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Courseware

Fast-track C# course manual

Here are the chapters included in this course manual (we use exactly the same manuals for our classroom and online Visual C# courses).

Click here to download a sample of the first two chapters of this Fast-track C# manual, or review how to license our courseware.

Chapter 1 - VISUAL STUDIO PRIMER▼

Section	Title	Subsections	Page
1.1	Windows Forms		8
1.2	Customising Visual Studio	Setting the Default Start-up Page Creating Appropriate Settings	8
1.3	Creating Projects		9
1.4	Saving and Closing Files	Closing One Window Closing All or Nearly All Windows	10
1.5	Auto-hiding windows		12
1.6	The Three Most Useful Windows	Displaying Windows Properties Window The Toolbox	12

Chapter 2 - DRAWING FORMS▼

Section	Title	Subsections	Page
2.1	Creating a New Form		14
2.2	Changing form properties		15
2.3	Form Controls	Definition of Controls Adding controls	15
2.4	Selecting Controls	Selecting a Single Control Selecting Several Controls Selecting All Controls	16
2.5	Basic Formatting	Resizing Controls Changing how Controls Look Moving Controls	17

Chapter 3 - RUNNING APPLICATIONS▼

Section	Title	Subsections	Page
3.1	Running a Program	Setting the Default Form in Program.cs Running and Stopping Programs	19
3.2	Dealing with Errors	Building a Project Dealing with Build Errors	19

Chapter 4 - FORM EVENTS▼

Section	Title	Subsections	Page
4.1	Events	Attaching Code to a Control’s Default Event Creating a New Event-Handler for an Event Handling an Event with an Existing Routine	21
4.2	Switching Between Form Design and Code View	Using the Keyboard Using Solution Explorer	22
4.3	Those Strange Event Arguments	Argument 1 – The Object that Called the Event Argument 2 – The Event Arguments	23

Chapter 5 - VARIABLES AND DATA TYPES▼

Section	Title	Subsections	Page
5.1	Why Use Variables?		26
5.2	Declaring Variables	Declaring Variables Creating Nullable Variables Using Modified Hungarian Notation Default Values for Variables Problems with Declaring Variables within Clauses	26
5.3	Setting Values in Variables	Declaring Integer Variables and Adding/Subtracting Accumulating Text in String Variables	29
5.4	Variable Data Types	Mapping C# Data Types to the CLR Runtime A Lazy Person’s Data Types Logical Values Integers Decimal (Floating Point) Numbers Strings and Text Dates and Times Objects	30
5.5	Converting Variables	Conversion Using Convert.To ToString() – Special Case for String Conversions Casting Data Types	33
5.6	Variable Scope		34
5.7	Notes on Working with Specific Data Types	Working with Characters Working with Strings Escape Characters Verbatim Strings Splitting Strings Formatting Dates Working with Numbers – Possible Operations	35
5.8	Constants		39
5.9	Testing Data Types		40

Chapter 6 - CONDITIONS▼

Section	Title	Subsections	Page
6.1	Using IF for Conditions		42
6.2	Operators		42
6.3	The SWITCH statement	Limitations of SWITCH	43
6.4	Ternary and Coalesce Operators	The Ternary Operator The Null Coalesce Operator	44

Chapter 7 - LOOPS▼

Section	Title	Subsections	Page
7.1	Looping in C#	Looping Over a Collection/Array Looping a Given Number of Times Looping While a Condition is True (While/Do)	46
7.2	Breaking Out of Loops		48

Chapter 8 - ENUMERATIONS▼

Section	Title	Subsections	Page
8.1	Creating and Using Enumerations		50
8.2	Customising Enumerations	Enumeration Aliases Changing Enumeration Integer Values Changing the Enumeration Data Type	50
8.3	Looping over Enumerations		51

Chapter 9 - ERROR TRAPPING▼

Section	Title	Subsections	Page
9.1	Try / Catch / Finally	Syntax of the Try / Catch Statement General error trapping example – validating an integer Catching Specific Errors The Finally clause A better alternative to finally – Using Throwing Exceptions Exceptions bubble up the call stack	53

Chapter 10 - FILES AND FOLDERS▼

Section	Title	Subsections	Page
10.1	StreamReaders and StreamWriters	Our Example Referencing the System.IO Namespace Reading in the Customers Writing out the customers’ details to file	59
10.2	Using FILE		61
10.3	FileInfo and DirectoryInfo	Useful File Properties Getting at folders Looping over files in folders Recursively looping over all folders and files	63

Chapter 11 - DESIGNING CLASSES▼

Section	Title	Subsections	Page
11.1	Cats as Objects	Types, Classes and Objects Instantiation and Termination Properties Methods Encapsulation and Exposure Inheritance	65
11.2	Our Example – Dating Agency Customers	Our Customer Class Envisaging how you will Consume a Class	67

Chapter 12 - CREATING CLASSES▼

Section	Title	Subsections	Page
12.1	Creating a Class		70
12.2	Namespaces	Example of a Namespace The Using Statement Removing Unused Using Statements Giving Aliases to Namespaces Our DatingAgency Namespace	71
12.3	Creating a Constructor	Syntax of a Constructor Example of a Constructor	72
12.4	Fields and Properties	Creating Fields Properties Refactoring (encapsulating) fields The Quickest and Best Way to Create Properties Properties which Perform Other Logic	74
12.5	Methods	Void Methods Methods which Return Values Choosing between a Property and a Method	78
12.6	Static Properties and Methods	Example of a Static Property Example of a Static Method	80

Chapter 13 - STRUCTURES▼

Section	Title	Subsections	Page
13.1	Overview of Structures		83
13.2	Differences between Structures and Classes	Structures are Value Types Other Differences	83
13.3	Familiar Structures!		85

Chapter 14 - VALUE AND REFERENCE▼

Section	Title	Subsections	Page
14.1	Types of Memory (Stack and Heap)		87
14.2	Types of Variables	Direct Variables Indirect Variables	87
14.3	Boxing and Unboxing	System.Object Boxing Unboxing	88
14.4	Passing by Value and Reference	Arguments are passed by value by default Passing arguments by reference using REF or OUT	90

Chapter 15 - OVERLOADING▼

Section	Title	Subsections	Page
15.1	Overloading		92
15.2	Creating Overloaded Methods	Consuming the method Creating our FIND method	92
15.3	Overloading Constructors		94

Chapter 16 - INHERITANCE▼

Section	Title	Subsections	Page
16.1	The Concept		96
16.2	Existing Classes in .NET		96
16.3	Inheriting from Existing Classes	The code for this example	97
16.4	Creating your own Hierarchy	Our example – arranging dates between customers How to inherit classes – syntax Calling the base constructor Creating protected members and fields	99
16.5	Overriding Properties	The problem: duplicate member name Two possible solutions: NEW versus OVERRIDE Using NEW to solve our problem Using OVERRIDE and VIRTUAL to solve our problem	102
16.6	Overriding Methods	Calling the BASE method	104
16.7	Sealed Classes and Members	Sealing classes Sealing methods and properties	105
16.8	Abstract Classes and Members		106

Chapter 17 - EXTENSION METHODS▼

Section	Title	Subsections	Page
17.1	Overview of Extension Methods	Syntax of Extension Methods	108
17.2	Examples of Extension Methods	Converting text to proper case Logging details for a customer	109

Chapter 18 - INTERFACES▼

Section	Title	Subsections	Page
18.1	Example .NET Interface		110
18.2	Creating Interfaces	Our simple example – drawing controls on a form Adding an Interface Syntax of an Interface Implementing an interface in a class The big question – what was the point?	110
18.3	A Realistic Interfaces Example	Our Example The interface design and solution Starting to load the form Dealing with advertisement income Normal customers Life memberships Populating the DataGridView	113

Chapter 19 - DELEGATES AND EVENTS▼

Section	Title	Subsections	Page
19.1	Overloading Operators		120
19.2	Our Example		121
19.3	Creating Delegates	Declaring the delegate Creating the customer acceptance notification method Consuming the delegate Storing methods inside the class	121
19.4	Using Adapters	Why you need adapters Coding adapters	125
19.5	Anonymous Methods		126
19.6	Events	Built-in WinForms Events Creating your own event	127

Chapter 20 - LAMBDA EXPRESSIONS▼

Section	Title	Subsections	Page
20.1	Passing Delegates to Methods	Jargon time! An example of a predicate delegate	130
20.2	Anonymous Delegates and Lambda Expressions	Anonymous Delegates Lambda Expressions	130
20.3	Query Syntax and Method Syntax		131
20.4	A Full Worked Example		133

Chapter 21 - ARRAYS▼

Section	Title	Subsections	Page
21.1	Arrays	Creating single-dimensional arrays Populating arrays and retrieving items Looping over arrays Multi-dimensional arrays	134

Chapter 22 - LISTS▼

Section	Title	Subsections	Page
22.1	Overview of Lists	An Example of a List	136
22.2	Working with Lists	Creating a List Adding Items to a List Counting the Items in a List Displaying All of the Items in a List (FOR EACH) Removing Items from a List Finding items in a list Lambda Expression Syntax for Find Methods	136
22.3	Getting a Subset of a List	Method 1: Using FindAll Getting a Subset of a List – Method 2: Using GetRange	140
22.4	Joining and Splitting String Lists		140

Chapter 23 - STACKS AND QUEUES▼

Section	Title	Subsections	Page
23.1	Queues		142
23.2	Stacks		142

Chapter 24 - DICTIONARIES▼

Section	Title	Subsections	Page
24.1	Key/Value Pairs		144
24.2	Our Example – the Customer Class		145
24.3	Working with Dictionaries	Creating a Dictionary Adding to a dictionary Removing from a Dictionary Accessing Dictionary Values Determining if a key exists	146
24.4	Looping over dictionary items	Looping by Key Value Pair Looping by Key Only Looping by Value Only	148
24.5	The SortedDictionary Type		148

Chapter 25 - DATA TABLES▼

Section	Title	Subsections	Page
25.1	Overview of Data Tables	Referencing System.Data How data tables work	150
25.2	Working with Data Tables	Creating a Data Table Adding rows Looping over rows to retrieve data	151

Chapter 26 - GETTING STARTED WITH LINQ▼

Section	Title	Subsections	Page
26.1	What is LINQ?	Referencing the LINQ Namespace	153
26.2	Anatomy of a LINQ Query		153
26.3	Implicit and Explicit Variable Types	LINQ queries are compiled Implicit variable types The case for explicit variable types	155
26.4	Examples for Different Enumerable Sets		157

Chapter 27 - LINQ SYNTAX▼

Section	Title	Subsections	Page
27.1	Our Example		159
27.2	The SELECT keyword	Transformations	160
27.3	Projections using Anonymous Types	Creating anonymous types Using LINQ to project data onto anonymous types Using anonymous types to merge data	160
27.4	Taking and Skipping		163
27.5	Forcing Query Execution		164
27.6	Ordering a Sequence (ORDERBY)		165
27.7	Filtering (WHERE)	Calling methods in where clauses	166
27.8	Adding Expressions (LET)	Example: listing primes	168

Chapter 28 - TYPES OF DATA MODEL▼

Section	Title	Subsections	Page
28.1	Our Example	The 3 Types of Data Model	170
28.2	Code First Models	Creating the Table Classes Creating the Database Class Creating the Database Viewing the Database	171
28.3	The Model First Approach		173
28.4	Database First		174
28.5	Thoughts on which Approach to Use	Do you have a Database? How do you Change your Database? Do you like Wizards? Our Recommendation: Database First	175

Chapter 29 - DATABASE FIRST MODELS▼

Section	Title	Subsections	Page
29.1	Creating a Model	Step 1 - Creating the Database Step 2 – Adding a New Item Step 3 – Choosing the Model Type and Connection Step 4 – Choosing the EF Version Step 5 – Choosing the Entities for your Model Step 6 - Saving your Model	177
29.2	Updating Models		181

Chapter 30 - LINQ AND ENTITY FRAMEWORKS▼

Section	Title	Subsections	Page
30.1	Getting Data with LINQ	Creating a Data Context Selecting Data using LINQ Using Relationships	182
30.2	Changing Data	Inserting Rows Deleting Rows Editing Rows	184
30.3	Returning Anonymous Types		186
30.4	Working with Stored Procedures	Changing Stored Procedures	187
30.5	Partial Classes and Entity Frameworks	Creating a partial class Partial classes don’t work with LINQ	189
30.6	Joining Tables		191

Chapter 31 - GROUPING IN LINQ AND EF▼

Section	Title	Subsections	Page
31.1	Basic Grouping	How grouping works	192
31.2	Grouping into Ranges	Grouping films by their initial letter Grouping customers by their decade of birth	193
31.3	Grouping Into and Ordering		196

Chapter 32 - USEFUL SHORT-CUT KEYS▼

Section	Title	Subsections	Page
32.1	The Best Short-Cut Keys in Visual Studio	Going to the definition of a variable or member Going forward and backward using the keyboard Auto-formatting text Adding a Using statement	197

If you book a place on one of our courses you will automatically get access to the relevant courseware manual online, and also have the option to receive a paper copy of it.

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