M0r13n
/ orderable.py
Last active
July 8, 2019 14:27
Sqlalchemy Mixin class to make database models comparable and sortable by users.
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| class OrderableMixin(object): | |
| """ Mixin to make database models comparable """ | |
| order_index = db.Column(db.Integer, default=_default_index, index=True) | |
| @classmethod | |
| def normalize(cls): | |
| """ Normalize all order indexes """ | |
| for idx, item in enumerate(cls.query.order_by(cls.order_index).all()): | |
| item.order_index = idx | |
| db.session.commit() |
M0r13n
/ simple_factorial.c
Last active
August 15, 2019 13:25
Super simple recursive factorial function in C.
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| #include <stdio.h> | |
| #include <stdlib.h> | |
| long factorial(long n) { | |
| if (n == 0) | |
| return 1; | |
| else | |
| return (n * factorial(n - 1)); | |
| } |
M0r13n
/ analyze.py
Created
September 5, 2019 10:18
Analyze an exported Chat from WhatsApp with Pandas! Extract fascinating information from your WhatsApp chats.
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| import re | |
| import pandas as pd | |
| DATE_TIME = re.compile(r"([(\[]).*?([)\]])") | |
| AUTHOR = re.compile(r"((( [a-zA-ZöäüÖÄÜ]+)+):)") | |
| LTR = chr(8206) | |
| def to_pd_row(s): | |
| match = DATE_TIME.match(s) |
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| /* Copyright 2017 Google Inc. */ | |
| /** | |
| * Swaps the display settings of two elements. Before calling, exactly one | |
| * of the two elements should have style="display:none" and it shows the one | |
| * that is hidden and hides the one that is shown. | |
| */ | |
| function _showHide(id1, id2) { | |
| var x1 = document.getElementById(id1); |
M0r13n
/ install.bat
Created
November 19, 2019 14:58
Install a Python project offline without any internet connection.
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| @echo off | |
| :: Basic welcome message | |
| echo Dieses Skript wird die grundlegenden Bestandteile installieren. | |
| echo Nach der Installation sollte sich das Programm ohne Probleme nutzen lassen. | |
| echo. | |
| :: Are you sure prompt | |
| setlocal | |
| :PROMPT |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <style type="text/css"> | |
| text{ | |
| font-family:Helvetica, Arial, sans-serif; | |
| font-size:11px; | |
| pointer-events:none; |
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| function lazyLoad(element, type, rel, link, crossOrigin = "anonymous", integrity = false) { | |
| var x = document.createElement(element); | |
| x.type = type; | |
| x.rel = rel; | |
| x.href = link; | |
| // subresource integrity for external content from different domains | |
| if (integrity) { | |
| x.crossOrigin = crossOrigin; | |
| x.integrity = integrity; |
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| /** | |
| * A simple REPL for Polish Notation / Prefix Notation. | |
| * Compile with: | |
| * gcc -std=c99 -Wall calc.c -ledit -o calc | |
| * | |
| * Examples: | |
| * ----------- | |
| * calc> * / + 2 2 2 + 1 2 | |
| * Result is: 6.000000 | |
| * |
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| data = "ABCDEFG1234" * 1000000000 | |
| x = lambda: hash(data) | |
| import timeit | |
| for i in range(10): | |
| print(f"#{i} took {timeit.timeit(x, number=1)} secs") |
M0r13n
/ self_cleaning_dict.py
Created
March 4, 2020 14:05
A simple self cleaning Python dictionary (dict) with timestamps.
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| import time | |
| class SelfCleaningDict(dict): | |
| def __init__(self, time_out=3600, prone_interval=None): | |
| self.timeout = time_out | |
| self.prone_interval = time_out // 10 or prone_interval | |
| self.last_prone = None | |
| if not self.timeout: |