Using the Button and LinkButton Click event procedure is straightforward. The ImageButton control provides an additional capability. The Click event argument for the ImageButton control includes the X and Y coordinates for where the user clicked on the control. The image response depends on where it Images that respond to… Continue reading
Use the <a> element’ s target attribute to specify the frame to display the page. For example, the following hyperlink displays a page in the main frame of a frame-set: <a href=”AllTheAnswers.aspx” target=”main”>Show the answers!</a>
Grid layout : This is the default. Controls are placed exactly where you draw them and they have absolute positions on the page. Use grid layout for Windows-style applications, in which controls are not mixed with large amounts of text. Flow layout : This places controls relative to other elements… Continue reading
Use the Request object’ s UserLanguages array. The value at element 0 corresponds to one of the culture codes used by the CultureInfo class. For example: SLang = Request.UserLanguages(0)
The CurrentCulture property affects how the .NET Framework handles dates, currencies, sorting, and formatting issues. The Current UICulture property determines which satellite assembly is used when loading resources.
Show the code that writes a cookie containing the user name “Rob Young” and the current date to the user’ s computer. Set the cookie to remain on the user’ s computer for 30 days. HttpCookie cookUserInfo = new HttpCookie(“UserInfo”) CookUserInfo[“Name”] = “Rob Young” CookUserInfo[“Time”] = DateTime.Now.ToString() cookUserInfo.Expires = DateTime.Now.AddDays(30)… Continue reading
Exceptions can be handled in exception-handling blocks using the Try, Catch, and Finally keywords in Visual Basic .NET or the try, catch, and finally keywords in Visual C#. They can also be handled using Error event procedures at the Global, Application, or Page levels using the Server object’ s GetLastError… Continue reading
When clicked, the Button server control triggers an ASP.NET Click event procedure on the server. The Button HTML control triggers the event procedure indicated in the button’ s onclick attribute, which runs on the client.
<%@ outputcache duration=”60” varybyparam=”none”> What is difference between following statements: <%@ outputcache duration=”60” varybyparam=”none”> <%@ outputcache duration=”60” varybyparam=”*”> <%@ outputcache duration=”60” varybyparam=”name”> Statement 1 caches only one version of the page irrespective of query-string parameters. Statement 2 caches multiple versions of same page I any of query-string parameter varies. Statement… Continue reading
Response.Redirect simply sends a message down to the browser, telling it to move to another page. So, you may run code like: Response.Redirect(“WebForm2.aspx”) or Response.Redirect(“http://www.mysite.com/”) Server.Transfer is similar in that it sends the user to another page with a statement such as: Server.Transfer(“WebForm2.aspx”). However, the statement has a number of… Continue reading