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The åäö Ghost Strikes… AGAIN!
Just when I thought we were out of the dark ages… something hit me right out of the blue. During the summer something strange has happened, which I suspect happened because of some Microsoft security...
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VB.NET as a DSL
The other day I got a glimpse of something that could turn out to be really useful. Or maybe a Pandora’s Box. I really don’t know until I investigated it more. I was asked to add some simple string...
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Soft edged images in GDI+
Last week I felt a sudden urge to create bitmaps with rounded corners and soft edges. Partly because I thought it would look nice, but mostly just as an intellectual exercise. (And also, according to...
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Improving performance…
…of the fitness function in the EvoLisa project. In case you managed to miss it, EvoLisa is an already world famous project created by Roger Alsing earlier this week. Continued from this post. With...
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Optimizing away
Follow-up on Improving performance… and Genetic Programming: Evolution of Mona Lisa. I just tested that I can optimize this loop: unchecked { unsafe { fixed ( Pixel* psourcePixels = sourcePixels ) {...
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Optimizing away II
Continued from Optimizing away. Ok, now I have worked up the courage. Prepare yourself for a major disappointment. I really do not know how to tweak that C#-loop to run a nanosecond faster. But I can...
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Optimizing away II.3
Oh, the pain, the pain and the embarrassment… I just came to realize that although a “long” in C# is 64 bits, in C++ it is still 32 bits. In order to get a 64 bit value in MSVC++ you must type either...
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Image.GetThumbnailImage and beyond
Once I tried to use Image.GetThumbnailImage because I wanted to fire up small thumbnails as fast as possible. So I tried: // totally and completely, utterly useless private Bitmap getThumbnailImage(...
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Thumbnails with glass table reflection in GDI+
I’ve been playing around with image processing lately and since my last post about loading thumbnail images from files I couldn’t help myself from trying to roll my own “Web 2.0 reflection effect”...
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