numberice的博客

The exam for the Sun Certified Programmer for Java Platform, Standard Edition 6, has changed considerably since the second edition of this book was published. The most noticeable change in the current version of the Sun Certified Java Programmer (SCJP) 1.6 exam is the inclusion of the features of Java 5, and the shifting of emphasis towards analyzing code scenarios, rather than individual language constructs. In our opinion, the new exam demands an even greater understanding and actual experience of the language, rather than mere recitation of facts. Proficiency in the language is the key to success.

The essential reference for core commands that Linux users need daily, along with superior tutorial on shell programming and much more System administrators, software developers, quality assurance engineers and others working on a Linux system need to work from the command line in order to be effective. Linux is famous for its huge number of command line utility programs, and the programs themselves are famous for their large numbers of options, switches, and configuration files. But the truth is that users will only use a limited (but still significant) number of these utilities on a recurring basis, and then only with a subset of the most important and useful options, switches and configuration files. This book cuts through all the noise and shows them which utilities are most useful, and which options most important. And it contains examples, lot's and lot's of examples. This is not just a reprint of the man pages.