Virtual Methods & Polymorphism in C#
Virtual Methods & Polymorphism in C# by Pawan BangarVirtual methods allow object oriented languages to express polymorphism.This means that a derived class can write a method with the same signature as a methd in its base class, and the bas class will call the derived class's method.By default in java, all methods are virtual.In C# like c++, the virtual keyword is needed to specify that a method should override a method (or implementaion an abstract method) of its base class.Class B {public...
Basic Problem in a PC
Basic Problem in a PC
by: Pawan Bangar
Basic Computer PROBLEMS
I have a p3 500MHz PC with 128MB RAM, 10.2 GB HDD Sony CD ROM 48x with window ME edition operating system. I have a problem- when I insert my audio cd, it shows the error message: window cannot access the specified device path or file. You may not have appropriate permission the access the item. Please tell me the solution of this error how can we configure the Yahoo! Account in outlook express. What is the pop mail and SMTP...
Faster Browsing Tips
Faster Browsing Tips
by: Pawan Bangar
IF WE say that it was mainly because of the Windows operating system that a Computer could become a personal computer it would not be an exaggeration. The revolution is still on. Windows is far beyond what a common man presently knows and uses.
Internet surfing
For searching something, search engines are being used. However, if you know a Windows trick, then searching for information on the Net may become easy, all you need to do is simply locate...
Intranet
Intranet
by: Pawan Bangar
Introduction to Intranets
What exactly is an intranet? It's one of those terms that's more thrown around than understood, and has become more of a buzzword than a commonly understood idea. Simply put, an intranet is a private network with Internet technology used as the underlying architecture. An intranet is built using the Internet's TCP/IP protocols for communications. TCP/IP protocols can be run on many hardware platforms and cabling schemes. The underlying...
Introduction to ASP.Net
Introduction to ASP.Net by Pawan BangarIntroduction to ASP.NetThis article is for all software developers who just love to keep themselves updated with the latest in technology----it takes a comprehensive look at the latest development in the world of Microsoft's.NET.If you are committed software developer, you must be aware that web services' is the latest buzzword to have hit the IT industry. And that this technology trend holds tremendous potential for addressing business...
Introduction to Visual Basic
Introduction to Visual Basic by Pawan BangarVisual BasicMicrosoft Visual Basic, the latest and greatest incarnation of the old BASIC language, gives you a complete Windows application development system in one package. Visual Basic (or VB, as we often call it) lets you write, edit, and test Windows applications. In addition, VB includes tools you can use to write and compile help files, ActiveX controls, and even Internet applications.Visual Basic is itself a Windows application. You load...
Know How DNS Works
Know How DNS Works
by: Pawan Bangar
Domain name Servers (DNS) are an important but invisible part of the internet, and form one of the largest databases on it. Each machine on an internet is assigned a unique address, called an IP address, which is 32 bit number and is expressed as 4 octets. The method user to represent these IP addresses is known as dotted decimal Notation". A typical address looks like this: 199.249.150.4
It is very difficult to keep in mind the IP addresses of all the...
Know Linux
Know Linux
by: Pawan Bangar
Linux
Linux essentials:
Its free for download but you have to pay a tiny bit to mail order it or buy it from a company. If youre getting Linux for more than 2-3 PCs, you can also get training and support at a small free, if you choose to have it. Else its the Linux community on the Net to your rescue.
If you want to get comfortable with Linux, you dont have to let go of windows. Get Linux installed on a seprate partition and you can switch between...
Personal Firewalls for Home Users
Personal Firewalls for Home Users by Pawan BangarWhat is a Firewall?The term "firewall" illustrates a system that protects a network and the machines on them from various types of attack. Firewalls are geared towards keeping the server up all the time and protecting the entire network.The primary goal of a firewall is to implement a desired security policy; controlling access in both directions through the firewall, and to protect the firewall itself from compromise. It wards off intrusion...
The Emergence of Internet
The Emergence of Internet by Pawan BangarThe advent of internet can be marked, when it was created nearly 25 years ago as a project of the US Department of Defense. Internet technology has changed the way in which business is being done today. It has turned the world into huge virtual market where the prospective customer can order and buy things of his choice sitting right in front of the computer terminal. This technology helps users to transact online. Hence from its workplace terminal...
The Hard Disk
The Hard Disk
by: Pawan Bangar
The Hard Disk Guide ;
From throwing our unnecessary files, to defragmenting, from partitions to formats-learn how to keep your hard disk in top shape
The hard disk is the place where all your programs and data are stored. If the hard disk Stops working you could end up losing all your data. What well do here is take you on. A quick tour of the different things you need to know about it, so you can keep it working smoothly.
What is the hard disk?
The hard...
Tips for Buying a PC
Tips for Buying a PC
by: Pawan Bangar
Buying Your PC
Buying a PC thats right for you and your family is not all that simple task. More so if youre going to buy an unbranded or an assembled one. But branded or not, you have to get you facts right before you shell out your money. First, why do you want to buy a PC? Is it because almost every one has one these days, or that you have the money to spare. If these are the reasons are that you want to end up spending a lot of money on something...
Web Designing Tips
Web Designing Tips
by: Pawan Bangar
Web Design Tips:
Easy Thats how youd like life to be, right? Especially when youre creating a website on your own. But that doesnt mean you want the site to look severe and just functional. you want it to be pretty , smart and also respond and move when you interact with it, while saying all that you want to say to its visitors . There are little tips and Features incorporated into software just for people like you.
Love what Flash can do but dont...
Why to Adopt .Net
Why to Adopt .Net by Pawan BangarWhy adopt .Net"Websites and web services: For businesses to truly harness the power of the internet, websites must evolve. They must learn to interact with one another as well as with existing systems and applications. XML web services represent the evolution of the websites."Integration: Taking the modular aspects of modern software applications and allowing them to communicate through standard internet protocols (XML & SOAP), XML Web services offer a direct...
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