2. HowTo
3. C# Howtos

Csharp String

• C# Convert String to Enum
• C# Convert Int to String
• Use Strings in Switch Statement in C#
• Convert a String to Boolean in C#
• Convert a String to Float in C#
• Convert a String to a Byte Array in C#
• Write a Multiline String Literal in C#
• C# Convert String to Datetime
• C# Identify if a String Is a Number
• Convert String to Int in C#
• C# Convert Byte Array to String
• C# Convert a Char to an Int
• C# Efficiently Remove All Whitespaces From a String
• Repeat String X Times in C#
• Convert Enum to String in C#
• Repeat String in C#
• Check Palindrome String in C#
• Check if a String Is Null or Empty in C#
• Convert String to Hex in C#
• Format a String to Currency in C#
• Read a File to String in C#
• Remove First Character From String in C#
• Remove Quotes From String in C#
• Truncate a String in C#
• Find Substring in a String in C#
• Add String to an Array in C#
• Compare Two Strings by Ignoring Case in C#
• Convert String to JSON Object in C#
• Generate Random Alphanumeric Strings in C#
• Count Occurrences of a Character Inside a String in C#
• Get the First Character of a String in C#
• Validate Email Address in C#
• Encode and Decode a Base64 String in C#
• Encrypt and Decrypt a String in C#
• Escape Double Quotes in C#
• Split String to List in C#
• Case Insensitive Contains String Function in C#
• Convert List<string> to String in C#
• Enum Strings in C#
• Reverse a String in C#
• Add Newline to String in C#
• Add a Tab to a String in C#
• Remove a Character From a String in C#

Csharp Enum

• C# Convert String to Enum
• Convert Int to Enum in C#
• Convert Enum to String in C#
• Enum Strings in C#
• Enumerate an Enum in C#
• Get Int Value From Enum in C#

Csharp Integer

• C# Convert Int to String
• Convert Int to Enum in C#
• Random Int in C#
• Random Number in a Range in C#
• Convert String to Int in C#
• Convert Int to Bool in C#
• Convert Long to Integer in C#
• Convert Int to Hex in C#
• Convert Object to Int in C#
• Convert Integer to Binary in C#
• Convert Float to Int in C#
• Convert Double to Int in C#
• Get Int Value From Enum in C#

Csharp File

• Get File Name From the Path in C#
• Rename a File in C#
• Download a File From a URL in C#
• C# Read a Text File Line by Line
• Append to Text File in C#
• Delete All Files in a Directory in C#
• Get All File Names in a Directory in C#
• Read a File to String in C#
• Unzip a Zip File in C#
• Write a Stream to a File in C#
• Get File Size in C#
• Get Relative Path of a File in C#
• Read and Write to a File in C#
• Check Whether a File Exists in C#
• Delete a File in C#

Csharp Array

• Get the Length of an Array in C#
• Sort an Array in C#
• Sort an Array in Descending Order in C#
• Remove Element of an Array in C#
• Convert a String to a Byte Array in C#
• Adding Values to a C# Array
• C# Read a CSV File and Store Its Values Into an Array
• Array of Lists in C#
• Shuffle an Array in C#
• Merge Two Arrays in C#
• Add String to an Array in C#
• Array Slicing in C#
• Declare a Constant Array in C#
• Print Array in C#
• Difference Between a Jagged Array and a Multi-Dimensional Array in C#
• Get Length of a 2D Array in C#
• Append to Array in C#
• Convert Array to List in C#
• Get the Size of an Array in C#
• Check if an Array Contains a Value in C#

Csharp Method

• Optional Parameter in C#
• Pass a Method as a Parameter in C# Function
• Sort a List by a Property in the Object in C#
• C# Pass Multiple Parameters to a Get Method

Csharp Parameter

• Optional Parameter in C#
• Pass a Method as a Parameter in C# Function
• Sort a List by a Property in the Object in C#

Csharp Switch

• Use Strings in Switch Statement in C#
• Multiple Case Switch Statement in C#

Csharp Boolean

• Convert a String to Boolean in C#

Csharp Float

• Convert a String to Float in C#
• Float vs Double vs Decimal in C#
• Convert Float to Int in C#
• Generate a Random Float in C#

Csharp Timer

• Make a Delay Timer in C#
• Count Down Timer in C#
• Timer in C#

Csharp IEnumerable

• Convert an IEnumerable to a List in C#
• Convert List to IEnumerable in C#

Csharp List

• Convert an IEnumerable to a List in C#
• C# Remove Item From List
• C# Join Two Lists Together
• Convert List to IEnumerable in C#
• Convert String to Char in C#
• Remove Duplicates From List in C#
• Thread Safe List in C#
• Get the Last Element of a List in C#
• Initialize a List of Tuples in C#
• Add List to Another List in C#
• Add String to an Array in C#
• ArrayList vs List in C#
• Iterate Through a List in C#
• Compare Two Lists in C#
• Copy a List in C#
• Split String to List in C#
• Check if List Is Empty in C#
• Convert Array to List in C#
• Convert List<string> to String in C#
• Declare a Multidimensional List in C#
• Shuffle a List in C#

Csharp Directory

• Create a Folder in C#
• C# Get the Current Folder Path
• Delete All Files in a Directory in C#

Csharp Datetime

• C# Convert String to Datetime

Csharp Decimal

• Round a Decimal Value to 2 Decimal Places C#
• Float vs Double vs Decimal in C#

Csharp Loop

• Get the Index of the Current Iteration of a Foreach Loop in C#

Csharp JSON

• C# Parse JSON
• C# Convert the Object to a JSON String
• Convert String to JSON Object in C#
• Read a JSON File in C#

Csharp Dictionary

• Best Way to Iterate Over a Dictionary in C#
• Get Dictionary Key by Value in C#
• Sort Dictionary by Value in C#
• C++ Map<T1, T2> Equivalent in C#
• Initialize a Dictionary in C#
• Get Dictionary Value by Key in C#

Csharp CSV

• C# Write Data Into a CSV File
• C# Read a CSV File and Store Its Values Into an Array
• Parse CSV File in C#

Csharp Textbox

• C# Make a Textbox That Only Accepts Numbers

Csharp DateTime

• C# Get the Unix Timestamp
• C# Get the Current Date Without Time
• Get Current Time in C#
• Calculate the Difference Between Two Dates in C#

Csharp Byte Array

• C# Convert Byte Array to String
• Convert Stream to Byte Array in C#

Csharp Char

• C# Convert a Char to an Int
• Count Occurrences of a Character Inside a String in C#
• Get the First Character of a String in C#
• Get ASCII Value of Character in C#
• Remove a Character From a String in C#

Csharp Xml

• C# Read and Parse an XML File

Csharp GUI

• Check if TextBox Is Empty in C#
• Clear TextBox in C#
• Multiline Label in C#
• TextBox New Line in C#
• Clear ListBox in C#
• Popup Message in C#
• Close Form in C#
• Numbers Only in TextBox in C#
• Message Box in C#

Csharp Process

• Check if Process Is Running in C#

Csharp Class

• Destroy Object in C#
• Deep Copy in C#
• Pass Object by Reference in C#
• Call Constructor From Another Constructor in C#
• Copy a Object in C#
• Call Constructor of Base Class From the Constructor of Child Class in C#
• Partial Class in C#
• Difference Between Struct and Class in C#

Csharp Path

• Get Executable Path in C#
• Get Relative Path of a File in C#

Csharp HTML

• HTML to PDF in C#

Csharp PDF

• HTML to PDF in C#

Csharp Excel

• Read XLSX File in C#
• Write to an Excel File in C#

Csharp Network

• REST API in C#
• Get Local IP Address in C#

Csharp Math

• Standard Deviation in C#
• Calculate Distance Between 2 Points in C#

Csharp Keyword

• The nameof Expression in C#
• Java final Equivalent Keyword in C#
• The yield Keyword in C#

Csharp Thread

• Thread Safe List in C#
• Thread vs Task in C#
• Wait for a Thread to Finish in C#
• lock Statement in C#

Csharp Operator

• C# Equals() vs ==

Csharp Exception

• Catch Multiple Exceptions in C#

Csharp Bool

• Convert Int to Bool in C#

Csharp Long

• Convert Long to Integer in C#

Csharp Hex

• Convert String to Hex in C#
• Convert Int to Hex in C#

Csharp Type

• Create New Instance From Type in C#

Csharp Object

• Delete Object in C#
• Serialize an Object to XML in C#
• Check if an Object Is Null in C#

Csharp Memory

• Force Garbage Collection in C#

Csharp Console

• Keep Console Open in C#
• Read Integer From Console in C#
• Exit Console Application in C#
• Properly Exit an Application in C#
• Pause Console in C#

Csharp LINQ

• LINQ Group by in C#

Csharp IO

• Read Integer From Console in C#

Csharp XML

• Serialize an Object to XML in C#

Csharp DataTable

• Sort DataTable in C#
• Create DataTable in C#

Csharp Task

• Thread vs Task in C#

Csharp Zip

• Unzip a Zip File in C#

Csharp Stream

• Write a Stream to a File in C#
• Convert Stream to Byte Array in C#

Csharp Debug

• Write to the Output Window in C#

Csharp Function

• Abstract Function vs Virtual Function in C#
• Create an Inline Function in C#
• Pass a Function as a Parameter in C#
• Return Multiple Values From a Function in C#

Csharp URL

• Get URL of Current Page in C#

Csharp Tuple

• Initialize a List of Tuples in C#

Csharp Singleton

• Singleton Class in C#

Convert Object

• Convert Object to Int in C#

Csharp Image

• Download Image in C#
• Resize an Image in C#

Csharp Synchronization

• async and await in C#

Csharp ArrayList

• ArrayList vs List in C#

Csharp Database

• MySql Connection in C#
• SQL Insert Query in C#

Csharp Print

• Print Array in C#

Csharp Time

• Use Stopwatch in C#

Csharp Double

• Float vs Double vs Decimal in C#
• Convert Double to Int in C#
• Round a Double Value to an Integer Value in C#

Csharp Command

• Run a Command-Prompt Command in C#

Csharp Binary

• Convert Integer to Binary in C#

Csharp Property

• Get and Set in C#

Csharp HTTP

• Make HTTP POST Web Request in C#

Csharp Variable

• Declare a Global Variable in C#