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Month: October 2009

Get groups of entities from an entity collection with Linq and C#

30 October, 2009 Roel van Lisdonk 0 Comments

If you want to get groups of entities from an entitycollection in C# you can use Linq: Assignment class using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace Rvl.HelperTools.Common.BE { public class Assignment { public

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Open networkshare with a LinkButton by setting the href attribute of LinkButton with code behind.

28 October, 2009 Roel van Lisdonk 0 Comments

If you want to open a network share with a LinkButton, you can set it’s href attribute manually with code behind: <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Test.aspx.cs" Inherits="Rvl.HelperTools.Website.Test" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

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Use ‘/’ and not ‘\’ to link style sheet in subfolders, else Firefox won’t load CSS.

20 October, 2009 Roel van Lisdonk 0 Comments

If you use a subfolder Css containing all you’re css files, use forward slash to link the CSS file, else Firefox won’t load the CSS file. So, use: <link href="Css/Master.css" rel="stylesheet" type="text/css" />

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Use javascript in *.ascx user control for a Telerik RadGrid EditForm

20 October, 2009 Roel van Lisdonk 3 Comments

If you use an *.ascx user control to add new rows to the Telerik RadGrid and want to use javascript dynamically loaded, you can use the Telerik “RadScriptBlock”: <telerik:RadScriptBlock ID="radScriptBlock" runat="server"> <script language="javascript" type="text/javascript"> alert('Hello');

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Prevent Internet Explorer, Google Chrome and Firefox from entering address bar after pressing TAB or SHIFT-TAB on the last or first element of the page

19 October, 2009 Roel van Lisdonk 0 Comments

The normal behavior of a browser is to select the address bar after pressing tab on the last element of the page or shift tab on the first element on the page. Some customer who

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Keyboard Shortcuts

19 October, 2009 Roel van Lisdonk 0 Comments

Microsoft Office Outlook http://office.microsoft.com/en-us/outlook/HP012303961033.aspx?pid=CH100788871033

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Vertical align label (as block element) text and textbox text with CSS in ASP .NET

16 October, 2009 Roel van Lisdonk 0 Comments

If you use a label and an input element as block element with CSS, you can’t use vertical-align, border-top, padding-top or margin-top for vertical alignment of the text values.   <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="Rvl.HelperTools.Website._Default"

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Change div or table width and height, with CSS rules based on user screen resolution in ASP .NET by using javascript

16 October, 2009 Roel van Lisdonk 0 Comments

If you want to change the width of your main div or main table element in ASP .NET, you can use margin-left: auto; and margin-right: auto; to dynamically change the width of these elements based

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Alter CSS class with javascript for usage in ASP .NET

16 October, 2009 Roel van Lisdonk 0 Comments

To alter a CSS class with javascript, you can use the following function: // Find the first css class based on parameter [className]. function GetStyleClass(className) { // Loop all loaded css style sheets for (var

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How to convert a CSS px width or height value to int with javascript

16 October, 2009 Roel van Lisdonk 5 Comments

If you want to alter an elements CSS width or height, you must first convert this value to an integer, because the CSS value can have units like px, cm etc. To convert this value

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