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YouTube is a place to discover, watch, upload and share videos.

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Securely sign, approve, collaborate, and manipulate your documents online and on your desktop. Try it for free today.

Tips and Tricks for Professional Astronomers

Linux.com - For the community, by the community, Linux.com is the central source for Linux information, software, documentation, how-tos and answers across the server, desktop/netbook, mobile, and embedded areas.

The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards.

Need a quick and easy way to read PDF files without using Adobe Acrobat? Foxit PDF Reader may be the answer you are looking for. Foxit PDF Reader integrates with all the popular browsers, displays PDFs fast, takes up little space and doesn

Zotfile is a Zotero plugin to manage your attachments: automatically rename, move, and attach PDFs (or other files) to Zotero items, sync PDFs from your Zotero library to your (mobile) PDF reader (e.g. an iPad, Android tablet, etc.) and extract annot...