HEATKEYS

A web-based XML validator. Can be used for free. Validates XML files, prompts the user for referenced files (e. g., XSD), shows good error messages.

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

Biyee SciTech Inc. committed to help our customers drive up productivity and drive down cost significantly with our robust products out of relentless innovation.

The Stylus Studio XML Editor is an innovative XML IDE providing advanced XML development tools for XML, XSL, XSLT, XML Schema, DTD, SOAP, WSDL, SQL/XML, XML mapping, Web services and XQuery, simplifying XML data integration.

A collection of 30 free tutorial books by Herong Yang on latest programming technologies. Tutorials in all books are based on Herong

Coding discussion forum for many popular programming languages.

Online tools for developers, including formatters (JSON, XML, HTML, SQL, etc.), minifiers (JavaScript, CSS), validators, compactors and many more!

W3C

Free tutorials and reference manuals with examples for HTML5, iBATIS, Django, JSP, JAVA, JDBC, AJAX, WAP, SQL, MySQL, C/C++, PERL, PHP, Ruby, Ruby on Rails, Python, HTML, XHTML, CSS, CGI, Shell, Unix, JavaScript, jQuery, Radius, UML, GPRS, GSM,i-Mode...

Resources from the authors, creators, innovators, & leaders of technology - home to leading publishers Addison-Wesley Professional, Prentice Hall Professional, & Sams.