HTML and DHTML Reference
Gecko DOM Reference
Main Page - MDC
The MDN Web Docs site provides information about Open Web technologies including HTML, CSS, and APIs for both Web sites and progressive web apps. It also has some developer-oriented documentation for Mozilla products, such as Firefox Developer Tools.
MySQL AB :: MySQL 5.0 Reference Manual :: 13 SQL Statement Syntax
SQL Tutorial
Reference / manual for the XmlHttpRequest object
ConnectionStrings.com - Forgot that connection string? You will find it right here!
All connection strings in one place. Find the syntax for your database connection using ADO.NET, ADO, ODBC, OLEDB, C#, VB, VB.NET, ASP.NET and more.
Joomla! 1.5 API Reference
Discussioni e proposte per la traduzione italiana di Moodle
CSS Selectors
Guida ufficiale W3.org sull'uso dei selettori CSS (anche avanzato)
W3Schools Online Web Tutorials
Fax Service Extended COM Reference (Windows)
The following topics describe in detail the programming elements used in the fax service extended Component Object Model (COM) implementation programming environment
MySQL :: MySQL 5.1 Reference Manual :: 11 Functions and Operators
Outlook Object Model
Office Outlook 2003 VBA Language Reference
Oracle Data Dictionary
Viste DBA e V$ in Oracle
JSON
MySQL :: MySQL 5.7 Reference Manual :: 13 Functions and Operators
Oracle Database 12c: INTERACTIVE QUICK REFERENCE
Database 12c: INTERACTIVE QUICK REFERENCE