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<VirtualHost *:80>
        ServerName default.example.com
        Redirect permanent / https://default.example.com/
</VirtualHost>
<VirtualHost *:443>
        ServerAdmin [email protected]
        ServerName default.example.com
        DocumentRoot /var/www/default
        ErrorLog ${APACHE_LOG_DIR}/error.log
        CustomLog ${APACHE_LOG_DIR}/access.log combined

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<?php

/*
参考自：
http://darklaunch.com/2010/09/01/http-status-codes-in-php-http-header-response-code-function
http://snipplr.com/view/68099/
*/

function HTTPStatus($num) {
    $http = array(

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Please see the most up-to-date version of this protocol on my blog at https://darencard.net/blog/.

Automatically push an updated file whenever it is changed

Linux

1. Make sure inotify-tools is installed (https://github.com/rvoicilas/inotify-tools)
2. Configure git as usual
3. Clone the git repository of interest from github and, if necessary, add file you want to monitor
4. Allow username/password to be cached so you aren't asked everytime

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import hashlib
import binascii

def hashIt(firstTxHash, secondTxHash):
    # Reverse inputs before and after hashing
    # due to big-endian
    unhex_reverse_first = binascii.unhexlify(firstTxHash)[::-1]
    unhex_reverse_second = binascii.unhexlify(secondTxHash)[::-1]

    concat_inputs = unhex_reverse_first+unhex_reverse_second

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from hashlib import sha256

def litEndian(hexa):
    return int.from_bytes(bytearray.fromhex(hexa.replace('0x', '')), byteorder='little')

def Format_8(m):
    return str('{0:08x}'.format(litEndian('{0:08x}'.format(m))))

def Format_64(m):
    return str('{0:064x}'.format(litEndian('{0:064x}'.format(m))))

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def secp256k1(z):
    z = str(bin(z))[2:]
    l = len(z)
    p = 115792089237316195423570985008687907853269984665640564039457584007908834671663
    x = Gx = 55066263022277343669578718895168534326250603453777594175500187360389116729240
    y = Gy = 32670510020758816978083085130507043184471273380659243275938904335757337482424
    for i in range(1, l):
        lm, hm = 1, 0
        lw, hi = 2*y % p, p
        while lw > 1:

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/*
This smartcontract is used to store documents text on the Ethereum blockchain
and to get the document by document's hash (sha256).

*/

contract ProofOfExistence{

    /* ---- Public variables: */
    string public created;

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def func():
    z = "01010011100101"
    l = len(z)
    p = 115792089237316195423570985008687907853269984665640564039457584007908834671663
    x = Gx = 55066263022277343669578718895168534326250603453777594175500187360389116729240
    y = Gy = 32670510020758816978083085130507043184471273380659243275938904335757337482424
    for i in range(1, l):
        lm, hm = 1, 0
        lw, hg = 2*y % p, p
        while lw > 1:

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from operator import xor
from functools import reduce
from random import randrange

Rc = [
    0x0000000000000001,   0x0000000000008082,   0x800000000000808A,   0x8000000080008000,
    0x000000000000808B,   0x0000000080000001,   0x8000000080008081,   0x8000000000008009,
    0x000000000000008A,   0x0000000000000088,   0x0000000080008009,   0x000000008000000A,
    0x000000008000808B,   0x800000000000008B,   0x8000000000008089,   0x8000000000008003,
    0x8000000000008002,   0x8000000000000080,   0x000000000000800A,   0x800000008000000A,

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from operator import xor
from functools import reduce
from random import randrange
from web3.auto.infura import w3

Rc = [
    0x0000000000000001,   0x0000000000008082,   0x800000000000808A,   0x8000000080008000,
    0x000000000000808B,   0x0000000080000001,   0x8000000080008081,   0x8000000000008009,
    0x000000000000008A,   0x0000000000000088,   0x0000000080008009,   0x000000008000000A,
    0x000000008000808B,   0x800000000000008B,   0x8000000000008089,   0x8000000000008003,