Virtual Methods & Polymorphism in C#

Written by Pawan Bangar


Continued from page 1

In contrast to both c++ and Java, requiringrepparttar override keyword makes it more clear as to what methods are overridden when looking at source code.However, requiringrepparttar 118599 use ofrepparttar 118600 virtual methods has its pros and cons. The first pro isrepparttar 118601 slightly increased execution speed from avoiding virtual methods.The second pro is to make clear what methods are intended to be overridden.However, this pro can also be a con.Compare repparttar 118602 default option of leaving out a final modifier in Java Vs leaving out a virtual modifier in C++. The default option in Java may make your program slightly less efficient, but in C++ it may prevent extendibility, albeit unforeseen, byrepparttar 118603 implementer ofrepparttar 118604 base class.

Pawan Bangar, Technical Director, Birbals, India


Introducing A9.com

Written by Jakob Jelling


Continued from page 1

A9.com’s CEO, Jeff Bezos’ vision on bringing together many technologies to help hone in onrepparttar best possible way to searchrepparttar 118598 web for exact and detailed information makes A9.com a strong competitor inrepparttar 118599 new search engine marketplace.

Some ofrepparttar 118600 robust features available with A9.com are:

- The ability to store a detailed search history to pull information from previous queries. Users can even modify their history files to getrepparttar 118601 results they are looking for.

- A diary function that allowsrepparttar 118602 user to record and cross-reference information about any web page visited. This feature is integrated withrepparttar 118603 A9.com toolbar.

- Drag and drop a URL by book marking

- Discover feature that displays information thatrepparttar 118604 user might be interested as well.

As of September 2004, this product is still in Beta testing.

Jakob Jelling is the founder of http://www.sitetube.com. Visit his website for the latest on planning, building, promoting and maintaining websites.


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