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+/* @theme jt1qn45ts973hqy674gnpigfw2yjy0wu42ji3bolvcm */div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]{columns:initial!important;display:block!important;padding:0!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]:after,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]:before,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content]:after,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content]:before{display:none!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]{all:initial;display:flex;flex-direction:row;height:100%;overflow:hidden;width:100%}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container][data-marpit-advanced-background-direction=vertical]{flex-direction:column}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background][data-marpit-advanced-background-split]>div[data-marpit-advanced-background-container]{width:var(--marpit-advanced-background-split,50%)}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background][data-marpit-advanced-background-split=right]>div[data-marpit-advanced-background-container]{margin-left:calc(100% - var(--marpit-advanced-background-split, 50%))}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]>figure{all:initial;background-position:center;background-repeat:no-repeat;background-size:cover;flex:auto;margin:0}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]>figure>figcaption{position:absolute;border:0;clip:rect(0,0,0,0);height:1px;margin:-1px;overflow:hidden;padding:0;white-space:nowrap;width:1px}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content],div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=pseudo]{background:transparent!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=pseudo],div#\:\$p>svg[data-marpit-svg]>foreignObject[data-marpit-advanced-background=pseudo]{pointer-events:none!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background-split]{width:100%;height:100%}

Introduction to C# and .NET

-
+

Overview

  • C#
    • @@ -25,7 +25,7 @@
  • Base Class Library (BCL)
-
+

C#

@@ -43,11 +43,11 @@
-
+

C# Syntax example

-
using System;
+
using System;
 
 namespace MyAwesomeProgram
 {
@@ -75,7 +75,7 @@
 
  • Try out the online compiler!
    •
    -
    +

    .NET

    • .NET (pronounced dot net) is Microsoft's software framework for building and running web services @@ -89,7 +89,7 @@
    • Type-safe and memory-safe thanks to GC and strict compilers
    -
    +

    .NET vs .NET Framework

    • .NET Framework @@ -111,7 +111,7 @@
    • We will be using .NET Core as the .NET Framework is considered legacy
    -
    +

    Common Language Infrastructure (CLI)

    @@ -130,7 +130,7 @@
    -
    +

    Base Class Library (BCL)

    • Base Class Library (BCL) is a set of libraries that every .NET implementation uses, mostly under the System namespace
      • @@ -143,7 +143,7 @@
    -
    +

    Assignments

    Assignments about this topic can be found here

    diff --git a/0-introduction-to-csharp-and-dotnet.md b/0-introduction-to-csharp-and-dotnet.md index a7e3cf7..4d328bf 100644 --- a/0-introduction-to-csharp-and-dotnet.md +++ b/0-introduction-to-csharp-and-dotnet.md @@ -44,7 +44,7 @@ Source: [http://pypl.github.io/PYPL.html](http://pypl.github.io/PYPL.html)
    -```c# +```csharp using System; namespace MyAwesomeProgram diff --git a/2-variables-and-types-slides.html b/2-variables-and-types-slides.html index 8bd971c..977a464 100644 --- a/2-variables-and-types-slides.html +++ b/2-variables-and-types-slides.html @@ -13,10 +13,10 @@ /* buutti.css */ /* @theme buutti */div#\:\$p>svg>foreignObject>section .columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:calc(var(--marpit-root-font-size, 1rem) * 1)}div#\:\$p>svg>foreignObject>section .columns12{display:grid;grid-template-columns:1fr 2fr;gap:calc(var(--marpit-root-font-size, 1rem) * 1)}div#\:\$p>svg>foreignObject>section .columns21{display:grid;grid-template-columns:2fr 1fr;gap:calc(var(--marpit-root-font-size, 1rem) * 1)}div#\:\$p>svg>foreignObject>section .columns32{display:grid;grid-template-columns:3fr 2fr;gap:calc(var(--marpit-root-font-size, 1rem) * 1)}div#\:\$p>svg>foreignObject>section .columns23{display:grid;grid-template-columns:2fr 3fr;gap:calc(var(--marpit-root-font-size, 1rem) * 1)}div#\:\$p>svg>foreignObject>section .columns111{display:grid;grid-template-columns:1fr 1fr 1fr;gap:calc(var(--marpit-root-font-size, 1rem) * 1)}div#\:\$p>svg>foreignObject>section .centered{display:flex;flex-direction:column;justify-content:center;text-align:center}div#\:\$p>svg>foreignObject>section .tableborderless td,div#\:\$p>svg>foreignObject>section th{border:none!important;border-collapse:collapse}div#\:\$p>svg>foreignObject>section.extra{background-color:#5d275d;background-image:linear-gradient(to bottom,#401a40,#1d0c1d);color:white}div#\:\$p>svg>foreignObject>section.extra a{color:rgb(145,255,209)}div#\:\$p>svg>foreignObject>section.exercise{background-color:#29366f;background-image:linear-gradient(to bottom,#20636a,#173742);color:white}div#\:\$p>svg>foreignObject>section.exercise a{color:rgb(211,173,255)} -/* @theme oycqwo2imspp4a3ntzxl6ko6u92i15xqrdqfd7tfo1gl */div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]{columns:initial!important;display:block!important;padding:0!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]:after,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]:before,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content]:after,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content]:before{display:none!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]{all:initial;display:flex;flex-direction:row;height:100%;overflow:hidden;width:100%}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container][data-marpit-advanced-background-direction=vertical]{flex-direction:column}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background][data-marpit-advanced-background-split]>div[data-marpit-advanced-background-container]{width:var(--marpit-advanced-background-split,50%)}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background][data-marpit-advanced-background-split=right]>div[data-marpit-advanced-background-container]{margin-left:calc(100% - var(--marpit-advanced-background-split, 50%))}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]>figure{all:initial;background-position:center;background-repeat:no-repeat;background-size:cover;flex:auto;margin:0}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]>figure>figcaption{position:absolute;border:0;clip:rect(0,0,0,0);height:1px;margin:-1px;overflow:hidden;padding:0;white-space:nowrap;width:1px}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content],div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=pseudo]{background:transparent!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=pseudo],div#\:\$p>svg[data-marpit-svg]>foreignObject[data-marpit-advanced-background=pseudo]{pointer-events:none!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background-split]{width:100%;height:100%}
    +/* @theme 8yiv4e0xl4wj3nyluwl608ntiyon4jevegr5ghaz83p */div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]{columns:initial!important;display:block!important;padding:0!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]:after,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]:before,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content]:after,div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content]:before{display:none!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]{all:initial;display:flex;flex-direction:row;height:100%;overflow:hidden;width:100%}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container][data-marpit-advanced-background-direction=vertical]{flex-direction:column}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background][data-marpit-advanced-background-split]>div[data-marpit-advanced-background-container]{width:var(--marpit-advanced-background-split,50%)}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background][data-marpit-advanced-background-split=right]>div[data-marpit-advanced-background-container]{margin-left:calc(100% - var(--marpit-advanced-background-split, 50%))}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]>figure{all:initial;background-position:center;background-repeat:no-repeat;background-size:cover;flex:auto;margin:0}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=background]>div[data-marpit-advanced-background-container]>figure>figcaption{position:absolute;border:0;clip:rect(0,0,0,0);height:1px;margin:-1px;overflow:hidden;padding:0;white-space:nowrap;width:1px}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=content],div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=pseudo]{background:transparent!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background=pseudo],div#\:\$p>svg[data-marpit-svg]>foreignObject[data-marpit-advanced-background=pseudo]{pointer-events:none!important}div#\:\$p>svg>foreignObject>section[data-marpit-advanced-background-split]{width:100%;height:100%}

    Variables and Types

    -
    +

    Overview

    • Variables
      • @@ -30,7 +30,7 @@
    • String Interpolation
    -
    +

    Variables

    • A variable can be thought of as a name for a certain address in computer's memory @@ -42,7 +42,7 @@
    • On more practical terms: We can assign values to named variables.
    -
    +

    Declaring variables

    • Every variable declaration in C# requires the type and the name of the variable, for example:
      int x;
@@ -56,7 +56,7 @@
    -
    +

    Printing to console with Console.WriteLine

    @@ -90,12 +90,12 @@ Console.WriteLine(example);
    -
    +

    Extra: Modifiers

    • A common modifier to add in front of a variable is const, short for constant
      • -
    • If we know that a value of a variable is never going to change during the execution of the script, we can set it to const:
      const int one = 1;
+
    • If we know that a value of a variable is never going to change during the execution of the script, we can set it to const:
      const int one = 1;
 
 one = 2;  // raises an error
 
      
@@ -104,7 +104,7 @@ one = 2;  // raises
 
    • Other modifiers include access modifiers introduced in Lecture 7.
      •
    -
    +

    Comments

    • There are two basic ways to comment in C#:
      // This is a comment
@@ -121,10 +121,10 @@ a) explain your code
      
 b) comment out actual code for testing and debugging
    -
    +

    Data types

    -
    +

    What is a data type?

    • Data type tells to a computer what type of data is stored in a variable.
      • @@ -141,7 +141,7 @@ b) comment out actual code for testing and debugging
    -
    +

    Primitive data types

    @@ -199,7 +199,7 @@ b) comment out actual code for testing and debugging

    More types listed in the C# reference!

    -
    +

    Data type examples

    double airPressure = 1.2;         // Use for most decimal numbers
 decimal accountBalance = 1.2m;    // Use for accuracy (e.g. financial applications)
@@ -211,7 +211,7 @@ b) comment out actual code for testing and debugging
 
  • char is only used for single characters, multi-character strings will be introduced in a bit.
    •
    -
    +

    Extra: Casting data types

    Data types can be cast to another either...

    @@ -239,17 +239,17 @@ Console.WriteLine((decimal)a + b);
  • C# Guide: Casting and type conversions
    • -
    +

    Assignments (variables)

    Assignments about this topic can be found here

    -
    +

    Assignments (data types)

    Assignments about this topic can be found here

    -
    +

    Arithmetic operations?

    • Arithmetic operations are common mathematical operations: @@ -264,7 +264,7 @@ Console.WriteLine((decimal)a + b);
    • The operations are represented by arithmetic operators
    -
    +

    Arithmetic Operators

    @@ -321,7 +321,7 @@ Console.WriteLine((decimal)a + b);
    -
    +

    Exercise 1: Trying Out Variables

      @@ -330,7 +330,7 @@ Console.WriteLine((decimal)a + b);
    1. Print the sum, difference, fraction and product of those values to the console.
    -
    +

    The assignment operator

    We have used the assignment operator = for assigning values for variables:

    int x;
@@ -344,7 +344,7 @@ x = 25;
    -
    +

    Assignment operators

    @@ -398,7 +398,7 @@ x = 25;
    -
    +

    Assignment operators: An example

    int uppercaseLetters = 2;
 uppercaseLetters += 4;          // is now 6
@@ -410,7 +410,7 @@ Console.WriteLine(uppercaseLetters);
 Console.WriteLine(specialCharacters);
    -
    +

    Increment and decrement operations

    • You can increment or decrement a variable value by 1 with dedicated short-hands @@ -447,7 +447,7 @@ a--; // a is now 0
    • ++ and -- are called the increment and decrement operators
    -
    +

    Extra: Increment/decrement operation precedence

      @@ -478,7 +478,7 @@ so its value is 3

    -
    +

    Strings

    • string is a special type that contains an array of characters.
      string name = "Sini Aalto";
@@ -494,7 +494,7 @@ Console.WriteLine(fullName);    // Outputs "Sini
    -
    +

    Character Constants

    • Character constants are preceded by a backslash \ and can be used for formatting strings
      • @@ -513,7 +513,7 @@ Kantola
    • All character constants are listed here
    -
    +

    String Interpolation

    • Concatenating multiple variables into one string with the + operator quickly becomes tedious
      • @@ -526,7 +526,7 @@ Console.WriteLine($"{ani
    -
    +

    String Formatting

    • You can add format strings to change the way variables are interpolated into a string
      • @@ -538,7 +538,7 @@ Console.WriteLine($"Pi to three digits:
    -
    +

    User input with Console.ReadLine()

    @@ -555,7 +555,7 @@ Console.WriteLine(userInput);
    -
    +

    Exercise 2: Weekday survey

      @@ -563,7 +563,7 @@ Console.WriteLine(userInput);
    1. Print Have a nice <weekday> to the console where <weekday> is replaced with the string the user wrote.
    -
    +

    Assignments (arithmetic operations)

    Assignments about this topic can be found here

    diff --git a/2-variables-and-types.md b/2-variables-and-types.md index f599aed..ff5c805 100644 --- a/2-variables-and-types.md +++ b/2-variables-and-types.md @@ -89,7 +89,7 @@ namespace MyAwesomeProgram * A common modifier to add in front of a variable is `const`, short for ***constant*** * If we know that a value of a variable is never going to change during the execution of the script, we can set it to `const`: - ```c# + ```csharp const int one = 1; one = 2; // raises an error