mrange

On the topic of 2D array performance in .NET

Full source code can be found here

It popped up a discussion in FSSF Slack over 2D arrays and performance. I thought it could be good to share some performance numbers for different alternatives in .NET.

For this I am computing the matrix product:

let naiveMultiply () =

mrange

On the cost of being lazy

Full source code can be found here

Changelog

1. 2017-01-04
2. New performance test - Paul Westcott (@manofstick) provided his implementation of Lazy semantics (called Lazzzy) which I included in the graphs. This implementation is intended to be equivalent to Lazy<'T> in .NET with regards to functionality.
3. 2017-01-17
4. New performance test - is working on a PR for .NET Core. I wanted to include performance numbers for the updated Lazy<'T> class.

sayedihashimi

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snikch

1) Install the PL2303 Lion driver from http://changux.co/osx-installer-to-pl2303-serial-usb-on-osx-lio

2) Install the CrossOver trial http://www.codeweavers.com/products/cxmac/

3) Install the 'LED Mini Board' software as a CrossOver app http://www.prolific.com.tw/eng/downloads.asp?id=31

4) Plug in your device, then symlink the mounted device in /dev to the `dosdevices` folder in your CrossOver app
    cd ~/Library/Application\ Support/CrossOver/Bottles/Setup.exe/dosdevices # Where Setup.exe is the CrossOver app that was created
    ln -s /dev/cu.PL2303-00001004 com1 # Your /dev/ mount name may be slightly different