PotcFdk PotcFdk
PotcFdk
/ mult-persistence.lua
Last active
March 21, 2019 15:15
calculating multiplicative persistence in Lua
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| local function per (n, steps) | |
| steps = steps or 0 | |
| if n < 10 then return steps end | |
| local m = 1 | |
| for d in string.gmatch (tostring (n), ".") do | |
| m = m * tonumber (d) | |
| end | |
| print ("STEP #" .. steps+1 .. ": " .. n .. " -> " .. m) | |
| return per (m, steps+1) | |
| end |
PotcFdk
/ back-to-old-reddit.user.js
Created
December 20, 2018 20:40
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| // ==UserScript== | |
| // @name BackToOldReddit | |
| // @namespace https://gist.github.com/PotcFdk | |
| // @match *://www.reddit.com/* | |
| // @grant none | |
| // @run-at document-start | |
| // ==/UserScript== | |
| var currentURL = window.document.location.toString(); | |
| if(currentURL.includes("//www")) { | |
| var newURL = currentURL.replace("//www","//old"); |
PotcFdk
/ repo-reset.cmd
Last active
May 15, 2018 10:29
Windows and Linux cross-platform shell script to reset a git or svn repo to origin's state
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| #!/bin/sh | |
| :; # This file runs on both Windows and Linux. / (c) PotcFdk, 2018 | |
| :<<":GITRESET" | |
| echo off | |
| cls | |
| if not exist .git goto PRESVNRESET | |
| :GITRESET | |
| :; if [ -d .git ]; then | |
| echo Resetting working copy to origin/master... | |
| git fetch && git checkout master && git reset --hard origin/master && git clean -xdf |
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| #!/usr/bin/env sh | |
| #if 0 | |
| TMPFILE=$(mktemp); | |
| tail -n +10 $0 | gcc -march=native -o $TMPFILE -x c -; | |
| $TMPFILE "${@:1}"; | |
| RETVAL=$? | |
| rm $TMPFILE; | |
| exit $RETVAL; | |
| #endif |
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| #!/bin/bash | |
| OLDIFS=$IFS | |
| ask() { | |
| # http://djm.me/ask | |
| while true; do | |
| if [ "${2:-}" = "Y" ]; then | |
| prompt="Y/n" |
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| <?lua | |
| box.header("Cache-Control: no-cache\n") | |
| box.header("Content-Type: text/plain; charset=utf-8\n") | |
| box.header("Expires: -1\n") | |
| box.header("Pragma: no-cache\n\n") | |
| dofile ("/usr/www/avm/errors/kids/dkjson.lua") | |
| ?> | |
| <?lua |
PotcFdk
/ ipfs-pics-spider.sh
Last active
February 28, 2016 20:16
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| while [ true ]; do | |
| while read line; do | |
| id=$(echo "$line" | grep Location | sed 's/^Location.*\/\/ipfs\.pics\/\([^#]*\).*$/\1/g') | |
| if [ -n "$id" ]; then | |
| echo -n " - " | |
| if grep -Fxq "$id" ipfs-pics-ids.txt; then | |
| echo ".. $id" | |
| else | |
| echo -n "++ " | |
| echo "$id" | tee -a ipfs-pics-ids.txt |
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| #include <iostream> | |
| using namespace std; | |
| class Class | |
| { | |
| public: | |
| char c = 'c'; | |
| }; |
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| /* pi-goroutines.go | |
| * This spams Goroutines to calculate pi. | |
| * Not a great approach, I just wanted to play around with Goroutines and channels. | |
| * | |
| * PotcFdk, 2015 | |
| */ | |
| package main | |
| import ( |
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| TEST_TABLE = {} | |
| TEST_TABLE.value = 0xB | |
| print (0xA .. " >= " .. TEST_TABLE.value .. ": ", 0xA >= TEST_TABLE.value) | |
| if (0xA >= 0xB) then | |
| print ("0xA >= 0xB") -- If this prints, your computer is insane. | |
| elseif (0xA >= TEST_TABLE.value) then | |
| print ("That is numberwang!") -- You have been wangernumbed. | |
| end |