Hi 👋! I’m Julian, a Data/ML Engineer

On this website I post tutorials and content on data and machine learning engineering.

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    Check out my featured posts

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    Which Python String Formatting Method Should You Be Using in Your Data Science Project?
    Best practices for Python string formatting
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    How to Prepare and Pass the Confluent Certified Developer for Apache Kafka Exam
    Notes and resources for passing the Confluent Certified Developer for Apache Kafka exam
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    Visualising Asset Price Correlations
    Learn how to use NetworkX and Plotly to visualise relationships between different asset classes

    📝 Recent Content

    Here's what I have been writing about recently!

    Aug 27

    How to Save PySpark Dataframe to a Single Output File

    6 min

     read

    Jun 10

    How to search and replace across multiple files using Vim

    5 min

     read

    Apr 10

    How to use allure-pytest and allure-pytest-bdd in the same project

    3 min

     read

    Feb 28

    How to mock sending SMTP emails using PyTest

    13 min

     read

    Jan 23

    How to save the output of PySpark DataFrame ‘show’ to a variable

    4 min

     read

    🔎 Explore

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    Tools & Tech
    List of tools I use for my coding workflow, WFH setup and other tech I use daily
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    Book Notes
    Notes, highlights and reviews of my favourite books
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    Search by Tag
    Looking for a particiular topic? Browse the archive by subject tag

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