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scottchiefbaker / prng-benchmark.ino
Last active March 5, 2025 21:44
Quicky benchmark to compare 32bit and 64bit PRNGs on an ESP32
#include <stdint.h>
static uint64_t s[8];
static uint32_t r[2];
static uint64_t sm;
static uint64_t fs[4];
// PCG uses a structure
typedef struct { uint64_t state; uint64_t inc; } pcg32_random_t;
pcg32_random_t rng;
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scottchiefbaker / inthash.md
Created February 14, 2025 02:37 — forked from badboy/inthash.md
Original link: http://www.concentric.net/~Ttwang/tech/inthash.htm, Taken from: http://web.archive.org/web/20071223173210/http://www.concentric.net/~Ttwang/tech/inthash.htm, Reformatted using pandoc
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scottchiefbaker / reencode
Last active August 25, 2024 21:36
FFMPEG reencode helper script
#!/usr/bin/perl
use strict;
use warnings;
use Data::Dump::Color;
use File::Basename;
use Getopt::Long;
use JSON::PP;
use Cwd 3.75 qw(abs_path);
use Time::HiRes qw(time);
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scottchiefbaker / SHA256.ino
Created February 28, 2019 19:12
// https://github.com/rweather/arduinolibs/tree/master/libraries/Crypto
#include <SHA256.h>
#define HASH_SIZE 32 // Bytes
#define LED_PIN 2 // LED pin to blink while we crunch SHA256
#define debug 0
// SHA256 via C++ char strings (much faster than Arduino Strings)
char *sha256hex(const char *input, char *outhex) {
SHA256 hash;
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scottchiefbaker / roland-secret-code.py
Created April 30, 2018 16:01
import sys
# Make sure we have enough arguments to start
if len(sys.argv) != 3:
print("Usage: %s [base] [Sekrit Message]" % sys.argv[0])
exit()
# Print out the letter base, and build the dictionary
dict = {}
for i in range(1,27):
@scottchiefbaker
scottchiefbaker / dice_roll.pl
Created March 1, 2018 16:38
#!/usr/bin/perl
###################################################
# Scott Baker - 2008-03-06
# Released under the GPLV3
#
# A simple script to roll dice, or multiple dice
# Example: Roll two d20 and add 10
# ./dice_roll.pl 2d20+10
#
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scottchiefbaker / mitel-parse.pl
Created December 18, 2017 22:28
#!/usr/bin/env perl
use strict;
use warnings;
use Data::Dump::Color;
use Date::Parse;
###############################################################################
###############################################################################
@scottchiefbaker
scottchiefbaker / cbr2cbz
Created December 4, 2017 17:43
Convert .cbr to .cbz
#!/bin/bash
# Turn on super debug mode
#set -x
for i in "$@"
do
# Store the current directory
od=$PWD
#a=$(mktemp --directory) && cd $a
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scottchiefbaker / unifi-admin.pl
Created November 2, 2017 22:59
#!/usr/bin/perl
use strict;
use warnings;
use Data::Dump::Color;
use Getopt::Long;
use JSON;
my ($all,$pretty,$create,$remove,$ssid,$site_id,$pwd);
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scottchiefbaker / make-hls.pl
Created October 11, 2016 22:07
#!/usr/bin/perl
use Data::Dump::Color;
use File::Basename;
use strict;
use warnings;
my @profiles = (
# VideoBW, AudioBW, VideoHeight