murven

Uri sourceBaseUri;
var isValidUri = Uri.TryCreate("ftp://somedomain.com/somefolder/someotherfolder/somefile.zip", UriKind.Absolute, out sourceBaseUri);

if(isValidUri)
{
   Console.WriteLine("URI is valid");
}

if(sourceBaseUri.Scheme == Uri.UriSchemeFtp)
{

murven

let inverse x = 1.0/x
let inverseNext x = 1.0/(x+2.0)
let substractNextInverse x = inverse x - inverseNext x
let skip4List accuracy = [1.0 .. 4.0 .. accuracy]
let add a b = a + b
let inverses accuracy = (List.map substractNextInverse (skip4List accuracy))
let PI accuracy = (List.reduce add (inverses accuracy)) * 4.0
let pi10000000 = PI 10000000.0

murven

var aesAlgorithm = new System.Security.Cryptography.AesManaged();
aesAlgorithm.GenerateIV();
aesAlgorithm.GenerateKey();
var key = aesAlgorithm.Key;
var iv = aesAlgorithm.IV;
Console.WriteLine(key.Length);
Console.WriteLine(key);
Console.WriteLine(iv.Length);
Console.WriteLine(iv);