoption means the documents can be viewed on almost any ...

Adobe Acrobat's toolset includes the ability to combine PDFs, bitmapped images and other document resources into files that contain pages of mixed sizes and orientations. If you need to convert PDF ...

Twitter wasn't designed for file sharing, but rather for short banter between friends and colleagues. Still, you can sometimes use the website to transmit a file to other people. You can share the ...