Hands-on Demos

Play with these interactive demos. Each one is cross-referenced to descriptions in the textbook. They can reinforce a deeper understanding of key topics covered in the book.

Chapter One Demos

1. Creating flowcharts: DoFlowchart (p. 12)
2. Tracing the Euclidean GCD: InteractiveGCD (p. 18)

Chapter Two Demos

1. Binary counters: UpCounter and DownCounter of unsigned numbers (p. 28)
2. Octal and hex counters: OctalCounter and HexCounter (p. 30)
3. Your own counter: ArbCounter (p. 30)
4. Two's complement counter: SignedCounter (p. 32)
5. Base conversion: BaseConversion (p. 37)
6. Unicode Lookup: UnicodeLookup (p. 39)

Chapter Three Demos

1. InteractiveTruthTable (p. 48)
2. Logic gate tool: GateSimulator (p. 50)
3. NAND is universal: NandGate (p. 54)

Chapter Four Demos

1. Web browsers: WebBrowser (p. 71)
2. Web browser master password: MasterPassword (p. 71)
3. Input focus: FocusDemo (p. 76)
4. Try the CLI: CLIdemo (p. 79)
5. SSH/SFTP (p. 80)

Chapter Five Demos

1. Domain and IP lookup: NSLookup (p. 111)
2. Geolocation of IP addresses IPLocation (p. 105)
3. Using IP address UseIP (p. 106)
4. Check a remote host Ping (p. 114)
5. Domain registration info: WhoIs (p. 114)

Chapter Six Demos

1. URL percent encode: PercentEncode (p. 127)
2. Sample HTML page: Sports (p. 128)
3. HTML and CSS code tester: CodeTester (p. 130)
4. Experiment with HTTP: Http (p. 137)
5. FAA airport status service: FAA (p. 142)
6. Address verfication service: Address (p. 142)

Chapter Seven Demos

1. DigitalCertificate (p. 153)
2. Try AES : TryAES (p. 158)
3. Toy RSA keys: ToyKey (p. 163)
4. Toy key generation: KeyGeneration (p. 163)
5. Toy RSA encryption and decryption: TryRSA (p. 164)
6. RSA with your own keys: RSAAction (p. 163)
7. MessageDigest (p. 164)

Chapter Eight Demos

1. Liquid measuring puzzle: LiquidMeasure (p. 177)
2. Magic tray puzzle: MagicTray (p. 178)
3. BubbleSort (p. 180)
4. Tower of Hanoi puzzle: Hanoi (p. 190)
5. Eight queens puzzle: Queens (p. 193)

Chapter Nine Demos

1. RGBColor (p. 202)
2. SVG elements: SVGDemo (p. 206)
3. An SVG logo: WebtongLogo (p. 206)
4. FileType (p. 211)
5. Huffman deflation: HuffCode (p. 218)
6. Try GZIP compression: TryGZIP (p. 220)

Chapter Ten Demos

1. Euclidean gcd code: GCDCode (p. 239)
2. Sample Java API for Stack: SampleJavaAPI (p. 245)

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