arthurkushman
/ FastestFibonacci.go
Created
May 5, 2019 07:53
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| package fibonacci | |
| func fib(n uint) uint64 { | |
| return uint64(math.Round(math.Pow(1.618, float64(n)) / 2.236)) | |
| } |
arthurkushman
/ FastestFibonacci.php
Last active
May 5, 2019 07:45
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| <?php | |
| function fib(int $n) | |
| { | |
| return number_format(round(1.618 ** $n / 2.236)); | |
| } |
arthurkushman
/ AntiSpam.php
Last active
August 29, 2015 14:19
Anit spam filter based on counters like n (messages) per t (period) k times + protection from repeated images/text content via md5 hash (byte in case of image) comparison, also as additional params passed through to protect accidential repetition of text messages and images
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| /** | |
| * $userId - int | |
| * $text - post, message etc. text - string | |
| * $img - image - resource usually $_FILES['image']['tmp_name'] | |
| * $counterLimit - limit of n messages in t period - int | |
| * $countFails - limit of x failes after which user will be blocked - int | |
| * $addParams - ex.: array('period_same_counter'=>3, 'period_same_time'=>15*60); - array | |
| */ | |
| class AntiSpam { |
arthurkushman
/ NudeFilter
Last active
August 29, 2015 14:06
NudeFilter class filters nudity/porn content 85% garanty - 15% is positive/negative (weakly tested)
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| package com.anumbers.core; | |
| import java.awt.image.BufferedImage; | |
| import java.io.File; | |
| import java.io.IOException; | |
| import java.util.HashMap; | |
| import java.util.Map; | |
| import java.util.Map.Entry; | |
| import javax.imageio.ImageIO; |
arthurkushman
/ lightning.js
Last active
December 22, 2015 21:39
Lightning class offers frequently (daily) used methods (functions) to free programmer`s hands, avoiding regular/repeated practices
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| /* | |
| * Lightning class offers frequently (daily) used methods (functions) | |
| * to free programmer`s hands, avoiding regular/repeated practices | |
| * | |
| * Some functions have been inherited from PHP stdlib (like numberFormat, htmlspecialchars) | |
| * to make lives easier | |
| * | |
| * Copyright (C) <2015> <Arthur Kushman> | |
| * | |
| * This program is free software: you can redistribute it and/or modify |