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The 12-in. PowerBook Thin and (Feature) Rich ReviewJust 4.6 pounds light enough to carry most anywhere, yet hefty enough to convey a feeling of solid construction. I believe it was Walt Mossberg at The Wall Street Journal who best summed up the 12-in. PowerBook. It s like one of those all-metal Leica cameras that just reeks of quality. I have to admit having taken a roller-coaster ride of sorts in the past couple of years since Ap p l e i n t roduced its aluminum PowerBooks. I fell fir s t for the 17-in. model (such widescreen real estate), then swooned for the first-generation 12-in. model (a hot little number in more ways than one, espe-cially when you sat it in your lap), then decided that for most users the midrange 15-in. model is the perfect blend of portability and power.
Along the way, I ve bought, borrowed or used just about eve ry combo of PowerBook features that Apple has built, and while I seem to have fin a l l y settled on the 17-in. model for my own use (I have one of the newer 1.67-GHz G4 PowerBooks at home), the entry - s i ze model is no slouch. T he old adage that you can never be too thin or too rich seems like a tailor-made description of what road warriors want in their laptops: thin, lightweight machines that are feature-rich and, of course, inexpensive. With its latest generation of Powe r B o o k s , u n veiled backData Warehouse Performance: Unisys and Microsoft Achieve Record-setting BenchmarkUnisys and Microsoft collaborated on a proof of concept to demonstrate that the Microsoft SQL Server 2005 product suite will support even the most demanding enterprise business intelligence initiatives. The proof of concept shows that SQL Server 2005 can deliver the same or better results for a high-performance enterprise-class data warehouse than the more-costly alternatives.
We delivered an optimized data warehouse solution using SQL Server 2005, SQL Server 2005 Integration Services, and SQL Server 2005 Analysis Services on a Unisys ES7000/one Enterprise Server with x64 processors. We conducted a series of tests for extraction, transformation, and load (ETL) operations and online analytical processing (OLAP) cube building. These tests measured throughput, scalability, and performance as the amount of data and execution parallelism were increased. SQL Server 2005 demonstrated the ability to use all available CPUs and memory for both the bulk data load and cube processing testing. In this proof of concept we outperformed the direct competition (Oracle-based solutions) by at least 45 percent. The test results documented in this paper prove that the SQL Server 2005 suite running on the Unisys ES7000 server can take advantage of parallelism and multiple processors to deliver extremely high rates of ETL and OLAP cube processing throughputs. Our team of 12 specialists from Unisys, Microsoft (U.S. and Germany), and Platon implemented this fully-functional data warehouse in less than three weeks.
Download pdf Data Warehouse Performance: Unisys and Microsoft Achieve Record-setting BenchmarkRails HOW-TO: Authenticating with WebAuthHaving authenticated with WebAuth using an SSO username and password, the PHP script is executed. As you can see, the PHP script is passed a parameter which is the URL of a login page of a Rails application. The only thing the PHP script does is to redirect to that URL passing a parameter that is a base64 encoded string: https://www.abcd.ox.ac.uk:8113/apps/contacts/login?id=base64string The id parameter is the base64 encoded version of an encryption of the username and the current date and time.
The login method of the Rails application looks at the id parameter, decodes it and then unencrypts it. So it now has the username and the date and time. In order to avoid replay attacks, the Rails application checks that the date and time refers to a recent date and time. It also checks that the username is in a list of valid usernames. If both these tests are passed, it sets a session variable (session[:user_id]) to "OK"; otherwise, it is set to "BAD". Having authenticated, subsequent methods of the Rails application are executed in the usual way, i.e., by using the URL of the method, e.g.: https://www.abcd.ox.ac.uk:8113/apps/contacts/add
We need to alter the code of the controller of the Rails application so that it has a call of before_filter.
This call can ensure that a method called authenticate is called before any method of the Rails application is called. The authenticate method can be similar to the authenticate method introduced in the document Rails HOW-TO: Apache and Basic Authentication, which is availableopen suse 10.2 KDE User Guide ManualThis manual introduces the KDE desktop of your openSUSE™ and a variety of applications you will encounter when working with the KDE desktop. It guides you through using these applications and helps you perform key tasks. It is intended mainly for end users who want to make efficient use of KDE in everyday life. The manual is subdivided into the following parts: KDE Desktop Get to know your KDE desktop and learn how to cope with basic and daily tasks, using the central KDE applications and some small utilities. Get an impression of the numerous possibilities KDE offers to modify and individualize your desktop according to your needs and wishes.
Download open suse 10.2 KDE User Guide ManualProgramming Guide for Linux USB Device DriversThe development of the Linux USB subsystem started in 1997 and in the meantime it was redesigned many times. This implied various changes of its internal structure and its API too. So it is even hard for experienced device driver developers to keep up to date with all ongoing discussions and current changes.
This document should give detailed information about the current state of the USB subsystem and its API for USB device drivers. The first section will deal with the basics of USB devices. You will learn about different types of devices and their properties. Going into detail you will see how USB devices communicate on the bus. The second section gives an overview of the Linux USB subsystem [2] and the device driver framework. Then the API and its data structures will be explained step by step. The last section of this document contains a reference of all API calls and their return codes.
The Universal Serial Bus
In 1994 an alliance of four industrial partners (Compaq, Intel, Microsoft and NEC) started to specify the Universal Serial Bus (USB). The bus was originally designed with these intentions:
- Connection of the PC to the telephone
- Ease-of-use
- Port expansion
The specification (version 1.0) was first released in january 1996 and the latest official version 1.1 was released in september 1998 [4]. The document is still under development and a version 2.0 was announced in 1999. More information and all specification papers can be found in [1]. The USB is strictly hierarchical and it isALEKS User's Guide for Higher Education MathematicsYou are about to discover one of the most powerful educational tools available for learning mathematics. Combining advanced learning technology with the flexibility of the Internet, the ALEKS system provides a “smart” interactive tutoring system with unmatched features and capabilities. Richly supplied with illustrations and reference materials, ALEKS constantly challenges you and supplies extensive feedback on what you have accomplished. ALEKS will always help you select the ideal topic to work on now.
That way you learn concepts in the order that’s best for you. ALEKS provides individualized, one-on-one instruction that fits your schedule. It is available wherever you access the Web.
ALEKS was developed with support from the National Science Foundation. It is based on a field of Mathematical Cognitive Science called “Knowledge Spaces.” The purpose of research in Knowledge Spaces is to model human knowledge of any subject for quick, precise assessment and efficient guided learning in interactive computer programs.
The ALEKS system is self-explanatory and includes online instructions and feedback. This booklet contains basic information to help you begin using ALEKS. Instructors using ALEKS with their courses are provided with an Instructor’s Manual containing complete information on the system’s operation. They should be able to answer any questions beyond those dealt with in these pages.
NOTE. ALEKS is designed for use without help from a manual. Your instructor will assist you in registering with the system and beginning to use it. If questions arise, or if you want to learn more about ALEKS, use this Guide. It is intended as aCreating True Scale Map Books with AutoCAD Map 3D 2009The Map Book function has been a Part of Map 3D since the early days of ADE. In the last several releases the functionality has become very robust and a whole lot easier to use due to the Sheet Set Manager and a Wizard. That being said, there is one piece of the Map Books that can cause you to go nuts (and many folks it seems just give up)… setting a % Overlap value and still getting a scaled map book. The key to solving this dilemma is in the Map Book template (.dwt). The following is a discussion of and tutorial on how to properly set up a map book template to produce a properly scaled Map Book set (and stop ramming your head against your desk).
Overlap actually scales your viewport by the value and does NOT compensate for the Scale you set the viewport to be. THIS IS THE KEY #1
That being said, your scale affects the Viewport in your Map Book .dwt file. The Viewport has to be created to match the desired scale of the Map Book compared to the size of your Map Book Grid. To be successful in scale you must create the Grid (in model space) and use the “Custom” Tiling option. Do not use the “By Area” and “By Number” Tiling Options. THIS IS KEY #2.
Yes, I also think AutoCAD is supposed to be doing the Math for us, but alas, human intervention is still alive and necessary!Packaging MySQL on Andrew LinuxThis document assumes that you have some base familiarity with Systems Administration, administrative privileges on the system(s) that you are about to modify, and a passing familiarity with the Andrew Package System. Finally, you have an understanding of how to modify files, and more importantly which files you shouldn’t modify.
Conventions
$> Represents a system prompt do not type this. Items listed after the $> prompt are to be typed:
Example:
$> ls
This example indicates for the reader to type the ls command after the $> prompt.
Items listed with borders and gray shaded represent file examples:
%define doesreallycoolstuff
Items listed in plain Arial Text 12 point font are explanatory in nature, and will comprise most of the document.
Download pdf Packaging MySQL on Andrew LinuxPeer-to-Peer Programming with Wireless DevicesPeer-to-Peer programming (P2P) has in recent years become a widely explored research area. With the evolution of wireless technology such as mobile phones, the idea to bring these two technologies together gives a new dimension to P2P communication, collaboration and resource sharing.
This master thesis explores the domain of Mobile Peer-to-Peer networking and proposes a Peer-to-Peer System with Wireless Devices. The system is based on an open, protocol-based P2P platform called JXTA. It allows any connected device on the network ranging from sensors and cell phones to personal computers and servers to communicate and collaborate in a Peer-to-Peer manner. It is platform and network independent and designed to be implemented on any networking device.
JXTA for J2ME (JXME) is a lightweight version of JXTA that gives P2P functionality to constrained wireless devices. The technology, which is open source, is under development by the JXTA community, and this thesis focuses on the development of JXME for the Connected Limited Device Configuration (CLDC).
The system proposed uses the JXME API, but suggests a more specific approach to implement different Peer operations such as Peer discovery, resource advertising and file transfer. Because of the limitations of wireless devices, one or more powerful Peers need to participate in the network as Proxy Services. This gives both the advantages of a fixed P2P network and the mobility of a wireless device.
The prototype developed demonstrates the P2P system with simple collaboration and file sharing. The application has been successfully tested on phone emulators, and network tests show that theGuide to Change IP Adress in Windows VistaChoose ”Start” and right click on ”Network” and choose “Properties”. Now you have opened “Network and Sharing Center”. Ventelo. Århusgade 88. 2100 København Ø. Danmark. Telefon + 45 70 26 23 00. Fax + 45 70 26 23 01. www.ventelo.dk 2: Click on ”Manage Network Connections” and “Network Connections” opens. 3: Right click on ”Local Area Connection” and choose “Properties”. “Local Area Connection Properties” opens.
Ventelo. Århusgade 88. 2100 København Ø. Danmark. Telefon + 45 70 26 23 00. Fax + 45 70 26 23 01. www.ventelo.dk 4: Check ”Internet Protocol Version 4 (TCP/Ipv4)” and click ”Properties”. “Internet Protocol Version 4 (TCP/Ipv4) Properties” opens. Ventelo. Århusgade 88. 2100 København Ø. Danmark. Telefon + 45 70 26 23 00. Fax + 45 70 26 23 01. www.ventelo.dk 5: Check ”Use the following IP address” and fill in the “IP address”, “Subnet mask”, “Default gateway” and the two DNS servers. Now press “OK” and “OK” and close “Network Connections” and close “Network and Sharing Center”.
Download pdf Guide to Change IP Adress in Windows Vista
