kerslake

[EventSource(Name="Company-EventLog")]
public sealed class MyEventSource : EventSource
{
  public static MyEventSource Log = new MyEventSource();

  [Event(1, Message="Request submitted: {0}", Channel = EventChannel.Operational)]
  public void RequestSubmitted(string requestId)
  {
    this.WriteEvent(1, requestId);
  }

kerslake

MyEventSource.Log.RequestSubmitted("12345");

kerslake

wevtutil.exe im C:\temp\mynamespace.Company-EventLog.etwManifest.man /rf:"C:\temp\mynamespace.Company-EventLog.etwManifest.dll" /mf:"C:\temp\mynamespace.Company-EventLog.etwManifest.dll"

wevtutil um C:\temp\mynamespace.Company-EventLog.etwManifest.man

kerslake

logman.exe create trace my-trace-session -p Company-EventLog

logman.exe start my-trace-session

logman.exe stop my-trace-session

logman.exe delete my-trace-session

kerslake

var streamOverTime = Observable.Interval(TimeSpan.FromSeconds(1));

var squaredStreamOverTime = streamOverTime.Select(value => Math.Pow(value, 2));

squaredStreamOverTime.Subscribe(Console.WriteLine);

kerslake

Retry-Command -Command 'Get-Process' -Args @{ Id = "8156" } -Verbose

kerslake

VERBOSE: Command [Get-Process] failed. Retrying in 2 seconds.
VERBOSE: Command [Get-Process] failed. Retrying in 2 seconds.
VERBOSE: Command [Get-Process] failed. Retrying in 2 seconds.
VERBOSE: Command [Get-Process] failed. Retrying in 2 seconds.
VERBOSE: Command [Get-Process] failed. Retrying in 2 seconds.
VERBOSE: Command [Get-Process] failed the maximum number of 5 times.
Cannot find a process with the process identifier 8156999.
At C:\Retry-Command-usage.ps1:line:19 char:13
+             & <<<<  $command @args

kerslake

Handles  NPM(K)    PM(K)      WS(K) VM(M)   CPU(s)     Id ProcessName
-------  ------    -----      ----- -----   ------     -- -----------
   4197     559  1103124    1238548  2052   426.22   8156 devenv     
VERBOSE: Command [Get-Process] succeeded.

kerslake

public class WelcomeController : TwilioApiController
{
    public HttpResponseMessage Post(VoiceRequest request)
    {
        var response = new TwilioResponse();
        response.Say("Welcome to this Twilio demo app. Please enter your 3 digit pin code.");
        response.Gather(new { numDigits = 3, action = string.Format("/api/Authenticate") });

        return this.TwiMLResponse(response);
    }

kerslake

public abstract class TwilioApiController : ApiController
{
    protected HttpResponseMessage TwiMLResponse(TwilioResponse response)
    {
        return this.Request.CreateResponse(HttpStatusCode.OK, response.Element, new XmlMediaTypeFormatter());
    }
}