IIS 7.5 error: Handler “PageHandlerFactory-Integrated” has a bad module “ManagedPipelineHandler” in its module list

Today I installed Clean Windows Web Server 2008 R2 64-bit with IIS 7.5. To my surprise opening .NET 4.0 application I received the following error: IIS 7.5 Detailed Error – 500.21 – Internal Server Error Server Error in Application “DEFAULT WEB SITE” Internet Information Services 7.5 [Error Summary] HTTP Error 500.21 – Internal Server Error …

CSS first-letter problem with display:inline

According to w3.org first-letter pseudo class works only with block level elements. Here is a paragraph from w3: The :first-letter pseudo-element must select the first letter of the first line of a block, if it is not preceded by any other content (such as images or inline tables) on its line. Code with label that …

Things that will make your website much faster

What will make my website faster? How to optimize page load time? How to make web site appear to load faster for end user? Updated Feb 9, 2011. This is excerpt from article: How big HTML images / CSS / JS / png / etc. should be to fit network packet (MTU) efficiently List of …