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anotherlab / MakeValidCall.cs
Last active May 19, 2021
Sample code code to illustrate how to call MakeValid
View MakeValidCall.cs
SQL code for SQL Server from
C# version using SqlGeography instead of SqlGeometry
Requires the Microsoft.SqlServer.Types assembly
Install-Package Microsoft.SqlServer.Types -Version 14.0.1016.290
void MakeValidCall()
anotherlab / num-lock.ps1
Last active Jul 5, 2020
Windows-only script to set the state of the Num Lock key
View num-lock.ps1
# One parameter, to set the Num Lock state to On or Off, with
# On as the default
[ValidateSet("On", "Off")]
[String[]] $onoff='On'
# Get the current state of the Num Lock key
$CurrentState = [console]::NumberLock
anotherlab / get-static-console.ps1
Created Jul 4, 2020
Get a list of static members from the system.console class
View get-static-console.ps1
[system.console] | Get-Member -Static -MemberType property | Format-Table name
anotherlab / adb-32.png
Last active May 23, 2020
Quick little PowerShell script to add the ADB tools to the path
anotherlab / SysProp.cs
Created Feb 8, 2019
Xamarin C# code to access system properties via Android's hidden SystemProperties class
View SysProp.cs
using System;
namespace Os.Properties
// Get access to the hidden SDK class SystemProperties. The SystemProperties
// class provides access to the System Properties store. This store contains
// a list of key-value pairs
// See
public static class SysProp
anotherlab / program.cs
Created Apr 6, 2018
Creating a video capture filter with DirectShow
View program.cs
if (new FilterGraph() is IFilterGraph2 graphBuilder)
// Create a video capture filter for the device
graphBuilder.AddSourceFilterForMoniker(dev.Mon, null, dev.Name, out IBaseFilter capFilter);
// Cast that filter to IAMCameraControl from the DirectShowLib
IAMCameraControl _camera = capFilter as IAMCameraControl;
// Get the current focus settings from the webcam
_camera.Get(CameraControlProperty.Focus, out int v, out CameraControlFlags f);
anotherlab / program.cs
Created Apr 6, 2018
Using the list of attached webcams
View program.cs
// Get the list of connected video cameras
DsDevice[] devs = DsDevice.GetDevicesOfCat(FilterCategory.VideoInputDevice);
// Filter that list down to the one with hyper-aggressive focus
var dev = devs.Where(d => d.Name.Equals("Microsoft® LifeCam HD-5000")).FirstOrDefault();
anotherlab / SmokeOnTheWater.c
Last active May 19, 2017
The opening notes of "Smoke On The Water"
View SmokeOnTheWater.c
void Smoke()
int v = 50;
int duration = 500;
Beep(v, 2940, duration, 10);
Beep(v, 3490, duration, 10);
Beep(v, 3920, duration * 1.5, 150);
Beep(v, 2940, duration, 10);
anotherlab / FinalCountDown.c
Last active May 19, 2017
C code to play the opening notes of "The Final Countdown" on an Elatec TWN4 RFID reader
View FinalCountDown.c
void FinalCountDown(void)
int v = 100;
int duration = 125;
Beep(v, CS5, duration, 10);
Beep(v, B4, duration, 10);
Beep(v, CS5, duration*4, 10);
Beep(v, FS3, duration*5, duration*5);
Beep(v, D5, duration, 10);
anotherlab / notefreq.h
Created May 19, 2017
Music notes defined as constants
View notefreq.h
#define A3 110
#define B3 123
#define C3 131
#define D3 147
#define E3 165
#define F3 175
#define FS3 185
#define G3 392
#define A4 220
#define B4 247