Nevertheless, the transformation of the county fair into a supermarket is taking longer than originally anticipated. Use of the Internet for economic exchange clashes with the culture of freely available information, absence of a central authority, and the legitimate concerns regarding the security of information on the network. Security on the Internet is an afterthought; […]
The arguments in favor of the Internet sound, at a decade interval, like an echo of those that were previously formulated in praise of the Minitel. This passion for information technology is displayed in a context where ambitious growth rates are not physically sustainable, due to market saturation in rich countries, the progressive depletion of […]
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Creating a New User to Establish a Connection
Because this is a brand-new Web site, we do not have any users who can access our site. Remember when we created the SQLSpyNetUser?
Now we need to create a new user who has only limited rights. We don’t want anybody hacking the site, now do we?
Create a user […]
In this section we will build a very basic front end that makes a connection to our database, validates a user’s login, and retrieves (searches for) data. Although this is just a start, it will provide the building blocks you need to develop it further for your own needs.
This unlike the others, is more like […]
How do we know if we have any rows in a table? We use the COUNT function to return a count of the number of rows in a table. If you enter Listing into Query Analyzer we can check the data insert for the Spy table.
This will return the current number of rows (well actually […]
An application service provider (ASP) provides a web-based service that can be used by clients to manage their e-mail activities. Rather than buying software that you host and manage on your server, the software is effectively used on a subscription basis and runs on another company’s server. In other words, it provides the technical infrastructure […]
There are four main types of e-mail solutions that companies use, described here in order of increasing sophistication:
Standard office software
2. Desktop mailer software
List-server software
Application service providers (ASPs).
As companies‘ needs grow and they send out a larger volume of e-mail, they typically then use the more sophisticated methods for broadcast.
Standard office software
It is possible to use […]
A Table object within the Table collection of a DataSet object contains a Rows collection. Using the Rows collection, you can reference a single value in a field in a record. This is helpful when you need to retrieve and display a single piece of information on an ASP.NET […]