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Learning Guide: 802.11

15 Feb 2006

Get up-to-speed quickly on the various 802.11 specifications. Read More

Wireless Hacks, 2nd Edition: Hack 51 -- Track wireless users

03 Feb 2006

Hack 51 from Wireless Hacks, Second Edition, shows you how you can automatically keep a database of MAC-to-IP address mappings. Read More

Pointers for SQL Server parallel upgrades

By Serdar Yegulalp 31 Oct 2007

Parallel upgrades, or installing a new version of SQL Server side by side with your existing database, can get a bit sticky. Read More

Our Mobile Mission

27 Mar 2003

Read about what we plan to do with our new and exciting site! Read More

Why Prepared Statements are important and how to use them "properly"

01 Jan 2000

Processing statements can be an expensive operation but databases are now written in such a way so that this overhead is minimized. However, these optimizations need assistance from the application developers if we... Read More

Retrieving Only Required Data

01 May 2004

Developing performance-oriented JDBC applications is not easy. JDBC drivers do not throw exceptions to tell you when your code is running too slow. Read More

Data List Handler: A Pattern for Large Search Result Sets

01 Feb 2003

This article describes a J2EE design pattern, the DataListHandler, that represents a substantial improvement over traditional methods for efficiently processing Internet searches and quickly displaying the results ... Read More

Photo gallery: Dell Axim X30

20 Dec 2004

The Dell Axim X30 offers top-of-the-line functionality at a rock-bottom price. Read More

'Unwired' Series: Patients, PDAs and patches

By Bill Brenner 23 Nov 2005

A health care provider found it could use wireless technology to dramatically boost patient care. But first it had to figure out how to deploy security updates over a wireless network. Read More

'Big data' analytics 101: Practical advice on getting started

02 Jul 2012

In a video interview, consultant William McKnight provides an explanation of "big data" basics: what big data is and the issues that are involved in managing and analyzing it. Read More