Floris Thijssen sirolf2009

Java developer interested in data and trading. Experience with android, blockchains and some basic web development.

sirolf2009 / RXJavaChain.xtend

Last active October 5, 2018 10:14

	def Link getChain(Single<?> single) {
	try {
	val source = single.getClass().getDeclaredField("source")
	source.setAccessible(true)
	val sourceInstance = source.get(single)
	if(sourceInstance instanceof Single) {
	return new Link(Optional.ofNullable(getChain(sourceInstance)), single.toString())
	} else {
	return new Link(Optional.empty(), single.toString())
	}

sirolf2009 / map.fish

Created November 15, 2018 11:09

	function map
	set pars1 (expr $argv[1] - $argv[2])
	set pars2 (expr $argv[5] - $argv[4])
	set pars3 (expr $argv[3] - $argv[2])
	expr (expr (expr $pars1 \* $pars2) / $pars3) + $argv[4]
	end

sirolf2009 / progressbar.fish

Created November 15, 2018 11:42

	function progressbar
	set WHITE "\e[1;37m"
	set GREEN "\e[1;32m"
	set GRAY "\e[0;38;2;100;100;100m"
	set CLEAR "\e[0m"

	set gaugeSize (expr $argv[3] - 2)
	set coloredCharsCount (map $argv[1] 0 $argv[2] 0 $gaugeSize)
	set coloredChars (seq -s= $coloredCharsCount\|tr -d '[:digit:]')
	set grayCharsCount (expr $gaugeSize - $coloredCharsCount)

sirolf2009 / install-new-server

Last active December 7, 2018 09:45

	#!/bin/bash
	sudo apt-get --yes --force-yes update
	sudo apt-get --yes --force-yes install software-properties-common git
	sudo apt-add-repository --yes --force-yes ppa:fish-shell/release-2 -y
	sudo apt-get --yes --force-yes update
	sudo apt-get --yes --force-yes install fish
	chsh -s /usr/bin/fish
	echo /usr/bin/fish \| sudo tee -a /etc/shells

	curl -L https://get.oh-my.fish \| fish

sirolf2009 / GapLineChart.java

Created January 3, 2019 10:06

JavaFX LineChart with gaps, use Double.NaN for gaps.

	import java.util.ArrayList;
	import java.util.Iterator;
	import java.util.List;
	import javafx.collections.ObservableList;
	import javafx.scene.Node;
	import javafx.scene.chart.Axis;
	import javafx.scene.chart.LineChart;
	import javafx.scene.shape.LineTo;
	import javafx.scene.shape.MoveTo;
	import javafx.scene.shape.Path;

sirolf2009 / GladiatorToken.sol

Last active August 30, 2019 14:00

	pragma solidity ^0.5.0;

	/**
	* @title SafeMath
	* @dev Math operations with safety checks that throw on error
	*/
	library SafeMath {
	/**
	* @dev Multiplies two numbers, throws on overflow.
	**/

sirolf2009 / Driver.java

Last active February 26, 2019 13:50

WarningInputStream is an InputStream that you can wrap around another InputStream. It's purpose is

	private void closeLingeringResources() { //make sure to run this at the end of whatever you're running. It should be part of a cleanup phase.
	final List<InputStreamDescriptor> streams = new ArrayList<>();
	WarningInputStream.retrieveAndClearInputs().forEach(value -> {
	log.error("A resource was not closed\n" + value.describe());
	streams.add(value);
	});
	streams.forEach(value -> {
	getClosingService().submit(() -> {
	try {
	value.getStream().close();

sirolf2009 / AnimatedZoomOperator.xtend

Created May 23, 2019 14:30

Zoom on scroll

	import javafx.animation.KeyFrame
	import javafx.animation.KeyValue
	import javafx.animation.Timeline
	import javafx.event.EventHandler
	import javafx.geometry.Bounds
	import javafx.scene.Node
	import javafx.scene.input.ScrollEvent
	import javafx.util.Duration

	class AnimatedZoomOperator {

sirolf2009 / fix-ssh-keys

Last active October 4, 2019 11:45

a script to test and debug why your public key doesn't work. Run on remote. wget -q -O - https://gist.githubusercontent.com/sirolf2009/a7170d0a8a5283f3472a5a2515731b5f/raw/00e13f486057a2dbe592a8d7293e42ca0f64c9d9/fix-ssh-keys | bash

	#!/bin/bash

	echo "Fixing permissions"
	chmod 700 ~/.ssh
	chmod 600 ~/.ssh/authorized_keys

	FLAVOR=$(cat /etc/*release \| grep "^NAME=" \| cut -d \" -f2)

	if [ "$FLAVOR" == "CentOS Linux" ]; then
	echo "CentOS detected, fixing ACL on ~/.ssh"

sirolf2009 / semantic-2.4.1.html

Created October 30, 2019 10:31 — forked from Miserlou/semantic-2.2.9.html

Semantic UI 2.2.9 CDN Starter

	<!DOCTYPE HTML>
	<html>
	<head>
	<meta charset="utf-8" />
	<title>Semantic UI CDN</title>
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.min.css" />
	<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
	<script src="https://cdnjs.cloudflare.com/ajax/libs/semantic-ui/2.4.1/semantic.min.js"></script>
	</head>
	<body>