Nuno Gomes /* ASP.NET Adventures */

Enum types, FlagsAttribute & Zero value – Part 2

In my previous post I wrote about why you should pay attention when using enum value Zero. After reading that post you are probably thinking like Benjamin Roux : Why don’t you start the enum values at 0x1? Well I could, but doing that I lose the ability...

OpenXML error “file is corrupt and cannot be opened.”

From time to time I ear some people saying their new web application supports data export to Excel format. So far so good … but they don’t tell the all story … in fact almost all the times what is happening is they are exporting data to a Comma-Separated...

ELWEA - EventLog WebEvent Aggregator for ASP.NET

Last time I wrote about Health Monitoring was during 2008 and since then I ‘m using, on a daily basis, a complex Health Monitoring EventLog provider to aggregate WebEvents from specific ASP.NET web applications. Last year I found ELMAH (Error Logging...

.NET – ArrayList hidden gem

From time to time I end-up finding really old hidden gems and a few days ago I found another one. IList System.Collections.ArrayList.ReadOnly(IList list) This amazing method is available since the beginning (.NET 1.0). I always complain about the small...

.NET – The Garbage Collector and Finalizers

I’m not used to use Finalizers in my everyday job but I always thought that if I use it more frequently I could achieve some extra performance. Well, I’m a natural lazy programmer and that prevents me from digging deeper and doing some tests to clarify...

.NET - Determine Whether an Assembly was compiled in Debug Mode

Finding out whether an assembly was compiled in Debug or Release mode is a task we must do from time to time. I know two ways of accomplish this: Searching for the System.Diagnostics.DebuggableAttribute Searching for the System.Reflection.AssemblyConfigurationAttribute...

ASP.NET Controls - Improving automatic ID generation : Introduction ( Part 1)

Some time ago, while developing a large corporate ASP.NET application with high complex layout requirements and thus, many custom composite controls, I was faced with the following problem: The generated HTML of my pages don’t meet my bandwidth...

.NET Framework 2.0 SP1 - TagMapping Undocumented hotfix

While searching a way to solve the HtmlControls tag mapping problem I found that the new SP1 bring an extra undocumented hotfix. This undocumented hotfix changes MainTagNameToTypeMapper.GetControlType method so that, for every tag name regardless is kind...