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Niels Boehm blubberdiblub

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blubberdiblub / sub_qt.py

Created January 20, 2017 07:40

Minimal console output of a subprocess with PyQt.

	#!/usr/bin/env python3
	# -- coding: utf-8 --

	import sys

	from PyQt5.QtCore import pyqtSignal, pyqtSlot, QProcess, QTextCodec
	from PyQt5.QtGui import QTextCursor
	from PyQt5.QtWidgets import QApplication, QPlainTextEdit

blubberdiblub / badwords.py

Last active March 30, 2017 11:57

Measuring compiled regex vs. regex cache performance

	#!/usr/bin/env python3

	# There was no noticable difference at the time of testing:
	#
	# Testing string regex ... took 10.5 seconds
	# Verification: good texts: 93307 bad texts: 6693
	# Testing compiled regex ... took 10.5 seconds
	# Verification: good texts: 93307 bad texts: 6693

	import random

blubberdiblub / bad_sms_irc_bot.py

Created July 20, 2017 04:55

blubberdiblub / Loop.java

Created September 18, 2018 06:47

loop framework

	class Loop {
	public static void main(String[] args) {
	sweepLinear(1.5, 2.5, 2);

	System.out.println();

	sweepLinear(1.5, 2.5, 10);
	}

	private static void doSomethingWithValue(double value) {

blubberdiblub / Loop1.java

Last active September 18, 2018 06:57

linear sweep variant #1

	private static void sweepLinear(double min, double max, int num_intervals) {
	double step = (max - min) / num_intervals;

	double value = min;

	while (value <= max) {
	doSomethingWithValue(value);
	value += step;
	}
	}

blubberdiblub / Loop2.java

Last active September 18, 2018 06:58

linear sweep variant #2

	private static void sweepLinear(double min, double max, int num_intervals) {
	double step = (max - min) / num_intervals;

	double value = min;

	for (int i = 0; i <= num_intervals; i++) {
	doSomethingWithValue(value);
	value += step;
	}
	}

blubberdiblub / Loop3.java

Last active September 18, 2018 06:55

linear sweep variant #3

	private static void sweepLinear(double min, double max, int num_intervals) {
	for (int i = 0; i <= num_intervals; i++) {
	double p = (double)i / (double)num_intervals;
	double q = 1.0 - p;
	double value = max * p + min * q;

	doSomethingWithValue(value);
	}
	}

blubberdiblub / Loop4.java

Last active September 18, 2018 06:55

linear sweep variant #4

	private static void sweepLinear(double min, double max, int num_intervals) {
	for (int i = 0; i <= num_intervals; i++) {
	int j = num_intervals - i;
	double value = (max * i + min * j) / num_intervals;

	doSomethingWithValue(value);
	}
	}

	/* Output:

blubberdiblub / findcerts.py

Last active June 17, 2019 08:58

find-certs

	#!/usr/bin/env python3

	import base64
	import pickle
	import sys

	from binascii import crc32
	from datetime import timezone

	import pathvalidate

blubberdiblub / conversion.cpp

Last active September 1, 2019 02:59

Integral promotion and usual arithmetic conversion