Ruby On Rails REST Resources

An interesting read, good for beginners as well:
http://www.rubyrailways.com/great-ruby-on-rails-rest-resources/

The Top 10 Ruby On Rails Blogs

http://www.rubyrailways.com/the-top-10-rubyrails-blogs/

Mobile AJAX

Opera Platform: Mobile AJAX Widgets. Read post here.

Structure and Interpretation of Computer Programs

This a great video course on computer programming provided for free by MIT. Previously, it was exclusively available to HP employees.

Course link

Book Link

Online version of the book

User Interface Design for Programmers

Interesting article about designing UIs: link

Tcl - How to pass arrays

from wiki: (http://wiki.tcl.tk/3262) and newsgroups.

Tcl does not provide a way to simply pass arrays by value, as this is usually done for strings. Straigh forward way to go around this problem is to convert an array to list and pass it as list. Another method is to use upvar to pass variable by name. Some other methods are mentioned below:

• Use dict command instead of array (for Tcl 8.5 or greater)
• Use extensions:
• Tclx keyed lists.
• the structure command from the megapkg structure extension.
• ...