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Object-Oriented Programming Strategies in C# or Power Conscious SystemLow power consumption is a major constraint for battery-powered system like computer notebook or PDA. In the past, specialists usually designed both specific optimized equipments and codes to relief this concern. Doing like this could work for quite a long time, however, in this era, there is another significant restraint, the time to market. To be able to serve along the power constraint while can launch products in shorter production period, object-oriented programming (OOP) has stepped in to this field.
Though everyone knows that OOP has quite much more overhead than assembly and procedural languages, development trend still heads to this new world, which contradicts with the target of low power consumption. Most of the prior power related software researches reported that OOP consumed much resource, however, as industry had to accept it due to business reasons, up to now, no papers yet had mentioned about how to choose the best OOP practice in this power limited boundary.
This article is the pioneer that tries to specify and propose the optimized strategy in writing OOP software under energy concerned environment, based on quantitative real results. The language chosen for studying is C# based on .NET Framework 2.0 which is one of the trendy OOP development environments. The recommendation gotten from this research would be a good roadmap that can help developers in coding that well balances between time to market and time of battery.
Download pdf Object-Oriented Programming Strategies in C# or Power Conscious SystemSemantic Web Use Cases and Case StudiesPresenting compelling search results depends critically on understanding what is there to be presented on the first place. Given that the current generation of search engines have a very limited understanding of the query entered by the user, the content returned as a result and the relationship of the two, the opportunities for customizing search results have been limited.
Opening up search
The majority of Web pages today are generated from databases, and Web site owners increasingly are providing APIs to this data or embedding information inside their HTML pages with microformats, eRDF, or RDFa. In other cases, structured data can be extracted with relative ease from Web pages that follow atemplate using XSLT stylesheets.
SearchMonkey reuses structured data to improve search result display with benefits to both search users, developers, and publishers of web content. The first type of applications are focusing on remaking the abstracts on the search result page: Figure 1 shows the kind of presentations that structured data enables in this space. Based on data, the image representing the object can be easily singled out. One can also easily select the most important attributes of the object to be shown in a table format. Similarly for links: the data tells which links represent important actions the user can take (e.g. play the video, buy the product) and these links can be arranged in a way that their function is clear. In essence, knowledge of the data and its semantics enables to present the page in a much moreDeclarative Web 2.0Web 2.0 applications have become popular as drivers of new types of Web content, but they have also introduced a new level of interface design in Web development; they are focusing on richer interfaces, user-generated content, and better interworking of Web-based applications. The current foundations of the Web 2.0, however, are strictly imperative in nature, which makes it difficult to develop applications which are robust, interoperable, and backwards compatible. Using a declarative approach for Web 2.0 applications, this new wave of applications can be built on a more robust foundation which is more in line with the Web’s style of using declarative methods whenever possible. We show a path how today’s imperative Web 2.0 applications can be regarded as a testbed as well as a first implementation for a revised version of Web 2.0 technologies, which will be based on declarative markup rather than imperative code.
Fueling the second wave of the Web’s popularity, the term Web 2.0 has become highly popular for describing a new breed of Web applications. It is mainly perceived to refer to two major areas, one being user-generated content and the social networks around it, and the other being a set of technologies providing support for richer interfaces for Web applications, bringing the user experience of Web applications closer to that of desktop applications.
In this paper, we refer to both areas; we argue that the contextual nature of Web 2.0 content needs a better representation, and we also argue that the same representation can be usedVoIP Phone PeripheralsWhen converting from an analog phone system to a VoIP phone ... interface and
supports paging up to 99 zones from a VoIP phone.
DownloadDrosophila Activity Monitoring System User's GuideThe TriKinetics Drosophila Activity Monitoring System consists of one or more Activity Monitors, a Power Supply Interface Unit and Power Supply, and a host Macintosh or Windows PC for data collection. Each monitor uses an onboard microprocessor to independently detect and count activity events, and at periodic intervals to upload the activity totals to the host computer.
The monitors are connected to the Power Supply Interface Unit by a network of conventional 4-wire telephone cables which supply operating power and lines for data transmission. Monitors may be plugged and unplugged from the network at will without disturbing the activity of other monitors.
Data Collection
At periodic intervals, ranging from 1 second to 60 minutes, the DAMSystem program in the host computer transmits a command to all monitors to simultaneously 'freeze' their current count totals. The monitors set aside these 'frozen' counts, reset the totals to zero, and begin counting again for the next measurement period.
Meanwhile, the host begins a sequence of requests from each monitor in turn (by address number) to transmit its 'frozen' counts to the computer for storage and later output. This data collection or 'reading' sequence requires about 2/3 second per monitor, placing a lower limit on the reading interval if multiple monitors are used.
Data Storage
The DAMSystem3 program stores the retrieved monitor data in a folder on the hard drive which is automatically created: DAMSystem3Data. Individual text files for each monitor accumulate successive readings for as long as the program operates, and these files may grow without limit to theUnderstanding Bluetooth Security with LinuxTwo views of Bluetooth security Different security modes Security mechanisms on the host side Linux and HCI sniffing Bluetooth security in action Looking at the BlueSnarf attack Bluetooth architecture Application specific security mechanisms Bluetooth host security mechanisms Security mechanisms on the Bluetooth chip Bluetooth security • Link manager security • All security routines are inside the Bluetooth chip • Nothing is transmitted in “plain text” • Host stack security Interface for link manager security routines Part of the HCI specification Easy interface No further encryption of pin codes or keys Security modes • Security mode 1 • No active security enforcement
• Security mode 2 • Service level security • On device level no difference to mode 1 • Security mode 3 • Device level security • Enforce security for every low-level connection HCI abstraction Upper HCI (protocol stack) Commands Events ACL Lower HCI (hardware interface) SCO
ACL = L2CAP data SCO = Audio data Security commands HCI_Create_New_Unit_Key HCI_{Read|Write}_Pin_Type HCI_{Read|Write|Delete}_Stored_Link_Key HCI_{Read|Write}_Authentication_Enable HCI_{Read|Write}_Encryption_Mode HCI_Authentication_Requested HCI_Set_Connection_Encryption HCI_Change_Local_Link_Key HCI_Master_Link_Key
Download pdf Understanding Bluetooth Security with LinuxIntroduction to the Emacs, Pico, and VI Text Editors PDFA text editor is a program that manipulates plain text (ASCII). Most text editors are full screen editors (they display a full screen of text) as opposed to line editors (which display one line at a time). Emacs is a full screen text editor supported by RUCS. On RUCS UNIX machines the default version of Emacs is the GNU release of Emacs. There are a couple of different UNIX text editors available for use in creating and editing files. These UNIX text editors are applications that can be run either in a telnet session or an X-windows session. The three most popular UNIX text editors here at Rutgers are Emacs, Pico, and VI. Using these UNIX text editors allows you to program in any computer language and translate it into code that the computer will be able to read and execute.
There are also non-UNIX based text editors that are available as well. On Macintoshes you can use BB Edit and on PCs you can use Wordpad or Notepad. It suggested that you stay away from using MS Word or Word Perfect because of their auto spell check and syntax check functions. These functions create difficulties in having the code being interpreted properly and affect how smoothly your program will be executed. The difference between UNIX and non-UNIX based text editors is that by using the non-UNIX based text editors you will have to use Fetch or FTP in order to save the file to your Eden account. By using thePutting Javascript to work - Bonus chapter pdfYou could find the tutorial for this Putting Javascript to work:
- Data-Entry Validation
- Scripting Java Applets and Plug-ins
- Debugging Scripts
- Security and Netscape Signed Scripts
- Cross-Browser Dynamic HTML Issues
- Internet Explorer Behaviours
- Application: Tables and Calendars
- Application: A Lookup Table
- Application: A "Poor Man's" Order Form
- Application: Outline-Style Table of Contents
- Application: Calculations and Graphics
- Application: Intelligent "Updated" Flags
- Application: Decision Helper
- Application: Cross-Browser DHTML Map Puzzle
- Application: Transforming XML Data Islands
Download Putting Javascript to work - Bonus chapter pdfApplication of Time-Temperature-Stress Parameter to High Temperature Performance of Aluminum AlloysBecause the properties of aluminum alloys are dependent upon both the exposure temperature and also to the length of time of exposure, the prediction of design values for structures designed to last many years is a significant challenge. For relatively short-life structures, the need is addressed simply by planning ahead and carrying out a test plan that replicates the intended service conditions. This is feasible for structures whose design life might be as much as a year or even five years, but it is not very practical for structures for which the life expectancy is 10 years or more.
Since the early 1950s, the analyses of long time, high temperature data for aluminum alloys, ferrous metals and superalloys (1-4), has been addressed through the use of time-temperature parametric equations that permit the consolidation of data obtained over a variety of temperatures and exposure times into a single relationship. Once such relationships are established based upon the available experimental data and optimized, it is possible to extrapolate to service conditions substantially beyond the range of the test data themselves. This must always be done cautiously and with awareness of the extent of the extrapolation, but it provides a better perspective than simply extrapolating individual strength life curves.
Within the scope of this paper, the authors will briefly review the background for and the application of the most widely used time-temperature parameter, the Larson-Miller Parameter (LMP) plus, more importantly, demonstrate that there is value in the application of such parameters to types of dataThe new Audi A5 / Audi S5 ManualAudi A5 has been crafted to be a modern grand tourer, a touring coupé in … Many elements from the Nuvolari have been adopted in the Audi A5.
Audi is launching a fascinating new model series for its entry into a highly emotionally charged segment of the market: the A5 successfully unites the acclaimed Audi design language and thrilling dynamic driving performance, and combines generous refinement with the brand’s characteristic quality and sophistication. Its progressive design gives the new coupé an appearance that is both elegant and dynamic. With its muscular FSI and TDI engines, its entirely newly developed high-precision running gear, and a raft of innovative, luxury-class equipment features, the Audi A5 has been crafted to be a modern grand tourer, a touring coupé in the best tradition.
The Audi S5 is an extra sporty offering to complete the new series. A powerful V8 FSI engine gives the S5 a dynamic edge, which underscores its athletically accentuated design. The A5 and S5 are available to order from 6 March 2007 with the first vehicles due for delivery from June.
The Nuvolari quattro concept car of 2003 gave a first taste of Audi’s vision for a powerful and expertly styled coupé with a high performance potential and a progressive, sophisticated design
Download Audi A5 / S5 Manual PDF
