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Friday, 9 July 2010

COCOA

ABSTRACT
Cocoa is one of Apple Inc.’s native object-oriented application program environments for the Mac OS X operating system. It is one of five major APIs available for Mac OS X; the others are Carbon, POSIX (for the BSD environment), X11 and Java.
Cocoa applications are typically developed using the development tools provided by Apple, specifically Xcode (formerly Project Builder) and Interface Builder, using the Objective-C language. However, the Cocoa-programming environment can be accessed using other tools, such as Object Pascal, Python, Perl and Ruby, with the aid of bridging mechanisms such as PasCocoa, PyObjC, CamelBones and RubyCocoa, respectively. Also, under development by Apple, is an implementation of the Ruby language, called MacRuby, which does away with the requirement for a bridging mechanism. It is also possible to write Objective-C Cocoa programs in a simple text editor and build it manually with GCC or GNUstep’s makefile scripts. For end-users, Cocoa applications are considered to be those written using the Cocoa-programming environment. Such applications usually have a distinctive feel, since the Cocoa-programming environment automates many aspects of an application to comply with Apple’s human interface guidelines.

Yii

 ABSTRACT
Yii is a high-performance component-based PHP framework for developing large-scale Web applications. It enables maximum reusability in Web programming and can significantly accelerate the development process. The name Yii (pronounced as Yee or [ji:]) stands for easy, efficient and extensible.

Virtual Surgery

ABSTRACT
Rapid change is under way on sever fronts I medicine and surgery. Advance in computing power have enable continued growth in virtual reality, visualization, and simulation technologies. The ideal learning opportunities afforded by simulated and virtual environments have prompted their exploration as learning modalities for surgical education and training. Ongoing improvements in this technology suggest an important future role for virtual reality and simulation in medicine.

Seminar About VIRUS

INTRODUCTION
Do viruses and all the other nasties in cyberspace matter? Do they really do much harm? Imagine that no one has updated your anti-virus software for a few months. When they do, you find that your accounts spreadsheets are infected with a new virus that changes figures at random. Naturally you keep backups. But you might have been backing up infected files for months. How do you know which figures to trust? Now imagine that a new email virus has been released. Your company is receiving so many emails that you decide to shut down your email gateway altogether and miss an urgent order from a big customer. Imagine that a friend emails you some files he found on the Internet. You open them and trigger a virus that mails confidential documents to everyone in your address book including your competitors. Finally, imagine that you accidentally send another company, a report that carries a virus. Will they feel safe to do business with you again? Today new viruses sweep the planet in hours and virus scares are major news.

RTOS- Real Time Operating Systems

ABSTRACT
Real-time systems play a considerable role in our society, and they cover a spectrum from the very simple to the very complex. Examples of current real-time systems include the control of domestic appliances like washing machines and televisions, the control of automobile engines, telecommunication switching systems, military command and control systems, industrial process control, flight control systems, and space shuttle and aircraft avionics.

HADOOP



INTRODUCTION
Computing in its purest form, has changed hands multiple times. First, from near the beginning mainframes were predicted to be the future of computing. Indeed mainframes and large scale machines were built and used, and in some circumstances are used similarly today. The trend, however, turned from bigger and more expensive, to smaller and more affordable commodity PCs and servers.

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