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John Newbery jnewbery

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jnewbery / london_socratic_5.md
Last active February 6, 2020 17:50
London Bitdevs Socratic #5
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jnewbery / shared_ptr.cpp
Created April 18, 2020 15:42
Passing shared pointers
#include <iostream>
#include <memory>
struct Base
{
Base() { std::cout << " Base::Base()\n"; }
~Base() { std::cout << " Base::~Base()\n"; }
};
struct TraceByVal
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jnewbery / p2p_meetings.md
Last active August 11, 2020 17:21
Bitcoin Core p2p Meetings
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jnewbery / duplicates.cpp
Created March 13, 2021 09:50
Simulate the number of expected number of duplicate nonces in the Bitcoin block chain
#include <algorithm>
#include <iostream>
#include <random>
constexpr uint16_t REPEATS{100};
constexpr uint32_t BLOCK_HEIGHT{674293};
uint16_t run(int seed)
{
std::seed_seq seq{seed};
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jnewbery / pubkey.asc
Created February 27, 2022 17:52
-----BEGIN PGP PUBLIC KEY BLOCK-----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