C# and WPF tutorial files

2017-05-29 21:01:07 +01:00
parent dfdd754362
commit 1cb838df3a
107 changed files with 5760 additions and 0 deletions
--- a/Beginners/BitwiseOperators/Program.cs
+++ b/Beginners/BitwiseOperators/Program.cs
@ -0,0 +1,101 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BitwiseOperators
+{
+    public enum SomeValues
+    {
+        Red = 1,
+        Blue = 2,
+        Green = 4,
+        Black = 8,
+        White = 16,
+        Orange = 32,
+        Yellow = 64,
+        Pink = 128,
+    }
+
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            //
+            //   Binary
+            //
+
+            //
+            //   Bitwise operators
+            //
+            //      And     & (Both)
+            //      Or      | (Either)
+            //      Xor     ^ (Exclusive or, different)
+            //      Not     ~ (Invert)
+            //    
+
+            byte a = 122;
+            byte b = 7;
+
+            byte result = (byte)(a & b);
+
+            //Console.WriteLine($"{ Convert.ToString(a, 2).PadLeft(8, '0')} &");
+            //Console.WriteLine($"{ Convert.ToString(b, 2).PadLeft(8, '0')}");
+            //Console.WriteLine($"--------");
+            //Console.WriteLine($"{ Convert.ToString(result, 2).PadLeft(8, '0')}");
+            //Console.WriteLine();
+
+            //
+            //   Bitwise Shifting
+            //
+            //      Left    <<
+            //      Right   >>
+            //      
+
+
+            //byte c = 25;
+
+            //var cResult = (byte)(c << 4);
+
+            //Console.WriteLine($"{ Convert.ToString(c, 2).PadLeft(8, '0')} << 1");
+            //Console.WriteLine($"--------");
+            //Console.WriteLine($"{ Convert.ToString(cResult, 2).PadLeft(8, '0')}");
+
+
+            //   Usage
+            //   
+            //      Toggling boolean
+            //      Enum flags
+            //      Masking
+            //
+
+            // Invert booleans
+            var d = true;
+            d ^= true;
+
+            // Enum flags
+            var someVals = (byte)(SomeValues.Blue);
+            Console.WriteLine($"{ Convert.ToString((byte)someVals, 2).PadLeft(8, '0')}");
+
+            if ((someVals & (byte)SomeValues.Blue) == (byte)SomeValues.Blue)
+                Console.WriteLine("Blue was included");
+            if ((someVals & (byte)SomeValues.White) == (byte)SomeValues.White)
+                Console.WriteLine("White was included");
+
+            // Masking 
+            //
+            // -----1- Input
+            // 0000010 < Important bit (the mask)
+
+            // 0000010
+
+            var input = (byte)(SomeValues.White | SomeValues.Blue);
+            var mask = (byte)SomeValues.Blue;
+            var r = input & mask;
+
+
+            Console.ReadLine();
+        }
+    }
+}