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// A simple quickref for Eigen. Add anything that's missing.
// Main author: Keir Mierle

#include <Eigen/Dense>

Matrix<double, 3, 3> A;               // Fixed rows and cols. Same as Matrix3d.
Matrix<double, 3, Dynamic> B;         // Fixed rows, dynamic cols.
Matrix<double, Dynamic, Dynamic> C;   // Full dynamic. Same as MatrixXd.
Matrix<double, 3, 3, RowMajor> E;     // Row major; default is column-major.
Matrix3f P, Q, R;                     // 3x3 float matrix.

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Migrating From SVN to Git

This gist details the following:

1. Converting a Subversion (SVN) repository into a Git repository
2. Purging the resultant Git repository of large files

Migrating from SVN to Git is roughly split into three steps:

1. Retrieve a list of SVN commit usernames

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$/
  artifacts/
  build/
  docs/
  lib/
  packages/
  samples/
  src/
 tests/

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MappedMemory: C# to C

1. From console create file: dd if=/dev/zero of=/tmp/sharedfile bs=12288 count=1
2. The C# program
3. The C program

usage

mcs Sender.cs

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# install tools                                                                  
sudo apt-get install pkg-config cmake                                            
                                                                                 
# install dependencies                                                           
sudo apt-get install \                                                           
    libssh2-1-dev    \                                                           
    libssl-dev       \                                                           
    zlib1g-dev       \                                                           
    libncurses5-dev  \                                                           
    libncursesw5-dev \                                                           

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public static class CastingHelper
{
	public static T CastToStruct<T>(this byte[] data) where T : struct
	{
		var pData = GCHandle.Alloc(data, GCHandleType.Pinned);
		var result = (T)Marshal.PtrToStructure(pData.AddrOfPinnedObject(), typeof(T));
		pData.Free();
		return result;
	}

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bool SHCopy(LPCTSTR from, LPCTSTR to)
{
	Log(_T("Recursive file copy from %s to %s"), from, to);

	SHFILEOPSTRUCT fileOp = {0};
	fileOp.wFunc = FO_COPY;
	TCHAR newFrom[MAX_PATH];
	_tcscpy_s(newFrom, from);
	newFrom[_tcsclen(from) + 1] = NULL;
	fileOp.pFrom = newFrom;

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-- authors: Hadriel Kaplan <hadriel@128technology.com>, Stephen Cleary
-- Copyright (c) 2015-2022, Hadriel Kaplan, Stephen Cleary
-- This code is in the Public Domain, or the BSD (3 clause) license if Public Domain does not apply in your country.
-- Thanks to Hadriel Kaplan, who wrote the original FPM Lua script.

-- This is a starting point for defining a dissector for a custom TCP protocol.
-- This approach assumes that each message has a header that indicates the message length.
-- The code in this example uses a 4-byte header which is just a 4-byte big-endian message length,
--   and this length does not include the length of the header.
-- Modify the sections marked TODO to adjust these assumptions.

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 public class TrimmedTextBlockVisibilityConverter : IValueConverter
    {

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            if (value == null) return Visibility.Collapsed;

            FrameworkElement textBlock = (FrameworkElement)value;

            textBlock.Measure(new System.Windows.Size(Double.PositiveInfinity, Double.PositiveInfinity));

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#!/usr/bin/env python

# Unicorn2lsl streams data from a Unicorn Hybrid Black EEG system to LSL
#
# Copyright (C) 2022 Robert Oostenveld
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.