GNU/Linux is a remarkable operating system that comes with a complete development environment that is stable, reliable, and extremely powerful. The shell, being the native interface to communicate with the operating system, is capable of controlling the entire operating system. An understanding of shell scripting helps you to have better...

• Get more done faster, and become a true Linux guru by mastering the command line!
• ...

Millions of SQL Server instances run in the offices of small and medium-sized organizations and there are many "accidental" DBAs out there whose job it is to maintain them. Often, they find that they don't have the knowledge, experience, or critically the time, to perform the correct level of maintenance on their SQL Server...

PostgreSQL is a powerful, open source object-relational database system. An enterprise database, PostgreSQL includes features such as Multi-Version Concurrency Control (MVCC), point-in-time recovery, tablespaces, asynchronous replication, nested transactions (savepoints), online/hot backups, a sophisticated query planner/optimizer, and...

For the day-to-day DBA, there are dangers around every corner; monsters waiting to strike down the unsuspecting database with a resource-hungry query, an inefficient data load, or even outright data corruption. When the worst happens, and SQL Server is down, or performance is suffering, customers are quick to complain.. During such difficult...

Social Networking has quickly become a very popular activity on the Internet, particularly with the emergence of sites like Facebook and MySpace. PHP is a flexible web development language used on a wide variety of sites, including Facebook and Yahoo! But building a social networking site from scratch using PHP involves some complex logic,...

Let’s just look it right in the eye and call it out. We in the IT industries have been barraged with the buzzwords over and over again since we rolled into the new millennium: the transition to utility computing, or grid computing, or cloud computing (depending on the source/exact month/position of the stars in the sky). We’ve...

The start-to-finish guide to Android application...

MCTS Windows 7 Configuring Cert Guide (Exam 70-680) is designed for network administrators, network engineers, and consultants who are pursuing the Microsoft Certified Technology Specialist (MCTS) or Microsoft Certified IT Professional (MCITP) certifications for Windows 7. This book covers the “TS: Microsoft Windows...