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Tag: Python

Computer Graphics

GIMP 3.0 Python Plugins

Posted on July 20, 2025August 10, 2025 by justinmatters

GIMP 3.0 has released and has numerous new features making it a better choice for image editing than GIMP 2.10. However one issue is that…

Problem Solving

Using Venv with Cursor AI

Posted on March 8, 2025April 5, 2025 by justinmatters

When doing rapid prototyping with Cursor AI, it is useful to keep you environments separate. Venv can help with this. But how do you get…

Data Science

Using a VLM for Categorisation of Images (Part 2)

Posted on April 27, 2024 by justinmatters

Last month I produced a proof of concept zero shot categoriser for images using OpenAI’s GPT-4 Vision-Language model (VLM) capabilities. However this had the disadvantage…

Problem Solving

Streamlit as an Interface for Large Language Models

Posted on October 30, 2023November 4, 2023 by justinmatters

Streamlit is a very useful Python package for creating interactive web pages. It has excellent documentation and offers a quick and easy way to prototype…

Data Science

Curve Fitting with SciPy

Posted on July 31, 2022August 14, 2022 by justinmatters

The usual approach to prediction problems these days is to create a machine learning model. However machine learning models can struggle to train on sparse…

Problem Solving

A Quick Guide to the Python argparse Library

Posted on January 30, 2022February 6, 2022 by justinmatters

I recently needed to handle some arguments for a command line Python program. I considered using the built in sys.argv approach, but decided that it…

Data Science

Using N-grams to Create Plausible Names

Posted on October 17, 2021 by justinmatters

N-grams are a well established method in natural language processing. They can be used in situations like predictive text, sentiment analysis and other useful task.…

Computer Graphics

Producing Heatmaps from PySpark

Posted on September 20, 2020October 18, 2020 by justinmatters

Recently I needed to plot some geographic data I had been working on in Pyspark on DataBricks. I did a bit of research and found…

Data Science

PySpark Window Functions

Posted on August 30, 2020September 1, 2020 by justinmatters

PySpark window functions are useful when you want to examine relationships within groups of data rather than between groups of data as for groupBy. To…

Data Science

Checking Dataframe equality in Pyspark

Posted on May 31, 2020September 1, 2020 by justinmatters

Recently I needed to check for equality between Pyspark dataframes as part of a test suite. To my surprise I discovered that there is no…

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Recent Posts

  • Card Template Plugins for GIMP 3.0
  • GIMP 3.0 Python Plugins
  • ML Video Generators 2025
  • How to get Started with Apache Druid
  • Handy Hints for GIMP 3.0

Recent Comments

  • ML Video Generators 2025 - Justin's Blog on Best Online Image Generators
  • Wacky Flip on A Neat Way to Count Distinct Rows with Window functions in PySpark
  • Crazy Cattle 3D on Checking Statistical Intuition With Simulation
  • curve rush on Using Venv with Cursor AI
  • Creating Combinations of Image Elements in ComfyUI - Justin's Blog on Image Generation Workflows with ComfyUI

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