Contenuti

• What’s INDY
• Indy version included in ​RAD Studio 12 Athens
• Terminology of Sockets
• Introduction to Sockets
  • TCP/IP
  • Client
  • Server
  • IP Address
  • Port
  • Protocol
  • Socket
  • Host Name
  • DNS
  • TCP
  • UDP
  • ICMP
  • HOSTS
  • SERVICES
  • Localhost (Loopback)
  • Ping
  • TraceRoute
    • Sample
  • LAN
  • WAN
  • Winsock
  • Stack
  • Network Byte Order
• Introduction to INDY
  • The Indy Way
  • The Indy Methodology
  • How Indy is Different
  • Overview of Clients
  • Overview of Servers
  • Socket Programming Models
  • Blocking
    • Pros of Blocking
    • Cons of Blocking
  • Indy and the Exceptions Handling​
    • Exceptions are not Errors​
• Reading and Writing
  • Read Methods
    • AllData
    • ReadBuffer
    • ReadLn
    • ReadStream
  • Write Methods
    • Write
    • WriteLn
  • Write Buffering​
• Disconnections
  • Detecting Disconnects​
  • Be polite, saying Good Bye​
  • Do you really need to know?​
  • I need to know now!​
  • Keep Alives​
  • Keep Alives (additional advantage)​
  • Pings
  • EIdConnClosedGracefully
  • Why Does This Exception Occur in Servers?​
  • Disconnection
    • Mutual Agreement​
    • Single Disconnect​
    • The case of HTTP​
  • So, when an exception is an error?​
• Implemeting a comunication system based on INDY​
  • The Chicken or the Egg?​
  • Install Telnet on Windows​
  • Testing telnet​
  • Implement the following protocol and test the server with telnet​
• IOHandlers​
  • Extending without change​
  • Additional IOHandlers​
• Intercepts and logging​
  • Intercepts
  • Logging
    • Here’s some logging classes​
  • Debugging
• Servers
  • Server Models​
    • TIdTCPServer​
      • Threading Model​
      • Threaded Events​
      • OnExecute
        • Sample
      • Server Connection LifeCycle​
      • Demo
    • TIdCmdTCPServer
      • Command Handlers​
      • Command Handler LifeCycle​
      • Demo
    • TIdUDPServer
      • Demo
    • TIdSimpleServer

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