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assume we start with a file named foo.txt that has no assigned permissions, like this:

----------

add read permission to the file for all users:

chmod +r foo.txt
-r--r--r--

Next add write permission to the file for all users:

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#--------------------------------------------------
# example unix/linux crontab file format:
#--------------------------------------------------
# min,hour,dayOfMonth,month,dayOfWeek command
#
# field          allowed values
# -----          --------------
# minute         0-59
# hour           0-23
# day of month   1-31

seangeleno

Coding Math: Episode 21 - Bitmap Collision Detection

A Pen by Sean Esteva on CodePen.

License.

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var tickers = ['BTC-USD', 'ETH-USD', 'LTC-USD', 'XMR-USD', 'IOTA-USD'];
var bag = {};
tickers.forEach(function(pairs){
   bag[pairs] = {};
});

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#!/usr/bin/env bash
# Original: https://alexcabal.com/creating-the-perfect-gpg-keypair/

KEY=xyz
DATE=$(date +"%Y%m%d")
SCRIPT_BASEDIR=$(dirname $0)


cd $SCRIPT_BASEDIR
echo "This script is not for use in automation"

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#!/bin/bash

# composure - by seane
# light-<3'd shell functions for intuitive programming

# version: 1.3.1
# latest source available at http://git.io/composure

# install: source this script in your ~/.profile or ~/.${SHELL}rc script
# known to work on bash, zsh, and ksh93

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// Generic hmac digest creation to prove authenticity
var crypto = require('crypto');
function createSignature(timestamp, apiKey, apiSecret){
    var hmac = crypto.createHmac('sha256', apiSecret );
    hmac.update( timestamp + apiKey );
    return hmac.digest('hex');
}

function createAuthRequest(apiKey, apiSecret ){
    var timestamp = Math.floor(Date.now() / 1000);  // Note: java and javascript timestamp presented in miliseconds

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#!/bin/bash
sleep 2
echo "\n\nThese are fantastic DNS Servers hailing all the way from Denmark! Yipee\n\n"
sleep 2
dnsv4=91.239.100.100
dnsv6=2001:67c:28a4::
dnsv4_2=89.233.43.71
dnsv6_2=2a01:3a0:53:53::

function givemednsorgivemedeath () {

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91.239.100.100
2001:67c:28a4::
89.233.43.71
2a01:3a0:53:53::

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#!/bin/bash

MONERO_FOLDER=$HOME/.bitmonero
MONERO_BOOTSTRAP=$MONERO_FOLDER/upload

mkdir -p $MONERO_BOOTSTRAP && cd $MONERO_BOOTSTRAP

# First download the blockchain bootstrap
wget https://downloads.getmonero.org/blockchain.raw
cd ..