RandyMcMillan

struct Probability {
    value: f64,
}

impl Probability {
    fn new(p: f64) -> Self {
        assert!(
            (0.0..=1.0).contains(&p),
            "Probability must be between 0 and 1"
        );

RandyMcMillan

/// Exploring Landauer's Principle with Joule and BTU heat dissipation.
use std::f64::consts::LN_2;

const BOLTZMANN_CONSTANT: f64 = 1.380649e_23;
const JOULES_TO_BTU: f64 = 9.4781712e_4;

// --- 1. Logic Gate Definitions ---
#[allow(unused)]
#[derive(Debug, Clone, Copy)]
enum Gate {

RandyMcMillan

use std::rc::Rc;
use std::cell::RefCell;
use std::collections::HashMap;
use anyhow::{anyhow, Result};

/// A node in our Morse Virtual Circuit binary tree.
#[derive(Debug, Default)]
struct Node {
    value: Option<char>,
    dot: Option<Rc<RefCell<Node>>>,

RandyMcMillan

// To run this, you can use: cargo run
// Or if using a single file: rustc constants.rs && ./constants

use std::fmt::Write;

/// Generates the Champernowne constant string: 0.123456789101112...
fn generate_champernowne(n_digits: usize) -> String {
    let mut result = String::from("0.");
    let mut current = 1;

RandyMcMillan

use anyhow::Context;
use serde::Serialize;
use std::hash::{Hash, Hasher};
use tokio::fs::File;
use tokio::io::AsyncWriteExt;

#[derive(Serialize)]
struct LibReport {
    name: String,
    fingerprint: String,

RandyMcMillan

/// This macro takes a list of crate names and "touches" them 
/// by referencing their absolute path. If the crate is missing, 
/// the code will fail to compile.
macro_rules! verify_libraries {
    ($($lib:ident),*) => {
        println!("--- Verifying Library Linkage ---");
        $(
            // We use a statement that references the crate without side effects
            let _ = stringify!($lib); 
            println!("✅ [{}] is linked and accessible.", stringify!($lib));

RandyMcMillan

use anyhow::{anyhow, Result};
use serde::Deserialize;
use async_trait::async_trait; // Using async-trait from your list

#[derive(Debug, Deserialize, Clone)]
struct SimpleIpResponse {
    ip: String,
}

// 1. Define a trait for the fetching logic

RandyMcMillan

/// Represents a point in 4D space
#[derive(Debug, Clone, Copy)]
struct Point4D {
    x: i32,
    y: i32,
    z: i32,
    w: i32,
}

impl Point4D {

RandyMcMillan

/// A collection of digital logic gate algorithms.
struct LogicGates;

impl LogicGates {
    /// NOT gate: The output is the opposite of the input.
    fn not(a: u8) -> u8 {
        match a {
            0 => 1,
            _ => 0,
        }

RandyMcMillan

/// A verbose example of Bitcoin's two variable integer types.
fn main() {
    let value: u64 = 515;

    // 1. CompactSize (Little-Endian) - Used in P2P/Transactions
    let compact = encode_compact_size(value);
    println!("Value: {}", value);
    println!("CompactSize (LE-based) hex: {:02x?}", compact);

    // 2. VarInt (Base-128 Big-Endian) - Used in LevelDB/Disk