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The Complete C# Developer CourseTwitter : ahmadmohey85 Ahmad Mohey | Full Stack Developer E-mail : ahmadmohey@gmail.com... Advanced C# Part 1Twitter : ahmadmohey85 Ahmad Mohey | Full Sta

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The Complete C# Developer Course

Twitter : ahmadmohey85

Ahmad Mohey | Full Stack Developer

E-mail : ahmadmohey@gmail.com

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Advanced C# Part 1

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.NET Framework Advanced C# Part 1

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.NET Framework C# programs run on the NET Framework

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.NET Framework

What is Net framework?

It is a component of Windows that includes a virtual execution system called the (CLR) Common Language Runtime and a unified set of class libraries

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.NET Framework

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System System.Activities System.Collections System.Data

System.Diagnostics System.DirectoryServices System.Drawing

System.Globalization System.IO

System.Linq System.Management System.Messaging System.Net

System.Printing System.Resources System.Security System.Speech

System.Text System.Threading System.Timers

System.Web System.Windows

Framework Class Libraries

https://msdn.microsoft.com/en-us/library/mt472912.aspx

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Build, Rebuild and Clean

Build

Build the files that

have been modified

since the last

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string VS StringAdvanced C# Part 1

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string VS String

string is a keyword in Base Class Library (BCL)

System.String in Framework Class Library (FCL)

directly maps

string is an alias for the System.String

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DocumentationsAdvanced C# Part 1

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SnippetsAdvanced C# Part 1

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Exercise file creator

Enum Languages

English German Arabic Chinese

etc

Corresponding folders

English German Arabic Chinese

etc

Inside each folder

English\log.txt German\log.txt Arabic\log.txt Chinese\log.txt

etc

File no 1, created on date and time

Sample text inside file

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Introduction to cryptographyAdvanced C# Part 1

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Types of encryption

Symmetrical Encryption:

Encryption and decryption use the same key

Plain text Encryption

Encryption and decryption use different key, a public key and a private key

Plain text Encryption

Public key

Cipher text Decryption

Private key

Plain text

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Plain: winter is coming

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Popular Encryption Algorithms

DES Triple DES

RSA BlowFish

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Caesar cipher exercise

Plain: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Cipher: X Y Z A B C D E F G H I J K L M N O P Q R S T U V W

3 digits shift

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Assignment No.9: (Caesar Cipher App)

• Let user to choose between encryption, decryption or exit the app

Encryption mode

Decryption mode

Exit mode

• All app text should be in green and user’s should be in white

• Try to catch any error possible like wrong path etc

• Error messages should be in red.

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Assignment No.10: (Caesar Cipher Encrypt Snippet)

• Create snippet to create caesar cipher encryption method.

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