Tips

1. Guid\Ulid

Guid.CreateVersion7()

 Ulist.NewUlid();

2. Cancelletion Token

cancelletationToken.ThrowIdCancellationRequester();

3. Waffle Engine

Create lorem ipsum but more realistin looking

4. UnitsNet

Convert miles to kilometer. 

5. stackalloc

Span<int> bugger = stackalloca int[8];

6. not, and, or

7. Throw nul exception

ArgumentNullException.ThrofIfNull(input);

8. ValueTuple

9. Exception handler when

catche (HttpRequestException ex) when(ex.Message.Contains("404"))

{return "not found";}

10. Array last item

array[^1];

11. Regex match

[GeneratedRegex(@"^\d{3}-\d{2}-\d{4}$")]

private static partial Regex SsnRegex();

[Benchmark]

public bool IsValidSsnNew()

{

return SsnRegex().IsMatch(TestSsn);

}