http://www.aspnettricks.com Wed, 26 Nov 2008 02:39:55 +0000 http://backend.userland.com/rss092 en Finally it's nice to hear Microsoft released chart controls. They can be used with ASP.NET 3.5 by inserting <asp:chart runat="server" /> tag in your code. What is the big difference compared to other charting tools? - it's absolutely free. You can download the controls, the samples and the documentation Brief ... http://www.aspnettricks.com/archives/aspnet-charting-controls/ Problem You know it's possible to have controls with the same name on one page. In this case Request.Form["txtSomeText"] returns the values form all 5 textboxes comma separted. (For example: text1,text2, text3.text4, text5). Example: ..... <input type="text" name="txtSomeText" /> <input type="text" name="txtSomeText" /> <input type="text" name="txtSomeText" /> <input type="text" name="txtSomeText" /> <input type="text" name="txtSomeText" /> ....... The question iin ... http://www.aspnettricks.com/archives/requestform-get-values-for-fields-having-the-same-name/ Have you ever used the strict equal operator? I learned about it few days ago... Below is a quick explanation of its behavior: "The strict equal to operator returns true if both operands are equal (and of the same type). It doesn't perform any data type conversion, so an expression like ... http://www.aspnettricks.com/archives/operator/ Problem Most of the developers will say "I can use javascript and CSS 'visibility' property to do that", but shortly after that they'll realize that this is not enough. This solution will hide the div tag content, but the space it occupies will stay. You can reproduce this behavior using the ... http://www.aspnettricks.com/archives/hide-div-and-the-white-space-it-occupies/ Recently I needed a flexible chart tool in order to create complicated Gantt chart with 2 layers containing timelines, one layer containing milestones and some links for the Y axis labels. After some research I came across two tools - one generating Flash charts and one generating image charts. Below ... http://www.aspnettricks.com/archives/aspnet-chart-tools/ I'm using ASP.NET AJAX in the last project I work on and I'm very happy such control as Update Panel exists. Unfortunately today I experienced problem with validators inside Update Panel. Problem I have a form with some fields and validators. The validators are hidden by default.When the button is clicked the ... http://www.aspnettricks.com/archives/validators-inside-update-panel-doesnt-work-properly/ Today I had to develop very simple and standard functionality with cookies. I'll describe this shortly. Task When user visits a site for the first time a disclaimer page must be displayed. Once the user agree with it a cookie value is changed to "true" and the next time the user opens ... http://www.aspnettricks.com/archives/cookie-is-lost-when-browser-is-closed/ Gaia Ajax Widgets is another framework (except ASP.NET AJAX extensions framework) built on top of the native ASP.NET server controls. Pros: Easy to use Easy to extend Lightweighted No JavaScript required - you don't have to write JavaScript ... http://www.aspnettricks.com/archives/gaia-ajax-widgets-2/ Today I found a great approach for defining Mozilla specific styles without using Mozilla CSS extentions. The only thing needed is to put all Mozilla specific CSS definitions in a "@-moz-document" block and specify the url, url-prefix or domain to which pages the styles have to be applied: @-moz-document url(http://www.w3.org/), ... http://www.aspnettricks.com/archives/how-to-define-mozilla-specific-css/ ASP.NET 2.0 AJAX Extensions 1.0 framework was released some days ago. You can use it for developing and running AJAX-style applications. Download the framework and the documentation or just read more about ASP.NET AJAX. ASP.NET AJAX Control Toolkit was also released along with the framework. It is a shared-source community project ... http://www.aspnettricks.com/archives/aspnet-20-ajax-extensions-10-released/