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The YOOHOO protocol was designed to automate the initial connection between two Bulletin Board Systems (BBS). When one system dials another, YOOHOO allows them to electronically "introduce" themselves, verifying their FidoNet addresses and determining which file transfer protocols (like XMODEM ...

The specification describes a hierarchical system for organizing FidoNet member systems, allowing mail-routing software (mailers) to find the physical and logical location of any node in the world.

The EchoMail specification outlines how public discussion groups (areas) are managed, bundled, and transmitted between FidoNet nodes. Before EchoMail, FidoNet primarily supported "NetMail" (private point-to-point messages). FTS-0004 provided the blueprint for a decentralized, worldwide public ...

Architectural BreakdownData Layout: Matrix manipulations rely on standard, dynamically-allocated array of array of Double. This eliminates pointer layout confusion while remaining memory safe.The Activation Engine: Uses the native standard Math unit's Exp function to build the classic Sigmoid ...

program PurePascalAI;

{$MODE OBJFPC} {$H+}

uses
SysUtils, Math;

type
TVector = array of Double;
TMatrix = array of TVector;

{ TNeuralNetwork represents a 3-layer network: Input -> Hidden -> Output }
TNeuralNetwork = class
private
FInputSize: Integer;
FHiddenSize: Integer;
FOutputSize ...

In the 90's I helped co-author DevExpress' ExpressWebFramework (EWF) for Delphi 7.

30 years later, no one has taken this to the level of Delphi Developer [pushes] a DXWF application to a DXSock based webserver [all using Delphi 7].

1. The web server receives the PUSH source. [.dpr, .dfm, .pas, etc ...

more

nested closures
procedure Outer;
var
x: Integer;
begin
x := 10;
procedure Inner;
begin
WriteLn(x); { Access outer scope }
end;
Inner();
end;

procedure references
type
TCallback = procedure(x: Integer);

var
callback: TCallback;
begin
callback := @SomeProcedure;
callback(42 ...

What made the cut?

overload
procedure WriteLn(x: Integer); overload;
procedure WriteLn(x: String); overload;
procedure WriteLn(x: Real); overload;

WriteLn(42); { Calls Integer version }
WriteLn('hello'); { Calls String version }
WriteLn(3.14); { Calls Real version }

dynamic arrays
var ...

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