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Oracle Documentation

Free tips and tutorials on creating and using formulas, functions, charts, and graphs in Excel and other spreadsheets. Resources for beginners and advanced level users.

The Linux Documentation Project is working towards developing free, high quality documentation for the Linux operating system. The overall goal of the LDP is to collaborate in all of the issues of Linux documentation.

Unlimited online developer and IT courses, starting at $29 per month with new training daily. Courses authored by top industry experts on the most in-demand skills.

HTML XHTML CSS JavaScript XML XSL ASP SQL ADO VBScript Tutorials References Examples

Tuts+ teaches creative and technical skills across many topics to millions of people worldwide. We offer tutorials, articles, news and insights that help you take your knowledge to the next level.

Zabbix is an enterprise-class open source distributed monitoring solution for networks and applications.

The Open Source for LDAP software and information. Home of OpenLDAP.

Domain registration, domain hosting, domain renewals, domain transfers and much more - FASTDOMAIN

Websense delivers leading unified security for all content including web security, data security, and email security solutions for organizations of all types and sizes of business, to education, to healthcare.