pe7er

import pandas as pd

# Read the data from the exported CSV file
df = pd.read_csv('exported_data.csv')

# Remove duplicates based on user_id, mail_id, and send_date
df_cleaned = df.drop_duplicates(subset=['user_id', 'mail_id', 'send_date'])

# Write the cleaned data to a new file
df_cleaned.to_csv('cleaned_data.csv', index=False)

pe7er

import pandas as pd
import vobject

def vcf_to_csv(vcf_file, csv_file):
    with open(vcf_file, 'r', encoding='utf-8') as file:
        vcf_data = file.read()

    # Parse the VCF data using vobject
    vcf_parsed = vobject.readComponents(vcf_data)

pe7er

# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048

pe7er

<?php

/*
Joomla PHP CLI script to remove old form submissions in RSFormPro database tables
by Peter Martin, https://db8.nl (Twitter: @pe7er)

You can use RSFormPro in your Joomla website as form component to interact with your visitors.
It can be configured to send an email notification to the visitor and the site admin.
By default RSFormPro adds the submitted form data in the database.

pe7er

/*! European Union country VAT rates + tax zones for Hikashop (webshop for Joomla)
by Peter Martin
Company: http://www.db8.nl
Twitter: @pe7er

Currently, before January 1st 2015, VAT on e-services (like telecommunications, radio & television 
broadcasting and electronic services) to consumers (and businesses without VAT number) within the EU,
is charged based on the location (EU country) of the seller. 

Starting on January 1st 2015, the VAT on e-services must be calculated based on the end customer’s