public void Reload()
{
var arr = JArray.Parse(File.ReadAllText("data/questions.json"));
foreach (var item in arr)
{
var tq = new TriviaQuestion(item["Question"].ToString().SanitizeMentions(), item["Answer"].ToString().SanitizeMentions(), item["Category"]?.ToString());
pool.Add(tq);
}
var r = new FaultyRandom();
pool = new ConcurrentHashSet <TriviaQuestion>(pool.OrderBy(x => r.Next()));
}
public static void Main()
{
ConcurrentHashSet <string> set = new ConcurrentHashSet <string>()
{
"string",
"testing",
"word",
};
Console.WriteLine(set.IsEmpty ? "Empty" : "Not Empty");
set.Clear();
Console.WriteLine(set.IsEmpty ? "Empty" : "Not Empty");
for (int i = 0; i < 10; i++)
{
set.Add(i.ToString());
}
Console.WriteLine("Contents: " + string.Join(", ", set.OrderBy(x => x)));
foreach (string item in set.Take(5).ToList())
{
if (set.TryRemove(item, out string removed))
{
Console.WriteLine("Removed: " + removed);
}
}
if (set.TryGetValue("7", out string str))
{
Console.WriteLine(str + " was found");
}
if (set.TryGetValue("8", out str))
{
Console.WriteLine(str + " was found");
}
}
/// <summary>
/// Gets the current scanned data in polar vectors format (PolarVector ).
/// </summary>
/// <returns>List<PolarVector>.</returns>
public static ConcurrentHashSet <PolarVector> GetCurrentVectors()
{
var result = new ConcurrentHashSet <PolarVector>();
var tmpList = new List <string>();
for (var index = 0; index < 8192; index++)
{
tmpList.Add(" ");
}
var scanData = tmpList.ToArray();
var stopWatch1 = new Stopwatch();
stopWatch1.Start();
var grabResult = LidarGetStringData(
scanData,
(ulong)scanData.Length,
out var outputSize,
2000);
stopWatch1.Stop();
Console.WriteLine($@"Call {nameof(LidarGetStringData)} duration: {stopWatch1.ElapsedMilliseconds}ms");
if (grabResult == 0 &&
outputSize > 0)
{
var stopWatch2 = new Stopwatch();
stopWatch2.Start();
var scanDataResult = scanData.Take((int)outputSize);
Parallel.ForEach(scanDataResult, (dataString, state) =>
{
var payLoad = dataString.Trim();
if (string.IsNullOrEmpty(payLoad))
{
return;
}
var dataStringParts = payLoad.Split(';');
if (dataStringParts.Length <= 1)
{
return;
}
if (double.TryParse(dataStringParts[0], NumberStyles.Any, CultureInfo.CurrentCulture, out var angle) &&
double.TryParse(dataStringParts[1], NumberStyles.Any, CultureInfo.CurrentCulture, out var radius))
{
// Us unit in meter
radius = radius / 10.0;
if (!(radius > 0) ||
!(angle >= 0))
{
return;
}
result.Add(new PolarVector(radius, angle));
}
});
stopWatch2.Stop();
Console.WriteLine($@"Call {nameof(GetCurrentVectors)} duration: {stopWatch2.ElapsedMilliseconds}ms");
}
return(new ConcurrentHashSet <PolarVector>(result.OrderBy(n => n.AngleDeg)));
}
