Recently somebody asked me to clarify one of the exception guidelines . They were asking whether it's ok to have a property on exception types that provides access to an error code. I added the following annotation to one of the guidelines: Do not...

Peter Golde recently posted about the IsReadOnly and IsFixedSize change we made to the generic collection interfaces.There are also several other discussions around the net on this topic. I thought I write up something to explain the motivation and our...

I have received several comments asking what usability studies are and how to conduct them. Steven’s blog is one of the best sources of information on API usability studies. In particular the recent post on HOWTO: Run an API usability study .

The Design Guidelines have been published on MSDN and as a part of the CLI ECMA specification ( Partition V , Annex D). This was long time ago and we have been receiving lots of requests for an update and also for something that can be read offline. ...