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A Speedy Alternative to F# DelegateEvents

Posted Friday, June 04, 2010 12:19 PM by RickM
DelegateEvents use DynamicInvoke under the hood and so can be slow when trigged frequently.  As we have an existing model which requires an event interface, this was was causing our F# implementation to be a bit slower than the C# we were comparing Read More...
4 Comments

Get Started with F# via Higher order IEnumerable<T> extension methods in C#

Posted Friday, February 12, 2010 11:03 AM by RickM
The more I use F# the more I want to write my every day production C# code in a functional way.  To this end, I’ve written a few higher order extension methods as the need arose.  I wanted to take a moment and share them with you.  I think Read More...
7 Comments

Steepest Ascent Hill Climbing in C# and F#

Posted Monday, December 28, 2009 2:21 PM by RickM
Recently I’ve been working with some local search techniques and wanted to share my Steepest Ascent Hill Climbing solution. The general idea of Steepest Ascent Hill Climbing is that in each iteration of the hill climbing process you apply a set of transforms Read More...
7 Comments

F# Discoveries This Week 11/22/2009

Posted Sunday, November 22, 2009 6:49 PM by RickM
Over this past week at PDC I was lucky enough to see some fantastic sessions and spend time with members of the F# and greater Visual Studio language teams.  Naturally, these experiences have left me both floored and swimming in new ideas.  Read More...
2 Comments

F# Discoveries This Week 11/02/2009

Posted Monday, November 02, 2009 10:05 AM by RickM
F# events are popping up all over the place and so I’ve included a separate section for them today.  As far as posts go I’ve stumbled across immutable queue and range libraries,  a post on the underlying implementation of discriminated unions, Read More...
2 Comments

Code Camp 12: Boston – Why F#?

Posted Friday, October 16, 2009 11:18 AM by RickM
A couple of months ago I was talking to Lou Franco , the head of our Software Engineering department and fellow functional programming enthusiast, about the possibility of using F# for projects in the future.  Being business minded, he replied that Read More...
1 Comments

System.Drawing Round-Trip PixelFormat Stability

Posted Wednesday, October 07, 2009 12:12 PM by RickM
If you follow me on twitter , you know that I am no fan of the System.Drawing namespace.  It’s a rush job thinly wrapped layer on top of GDI+.  A great deal is only partially implemented and there is quite a lot of undocumented behavior.  Read More...
7 Comments

F# Discoveries This Week 10/04/2009

Posted Sunday, October 04, 2009 9:57 PM by RickM
I’m back from my three week vacation and am just about buried in fascinating functional programming links.  I’ve managed to get through most of them and have selected the best of these for this very special welcome back edition of Discoveries This Read More...
1 Comments

.NET 2.0+ ActiveX Controls Part 2 – Controlling Internet Explorer via IWebBrowser

Posted Tuesday, July 14, 2009 12:11 PM by RickM
After spending much time evaluating different approaches, I’ve found a way to easily and reliably grab the URL of my hosting page from inside of a C# based ActiveX Control.  This process involves using dynamic COM invocation to obtain the IWebBrower Read More...
2 Comments

.NET 2.0 ActiveX Control Gotchas (Safe for Scripting and Hooking into Events)

Posted Wednesday, June 03, 2009 1:41 PM by RickM
I’ve recently been building an ActiveX Control in .NET 2.0 and thought I would share some of the problems I’ve run into, as well as their solutions.  I hope that in reading this you can avoid a few of the timesinks I fell into.    Safe Read More...
6 Comments

Discoveries This Week 04/03/2009

Posted Saturday, April 04, 2009 9:42 PM by RickM
With the start of our F# User’s Group this next Monday and New England Code Camp 11 last weekend , things have been extremely busy this past week. Meanwhile, the F# sociocosm is growing at a rapid pace. This week we have a talk by Don Syme, a look at Read More...
1 Comments

Let’s Wax Functional 03/06/2009

Posted Saturday, March 07, 2009 6:09 PM by RickM
This week we have MapReduce, WebTools and yet another F# to C# language comparison. I spent yesterday at a seminar led by Michael de la Maza . He, Talbot Crowell and I will soon be starting a F# user’s group in Boston, Massachusetts. I’m interested in Read More...
2 Comments

Let’s Wax Functional 02/27/2009

Posted Friday, February 27, 2009 4:22 PM by RickM
This week I have a very diverse set of topics:  First, using the functional programming concept of folds in C# to reimplement much of LINQ.  Then a bit of reflection on F# Grammar Parsers.  Finally, some community discussion on real world Read More...
1 Comments
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How to determine which language(s) were used to build a .NET assembly

Posted Thursday, February 26, 2009 6:00 AM by RickM
While in most cases there is no explicit information in an assembly as to which languages it was compiled from, it is possible to make an educated guess as to which languages were used.  This is due to the fact that each different .NET compiler leaves Read More...
6 Comments

Functional Discoveries in the Microsoft Sociocosm 02/20/2009

Posted Friday, February 20, 2009 12:41 PM by RickM
This week we have practical examples of Lazy Evaluation with Memoization, an interview with Don Syme and a discussion on the Visitor Pattern’s place in F#.  Also, any comments on the new title for my weekly posting would be appreciated.   Forum Read More...
3 Comments
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