What The Best Reading

There are several reference to be good reading resources. I am as a Java developer see these web as the reference and update:
1. IDG group. In the network web sites, you will find many web sites that is so rich and deep with content.
    itworld.com, infoworld.com, javaworld.com, computerworld.com, pcworld.com, macworld.com, and linux/network.com.
2. Onjava.com
3. Developer.com

What The Best Reading