Python Consulting for SaaS Businesses

Recent Articles

I write about Web Development with Python, JavaScript, and PostgreSQL.

The Built-in sum() Function

In this article, we explore Python's built-in sum() function, its parameters, and some extreme use cases it wasn't even designed for.

By Christoph Schiessl on Python

HTTP Caching with Last-Modified and If-Modified-Since Headers

Learn about timestamp-based caching in HTTP using the Last-Modified and If-Modified-Since headers, with Python's FastAPI as an example.

By Christoph Schiessl on Python and FastAPI

How to Validate your Page Titles and Descriptions for SEO

Learn how to use JavaScript to programmatically check the meta information of all pages listed in your sitemap.xml to potentially rank better on Google.

By Christoph Schiessl on JavaScript

Extracting all URLs of your sitemap.xml with JavaScript

Learn JavaScript techniques needed to parse your sitemap.xml in order to obtain a list of all pages making up your website.

By Christoph Schiessl on JavaScript

Date/Time Formatting According to RFC 5322

Learn about the custom date/time formatting rules defined in legacy standards like RFC 5322 and how to work with them using Python's datetime module.

By Christoph Schiessl on Python

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