Re: Simple question ??
- From: serge calderara <sergecalderara@xxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Fri, 14 Oct 2005 07:33:03 -0700
Thnaks a lot
"Kevin Spencer" wrote:
> Hi serge,
>
> > More generaly how dynamic web page content works ?
>
> A web page is basically an HTML document. HTML is a pure text markup
> language that enables data to be displayed in a formatted manner. ASP.Net is
> a technology that, at the most basic level, delivers HTML to a web browser.
> Originally, HTML documents were simply files on a server. When a Request
> came to the server for "somePage.htm," the server opened "somePage.htm" from
> its file system, and streamed it back to the browser, which then parsed and
> formatted the document. What ASP.Net does, again at base level, is to bypass
> the "open a file" part, and simply stream HTML to the browser. It controls
> the HTML that is streamed to the browser as an HTML document. It is
> therefore, "dynamic content."
>
> Now, of course, browsers can deal with many other forms of documents,
> images, files, and so on. An HTML page can "contain," for example, an image.
> However, it doesn't actually contain the image. It is pure text. It contains
> an image markup tag that tells the browser where to download the image from,
> where to place it in the page, how to resize it, etc. A browser can also
> display a non-HTML file directly, assuming that the browser supports that
> file format. Internet Explorer, for example, can display Word documents,
> Excel Files, RTF files, GIF images, JPG images, and several other file
> formats straight out of the box. Adobe makes browser add-ons for PDF files,
> as well as do any number of other vendors. And ASP.Net can also deliver any
> file format to a browser in its native state.
>
> In fact, ASP.Net can work with anything that a browser can work with, and
> other web technologies as well, including XML Web Services, Remoting, and so
> on.
>
> > The idea is that I need to build a web site for a customer who will be
> > able
> > to easily change its content (talking about an article or news). I have to
> > consider that people who will be able to update document knows nothing
> > about
> > htm, xml or whatever stuff.
>
> Now you're thinking like a User. If you want to program, you have to think
> like a programmer. Humans don't see data the same way that computers do. We
> see "an article" (some form of written language and/or media communication)
> in a newspaper, on a web page, in a newsgroup, on television, what-have-you,
> and our brain automatically extracts the information from it, converts it
> into abstract thought, and we don't consciously think of one medium as being
> different from another. In fact, we don't consciously think of the delivery
> mechanism at all; we think of the thought information we extract from it.
>
> To write a program, however, you don't think of data as "an article."
> "Aritcle" is a generic and broad abstraction that is useful to humans,
> because humans are sophisticated enough to get a general idea of what is
> being discussed, and often glean more information (only the information that
> is pertinent to the listener) from the context in which it is used. But to a
> computer, and in reality, it is data. It is in some format. It is stored in
> some location. It requires parsing, munging, and all of that other stuff
> which our brains do automatically, to be done by a computer program. The
> program knows nothing but what we tell it. It is not capable of
> interpretation, abstraction, or intelligent thought. It cannot do anything
> the programmer does not tell it explicitly to do. In short, humans are very
> very smart. Computers are actually very very stupid.
>
> To us, a "document" is something we read, from any number of sources, and
> what the format is is not of any importance. To a computer, a "document" is
> a one-dimensional stream of bits (1s and 0s). How it is handled depends
> entirely on what format those bits are arranged in.
>
> > What I was wondering also is that if we condider that document can be any
> > file format, does a database can store those file object or they could be
> > only path in tables ?
>
> The first thing you need to do is to start thinking like a programmer. You
> need to define the terms "article" and "document" very specifically, or you
> will not be able to tell the program how to deal with them. What are the
> specific definitions of those sets of data that will be defined as
> "articles?" Are they multi-page TIFF files, Word documents, pure text
> documents, multi-media presentations, PDF files, etc.?
>
> When you talk about "updating" you're opening up another can of worms. A
> text file is relatively easy to edit, but not in a browser. And as the
> browser is only looking at a downloaded copy of a file, how does the end
> user save the changes back to the server? A PDF document, on the other hand,
> requires some specific Adobe software to be installed on the client machine
> to be edited. And the same kinds of problems with regards to getting it back
> to the web server exist for PDF and any other document format as well.
>
> And of course, we have not yet discussed how the "articles" will be stored.
> That also depends on the answers to the questions I posed above.
>
> > Just a simply way to update document or introduce new one
>
> Again, you're thinking like a User. Computer programs look simple to users
> because programmers go to a great deal of difficulty to make them seem that
> way. The more user-friendly an interface is, the more programmer-UNfriendly
> the program actually is. An example of a "simple" ASP.Net application might
> be to create a page that dynamically writes "hello world" to the browser. It
> takes no user input from the user. it contains no logic. It simply outputs a
> string. THAT is simple. Almost everything else is complex in one way or
> another, and to a greater or lesser degree.
>
> I hope this gives you an idea of where you need to start. Perhaps a "hello
> world" ASP.Net web page would be a good place to start. You can work your
> way up from there, one piece at a time. If you take small steps, you're much
> less likely to fall.
>
> --
> HTH,
>
> Kevin Spencer
> Microsoft MVP
> ..Net Developer
> Ambiguity has a certain quality to it.
>
> "serge calderara" <sergecalderara@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in
> message news:F5A93B50-385A-497C-B840-DC5AAE3DDCE2@xxxxxxxxxxxxxxxx
> > Thnaks kevin.
> >
> > More generaly how dynamic web page content works ?
> > The idea is that I need to build a web site for a customer who will be
> > able
> > to easily change its content (talking about an article or news). I have to
> > consider that people who will be able to update document knows nothing
> > about
> > htm, xml or whatever stuff.
> >
> > Just a simply way to update document or introduce new one
> >
> > What I was wondering also is that if we condider that document can be any
> > file format, does a database can store those file object or they could be
> > only path in tables ?
> >
> > I kow it is not clear yet but just have a brif idea on how usually people
> > process with dynamic content
> >
> > serge
> >
> > "Kevin Spencer" wrote:
> >
> >> > I need to build a web application which will contains articles (long or
> >> > short)
> >> > I was wondering on what is the correct way to retrive those article on
> >> > web
> >> > page.
> >> > In orther words, when there is such information to be displayed are
> >> > they
> >> > coming from imported files, database ?
> >>
> >> So far, we can glean that your requirements include:
> >>
> >> A web application.
> >> It has something to do with "articles" (undefined).
> >> These "articles" are stored somewhere (you don't know where)
> >> They are displayed in a web page.
> >>
> >>
> >> "Articles" indicates some kind of document. Could be pure text, scanned
> >> newspaper articles in TIFF format, HTML, XML, PDF, RTF, Word documents,
> >> Excel documents, who knows? Well, if you're writing the app, I would have
> >> to
> >> say you ought to.
> >>
> >> Where are they stored? I don't know. Where are they supposed to come
> >> from?
> >> Who is creating or has created them? Is the only requirement that they be
> >> displayed in a web page, or are there other requirements? Is this an
> >> Internet or an Intranet? How many of them are there? Will they be edited
> >> online? Whose idea was this in the first place? Perhaps he/she would
> >> know.
> >>
> >> --
> >> HTH,
> >>
> >> Kevin Spencer
> >> Microsoft MVP
> >> ..Net Developer
> >> Ambiguity has a certain quality to it.
> >>
> >> "serge calderara" <sergecalderara@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in
> >> message news:6EFE01CA-55D0-4C23-B792-1CE3C5A5F194@xxxxxxxxxxxxxxxx
> >> > Dear all,
> >> >
> >> > I need to build a web application which will contains articles (long or
> >> > short)
> >> > I was wondering on what is the correct way to retrive those article on
> >> > web
> >> > page.
> >> > In orther words, when there is such information to be displayed are
> >> > they
> >> > coming from imported files, database ?
> >> >
> >> > Where and how this type of information is stored ?
> >> > What is the way to retrieve such information in order to display it in
> >> > page ?
> >> >
> >> > Thanks for your reply
> >> >
> >> > regards
> >> > serge
> >>
> >>
> >>
>
>
>
.
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