How to think like a Computer Scientist: Learning with Python is an excellent book for learning Python for the newbies. Here is another book similar to that for those who want to learn Ruby.
How to think like a computer scientist: Learning with Ruby is a book for those newbies who want to learn the basics of Ruby, Objects and how to use them for creating various data structures like linked list, stacks, queues, trees, heaps, maps, etc. It is still under development and will make a good book. Currently there is no downloadable PDF files. But you can wget the html files.

Today I was analyzing my RSS Feeds and saw that there are about 59 subscribers(thanks to
Here is a nice site which posts
FrostWire is a fork of the very popular 
For all those Photoshoppers who think that there is no other tool that can work for them, please take a look at 