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Image Processing in F#: From Image File to Array

Posted Thursday, September 03, 2009 2:09 PM by RickM
F# has fantastic array manipulation functionality.  To leverage this functionality for some very elegant image processing, it is first necessary to to convert image files into a byte arrays.  Unfortunately, this process is not as simple as one Read More...
6 Comments

Discoveries This Week 01/16/2009

Posted Friday, January 16, 2009 11:17 AM by RickM
This week’s theme is functional programming.  Included are discussions on Software Transactional Memory, Functional Architecture and the impact of the CLR on functional Programming in .NET.   Blog: Brandon Werner’s Software Transactional Memory: Read More...
3 Comments

Changing Your Garbage Collector Settings on the Fly (.NET Memory Management: Part 5)

Posted Wednesday, August 20, 2008 4:39 PM by RickM
It has come to my attention via a recent DZone article that .NET 3.5 and 2.0 SP1 jointly included a new feature which lets you manipulate the way your garbage collector acts programmatically. This can be done through changing the value of a new property Read More...
7 Comments

A .NET Assembly for Cloning Objects with Arbitrary Field Value Changes: IcManipluator

Posted Friday, July 11, 2008 2:45 PM by RickM
After my last post, A Safe and Asynchronous One to Many Stream Copy Through IL and Inheritance ”, I ordered a few books and spent some time playing with generating IL. Along the way I’ve developed a library which allows you to make a franken-clone of Read More...
3 Comments
Attachment(s): IcManipulator.zip

Choosing the Right Garbage Collector Settings for Your Application (.NET Memory Management: Part 4)

Posted Wednesday, May 14, 2008 2:11 PM by RickM
Tuning the garbage collector to the specific context of the particular application can significantly improve the performance of both non-threaded and multi-threaded applications. In this post I discuss the gcConcurrent and gcServer settings which allow Read More...
5 Comments

Using PNG Predictors to Enhance GZIP/PKZIP/FLATE Compression

Posted Friday, May 02, 2008 4:25 PM by RickM
I’ve been doing a lot of work in the PDF space lately. While implementing Binary Cross Reference Streams I was surprised to see that they could be encoded with PNG Predictors. This was surprising to me because binary cross reference streams aren’t images, Read More...
1 Comments
Attachment(s): XRef.png

Increasing the Size of your Stack (.NET Memory Management: Part 3)

Posted Tuesday, April 22, 2008 1:45 PM by RickM
In the previous article I discussed a few of the benefits of stack allocation as well as a couple of C# keywords which help you to leverage those benefits. However, the one megabyte default stack size is too small for stack allocation to be used with Read More...
5 Comments
Attachment(s): Kernel32CreateThread.zip

Improving Performance Through Stack Allocation (.NET Memory Management: Part 2)

Posted Tuesday, April 15, 2008 11:06 AM by RickM
Articles in This Series Part 1 – Basic Housekeeping Part 2 – Improving Performance Through Stack Allocation Part 3 – Increasing the Size of your Stack Part 4 – Choosing the Right Garbage Collector Settings Part 5 – Changing Your Garbage Collector Settings Read More...
8 Comments

Basic Memory Housekeeping (.NET Memory Management: Part 1)

Posted Thursday, April 03, 2008 5:25 PM by RickM
This is the first in a series of posts I will be writing about managing memory in .NET. Before I move on to more complex techniques, I thought it would be good to cover the basics. Articles in This Series Part 1 - Basic Housekeeping Part 2 - Improving Read More...
7 Comments