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How to update html page for all viewers?

When you use javascript like this (to set a value for an element, for example) you are only changing the value on the one workstation viewing the page.

You would need some kind of datastore on the server that the web browser can push data to and retrieve data from. For example, this could be in-memory on the server (short-term and volatile) or a database management system (long term persistence).

Categories : Javascript

Related to : How to update html page for all viewers?
Do android PDF viewers convert the PDF into an image?
Ultimately someone is always going to convert the PDF to an image. Or better said to pixels because that is what you need to display on the tablet screen (or any screen that I know of). The question is who does the conversion, when it is done and how well and quickly it is done. For a tablet viewer, the challenge is to do the conversion quickly enough not to bother the user with load times and th

Categories : Android
oracle - UPDATE SQL: how to update several times the same line
You can try this: String sql3= "UPDATE SET quantity=quantity + " + "(select count(*) FROM project.cart where project.cart.isbn = " + " WHERE in (SELECT project.cart.isbn FROM project.cart)";

Categories : Oracle
Why does this UPDATE command not update the data, even though there is no error?
Try this:- using(SqlConnection conn = new SqlConnection(CS)) { using (SqlCommand cmd = new SqlCommand("update users Set uname=@Uname,ushortname=@Ushortname,pswd=HASHBYTES('MD5',@Pswd) where ucode=@UCODE ", conn)) { cmd.Parameters.AddWithValue("@Uname", txtUserName.Text); cmd.Parameters.AddWithValue("@Ushortname", txtUserShortName.Text); cmd.Parameters.AddWithValue("@Pswd", txtPas

Categories : C#
Update query update not work
along with having typo,you used $ID = $_REQUEST['Student_Id']; in your code i dont found any element with id 'Student_Id' in your form, so there will be no value in $ID, and no update will be done.

Categories : Javascript
In ASP.NET I Need to update a control, run a task, then update control again
Classic ASP really confuses things, IMO. ASP.NET MVC remains truer to the actual HTTP lifecycle. What actually happens with HTTP is that the client (browser) sends an HTTP request to the server, which then constructs a single HTTP response to send back. In the case of a web page request, that HTTP response includes all the HTML. So, all the work your handler does on the server side "constructing"

Categories : Asp Net
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