Extract text files embedded as resources to an assembly to files on disk

ExtractEmbeddedResourcesToFiles

public void ExtractEmbeddedResourcesToFiles()
{
    Assembly a = typeof (SomeTypeFromAssemblyWithResources).Assembly;
    string d = Path.GetDirectoryName(a.Location);
    string outputDir = Path.Combine(d, subFolder);
    if (Directory.Exists(outputDir) == false)
    {
        Directory.CreateDirectory(outputDir);
    }
    List<string> rs = a.GetManifestResourceNames().Where(n => n.Contains(prefix)).ToList();
    foreach (string r in rs)
    {
        string fileName = r.Replace(prefix + ".", string.Empty);
        using (Stream stream = a.GetManifestResourceStream(r))
        {
            if (stream != null)
            {
                string path = Path.Combine(outputDir, fileName);
                using (FileStream file = new FileStream(path, FileMode.Create, FileAccess.Write))
                {
                    stream.CopyTo(file);
                }
            }
        }
    }
}