Programming | Towards Data Science https://towardsdatascience.com/tag/programming/ Publish AI, ML & data-science insights to a global community of data professionals. Mon, 15 Dec 2025 18:28:04 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://towardsdatascience.com/wp-content/uploads/2025/02/cropped-Favicon-32x32.png Programming | Towards Data Science https://towardsdatascience.com/tag/programming/ 32 32 Geospatial exploratory data analysis with GeoPandas and DuckDB https://towardsdatascience.com/geospatial-exploratory-data-analysis-with-geopandas-and-duckdb/ Mon, 15 Dec 2025 13:17:00 +0000 https://towardsdatascience.com/?p=607897 In this article, I’ll show you how to use two popular Python libraries to carry out some geospatial analysis of traffic accident data within the UK. I was a relatively early adopter of DuckDB, the fast OLAP database, after it became available, but only recently realised that, through an extension, it offered a large number […]

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]]> How to Increase Coding Iteration Speed https://towardsdatascience.com/how-to-increase-coding-iteration-speed/ Sat, 13 Dec 2025 13:30:00 +0000 https://towardsdatascience.com/?p=607895 Learn how to become a more efficient programmer with local testing

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]]> 7 Pandas Performance Tricks Every Data Scientist Should Know https://towardsdatascience.com/7-pandas-performance-tricks-every-data-scientist-should-know/ Thu, 11 Dec 2025 13:30:00 +0000 https://towardsdatascience.com/?p=607878 What I've learned about making Pandas faster after too many slow notebooks and frozen sessions

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]]> Bootstrap a Data Lakehouse in an Afternoon https://towardsdatascience.com/bootstrap-a-data-lakehouse-in-an-afternoon/ Thu, 04 Dec 2025 13:30:00 +0000 https://towardsdatascience.com/?p=607806 Using Apache Iceberg on AWS with Athena, Glue/Spark and DuckDB

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]]> JSON Parsing for Large Payloads: Balancing Speed, Memory, and Scalability https://towardsdatascience.com/json-parsing-for-large-payloads-balancing-speed-memory-and-scalability/ Tue, 02 Dec 2025 15:30:00 +0000 https://towardsdatascience.com/?p=607786 Benchmarking JSON libraries for large payloads

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]]> How to Generate QR Codes in Python https://towardsdatascience.com/how-to-generate-qr-code-in-python/ Tue, 02 Dec 2025 12:30:00 +0000 https://towardsdatascience.com/?p=607782 A beginner-friendly tutorial exploring the Python "qrcode" Package

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]]> A Hands-On Guide to Anthropic’s New Structured Output Capabilities https://towardsdatascience.com/hands-on-with-anthropics-new-structured-output-capabilities/ Mon, 24 Nov 2025 19:51:37 +0000 https://towardsdatascience.com/hands-on-with-anthropics-new-structured-output-capabilities/ A developer’s guide to perfect JSON and typed outputs from Claude Sonnet 4.5 and Opus 4.1

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]]> Data Visualization Explained (Part 5): Visualizing Time-Series Data in Python (Matplotlib, Plotly, and Altair) https://towardsdatascience.com/data-visualization-explained-part-5-visualizing-time-series-data-in-python-matplotlib-plotly-and-altair/ Thu, 20 Nov 2025 15:30:00 +0000 https://towardsdatascience.com/?p=607688 An explanation of time-series visualization, including in-depth code examples in Matplotlib, Plotly, and Altair.

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]]> Introducing Google’s File Search Tool https://towardsdatascience.com/introducing-googles-file-search-tool/ Tue, 18 Nov 2025 12:30:00 +0000 https://towardsdatascience.com/?p=607665 The search giant fires its latest salvo against traditional RAG processing.

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]]> The Absolute Beginner’s Guide to Pandas DataFrames https://towardsdatascience.com/the-absolute-beginners-guide-to-pandas-dataframes/ Mon, 17 Nov 2025 14:00:00 +0000 https://towardsdatascience.com/?p=607651 Learn how to initialize dataframes from dictionaries, lists, and NumPy arrays

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]]> Javascript Fatigue: HTMX Is All You Need to Build ChatGPT — Part 1 https://towardsdatascience.com/javascript-fatigue-you-dont-need-js-to-build-chatgpt/ Mon, 17 Nov 2025 12:30:00 +0000 https://towardsdatascience.com/?p=607639 Building a chatbot (almost) without Javascript, only with Python and HTML.

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]]> I Built an IOS App in 3 Days with Literally No Prior Swift Knowledge https://towardsdatascience.com/i-built-an-ios-app-in-3-days-with-literally-no-prior-swift-knowledge/ Sun, 16 Nov 2025 16:00:00 +0000 https://towardsdatascience.com/?p=607649 What I learned about vibe coding, AI tools, and getting started as a solopreneur

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]]> Organizing Code, Experiments, and Research for Kaggle Competitions https://towardsdatascience.com/organizing-code-experiments-and-research-for-kaggle-competitions/ Thu, 13 Nov 2025 14:00:00 +0000 https://towardsdatascience.com/?p=607619 Lessons and tips learned while earning a Kaggle Competition Medal

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]]> What to Do When Your Credit Risk Model Works Today, but Breaks Six Months Later https://towardsdatascience.com/your-credit-risk-model-works-today-it-breaks-in-six-months/ Tue, 04 Nov 2025 18:29:20 +0000 https://towardsdatascience.com/?p=607556 Here’s why it happens — and how to fix it

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]]> Let Hypothesis Break Your Python Code Before Your Users Do https://towardsdatascience.com/let-hypothesis-break-your-python-code-before-your-users-do/ Fri, 31 Oct 2025 17:13:39 +0000 https://towardsdatascience.com/?p=607530 Property-based tests that find bugs you didn’t know existed.

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]]> Using NumPy to Analyze My Daily Habits (Sleep, Screen Time & Mood) https://towardsdatascience.com/using-numpy-to-analyze-my-daily-habits-sleep-screen-time-mood/ Tue, 28 Oct 2025 18:19:04 +0000 https://towardsdatascience.com/?p=607513 Can I use NumPy to figure out how my habits affect my mood and productivity?

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]]> Data Visualization Explained (Part 4): A Review of Python Essentials https://towardsdatascience.com/data-visualization-explained-part-4-a-review-of-python-essentials/ Sat, 25 Oct 2025 16:00:00 +0000 https://towardsdatascience.com/?p=607484 Learn the foundations of Python to take your data visualization game to the next level.

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]]> Deploy an OpenAI Agent Builder Chatbot to your Website https://towardsdatascience.com/deploy-an-openai-agent-builder-chatbot-to-a-website/ Fri, 24 Oct 2025 12:30:00 +0000 https://towardsdatascience.com/?p=607476 Using OpenAI’s Agent Builder ChatKit

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]]> How to Control a Robot with Python https://towardsdatascience.com/how-to-control-a-robot-with-python/ Thu, 23 Oct 2025 14:00:00 +0000 https://towardsdatascience.com/?p=607470 3D simulations and movement control with PyBullet

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]]> TDS Newsletter: What Happens When AI Reaches Its Limits? https://towardsdatascience.com/tds-newsletter-what-happens-when-ai-reaches-its-limits/ Thu, 23 Oct 2025 11:20:00 +0000 https://towardsdatascience.com/?p=607493 From afar, new LLMs and the applications they power seem shiny, or even magical. The unrelenting pace of product launches and media coverage adds to their aura, and generates extreme levels of FOMO among ML practitioners and business executives alike. The overall effect? The feeling that AI is inevitable, and its value unquestionable.  The articles we’ve selected […]

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