Filter by source
All sources GoCardless 6188 PubNub: 2462 Vercel 1539 Ariya Hidayat 849 Serverless 848 Jake Trent 812 Drew DeVault 783 Nic Raboy 733 Neon 479 Supabase 424 Soundcloud 409 SitePoint 406 Johannes Brodwall 378 Databricks 366 Jeremy Kun 323 PostHog 286 Real Python 286 Graham King 257 Carlos Becker 251 MapTiler 250 Scott Johnson 250 Lea Verou 242 Laravel 232 Matt Aimonetti 231 Andrew Bancroft 214 Stanko Tadić 186 Twilio 181 Atomic Object 176 Cloudflare 170 Nvidia 168 Trivago 158 Freek Van der Herten 155 Stack Overflow 145 The Daily WTF 136 Discord 134 WyeWorks 134 Dan Luu 133 Raymond Chen 133 Una Kravets 132 Swizec Teller 129 GitHub Old 128 Reginald Braithwaite 121 Radek Pazdera 118 Warp 114 Antirez 110 Codrops 110 Jane Street 105 Android 104 Cerner 103 AdRoll 102 Auth0 102 Jake Wharton 101 Changelog 100 Nelson Elhage 98 OCTO Technology 96 Ilija Eftimov 94 Marek Majkowski 94 Thoughtbot 89 AWS 88 dbt Labs 88 Finn.no 86 Nick Desaulniers 86 Hostinger 84 Hayden James 81 Luciano Mammino 79 Martin Fowler 78 Wingify 78 Marcelo Rinesi 77 Monica Dinculescu 77 Matt Warren 76 Docker 75 Drivy 75 Jan Lelis 75 Jessie Frazelle 75 Paweł Chudzik 73 Toptal 73 .NET 69 Nordic APIs 69 Lerner Consulting 68 Mykhailo Kozik 68 T.J. Maher 67 Timescale 66 Axel Rauschmayer 64 Mozilla Release 64 Ebay 62 Kotlin 62 Tania Rascia 60 0xADADA 59 Khan Academy 59 Jake Yesbeck 58 Confluent 57 Evil Martians 54 jOOQ 53 Tailscale 51 Sam Saffron 50 Sentry 49 Monstermuffin 48 RoseHosting 48 Huon Wilson 45 HackerEarth 44 Philip Walton 44 Dennis Felsing 43 SurveyMonkey 43 Fly.io 42 Robin Ward 41 Philipp Oppermann 40 Gleb Bahmutov 39 Facebook AI Research 38 The Pragmatic Engineer 38 Dean Hume 37 Rust 36 Josh Sherman 35 Alex Russell 34 Stripe 33 Joe Nelson 32 Tumblr 32 8th Light 31 Addy Osmani 31 Grab 31 Armin Ronacher 30 Domenico Luciani 30 Lazarus Lazaridis 30 Palantir 30 Pamela Fox 30 Airbnb 29 Brandwatch 29 Evan Miller 29 IPFS 29 Ruslan Spivak 28 Vanilla Java 28 Bartlomiej Filipek 27 Daniel Doubrovkine (dB.) 27 Jonathan Snook 27 Petr Mitrichev 27 Pinterest 27 Red 27 Mozilla Hacks 26 Bad Concurrency 25 CSC - IT Center For Science - Cloud Team 25 Dereuromark 25 Evan Hahn 25 GameChanger 25 Guido van Rossum 25 Jay Fields 25 Jeff Preshing 25 Julia Evans 25 Life Plus Linux 25 Mark Seaborn 25 Okta 25 Oona Räisänen 25 Srinivas Tamada 25 Stephen Colebourne 25 Steve Yegge 25 PagerDuty 24 Squarespace 24 Kogan.com 23 Criteo 22 GitHub 22 Babbel 21 Elegant Code 21 Crystal 20 Dave Cheney 20 David Walsh 20 Eli Bendersky 20 Guardian 20 HomeAway 20 Justin Weiss 20 Michael Herman 20 Miguel Quinones 20 Mike Ash 20 Ole Begemann 20 Paul Irish 20 Robert C. Martin 20 Stefan Parker 20 Target 20 Yahoo 20 Dropbox 19 Gusto 19 Netflix 19 Instacart 18 Nikola Brežnjak 18 The Coded Self 18 Aaron Patterson 17 Jeff Atwood 17 Thumbtack 17 Erlang Solutions 16 Stack Abuse 16 Wealthfront 16 Arkency 15 Bigcommerce 15 Edward Faulkner 15 Filippo Valsorda 15 High Scalability 15 Hypriot 15 Jacopo Tarantino 15 Jerry Gamblin 15 John Wittenauer 15 Lambda the Ultimate 15 Localytics 15 Matthew Green 15 Medium 15 Microsoft Python 15 Postmark 15 RocksDB 15 Slack 15 Spotify 15 Yegor Bugayenko 15 Advanced Web Machinery 14 Helpshift 14 Housing.com 14 HubSpot 14 OLX 14 REA Group 14 Robin Wilson 14 Zach Holman 14 Amit Merchant 13 Blender 13 Chris Wellons 13 Grofers 13 Indeed 13 Nextdoor 13 Rob Allen 13 Scott Hanselman 13 Henrik Warne 12 Jon Skeet 12 Mary Rose Cook 12 Nicolas Liochon 12 Novoda 12 Steve Bellovin 12 Abu Ashraf Masnun 11 Badoo 11 Bazaarvoice 11 Blundell's Android Tutorials 11 Canva 11 Feedzai 11 Haptik 11 Hashrocket 11 JobTeaser 11 Kevin Burke 11 Lyft 11 Marco Pivetta 11 Michael Crump 11 Paypal 11 RisingStack 11 Small Improvements 11 VNGRS 11 Vinted 11 Zendesk 11 Alan Storm 10 Appnexus 10 Artsy 10 BBC 10 Benchling 10 Bill the Lizard 10 Bohops 10 Bootstrap.com 10 Brendan Eich 10 Brendan Gregg 10 Brujo Benavides 10 Clever 10 Curalate 10 Daily JS 10 Daily Tech Video 10 Daniel Schmidt 10 Deliveroo 10 Dot Dev (.dev) 10 Dragan Djuric 10 Eddie Smith 10 Eric Elliot 10 Eric Lippert 10 Erik Runyon 10 Evan Jones 10 Federico Cargnelutti 10 Findmypast 10 Flickr 10 Freeletics 10 GoSquared 10 Groupon 10 Harry's 10 Henrik Lau Eriksson 10 High Scalability 10 Hootsuite 10 Idontgetoutmuch's Weblog 10 Itamar Turner-Trauring 10 Jamis Buck 10 Jesal Gadhia 10 Joel Spolsky 10 Juan Treminio 10 Junior Grossi 10 Kirill Shevchenko 10 Larry Land 10 Matt Cutts 10 Matt Might 10 Mesosphere 10 Miro Cupak 10 Miro 10 NSHipster 10 New York Times 10 Nick Craver 10 Ofer Zelig 10 OpenDNS 10 Panorama Education 10 Pat Shaughnessy 10 Piotr Pasich 10 Pony Foo 10 Postman 10 Ramon Fried 10 ReactJS News 10 Regular Geek 10 Remind 10 RetailMeNot 10 Riot Games 10 Schakko 10 Skyscanner 10 Stitch Fix 10 Strava 10 Teamwork 10 Tikhon Jelvis 10 Tinder 10 Transferwise 10 TrueCar 10 Undocumented Matlab 10 Universe 10 UpGrad 10 VTS 10 Vlad Mihalcea 10 Wilfred Hughes 10 Wojtek Gawroński 10 XING 10 Yammer 10 Yifan Lu 10 Zolmeister 10 eFounders 10 Josh Haberman 9 Nate Berkopec 9 Wemake.services 9 Mike Fogus 8 Ian Hummel 7 Ilya Grigorik 6 K. Harrison 6 Sensible 6 James Long 5 Thomas Young 5 Edgar Aroutiounian 4 Avenue Code 3 Bandcamp 3 James Hague 3 Raymond Hettinger 3 Algolia Anders Aarvik Ariejan de Vroom Asana Atlassian Bjørn Johansen Blake Erickson Bryan Cantrill Capgemini Chen Hui Jing Chien Tran Cloudera Cloudsmith CockroachDB Code with style! CodeName One Codelitt Codeship Commercetools Credit Karma Crowdfire Deezer DoorDash Dragan Gaic Engine Yard Entelo Envato Envoy Eventbrite Federico Tomassetti Figma GIPHY Galois Go GoDaddy Grafana Guilherme Rodrigues Hashnode Heroku Honeybadger Honeycomb IMVU Ievgen Kuzminov Instagram Jobandtalent John Resig Jonathan Dekhtiar Just Eat Kinvolk Kolosek Kyle Kingsbury LINE Linear LiveRamp Liveblocks Made Tech Marc Plano-Lesay Microsoft Edge Moove-it Mozilla Automation Team NPR Apps Nicolai Parlog (CodeFX) Oursky Oxide Computer Paul Lewis Peter Norvig Peter Steinberger Peteris Krumins PicCollage PlanetScale Prezi PullReview Rachel Kroll Radim Řehůřek Ray Wenderlich React Native Render Retool Schibsted Tech Polska Sharethis Shopify Sketch Sky Betting & Gaming Soshace Speedledger Sqreen Square Stackshare Swift Swiggy Takipi Temporal Turso Vena Solutions VersionEye Wayfair William Kennedy Zed Zendesk(old) theScore
286 articles Visit blog →

121. Quiz: Connecting LLMs to Your Data With Python MCP Servers (realpython.com)

In this video course quiz, you’ll test your understanding of Connecting LLMs to Your Data With Python MCP Servers. By working through this quiz, you’ll revisit core MCP concepts like the client-server architecture, tools that LLMs can call, resources that expose static data, and prompts that act as ...

122. Quiz: Testing and Continuous Integration (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Testing and Continuous Integration learning path: Learning Path Testing and Continuous Integration 10 Resources ⋅ Skills: Unit Testing, Doctest, Mock Object Library, Pytest, Continuous Integration, Docker, Code Quality, GitHub Actions, So...

123. Quiz: I/O Operations and String Formatting (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the I/O Operations and String Formatting learning path: Learning Path I/O Operations and String Formatting 10 Resources ⋅ Skills: Python, Fundamentals, I/O, String Formatting, f-strings, print() The 20 questions span reading keyboard input, c...

124. Quiz: Functions and Scopes (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Functions and Scopes learning path: Learning Path Functions and Scopes 12 Resources ⋅ Skills: Python, Functions, Scope, Arguments, Parameters, Return, Globals The 20 questions span defining functions, positional and keyword arguments, def...

125. Quiz: Files and File Streams (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Files and File Streams learning path: Learning Path Files and File Streams 13 Resources ⋅ Skills: Python, Pathlib, File I/O, Serialization, Encoding, Unicode, PDF, WAV, Context Managers, ZIP Files You’ll check your understanding of openin...

126. Quiz: Perfect Your Python Development Setup (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Perfect Your Python Development Setup learning path: Learning Path Perfect Your Python Development Setup 17 Resources ⋅ Skills: VS Code, PyCharm, Virtual Environments, pyenv, Docker, Git, GitHub, IDEs, Code Editors, Claude Code, Cursor, G...

127. Quiz: Data Collection & Storage (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Data Collection & Storage learning path: Learning Path Data Collection & Storage 9 Resources ⋅ Skills: CSV, JSON, pandas, Excel, SQL, SQLite, SQLAlchemy, AWS S3, Databases You’ll work through questions on reading and writing CSV files, se...

128. Quiz: Object-Oriented Programming (OOP) in Python (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Object-Oriented Programming (OOP) in Python learning path: Learning Path Object-Oriented Programming (OOP) 18 Resources ⋅ Skills: Python, OOP, Classes, Data Classes, Getters, Setters, Property, super(), Magic Methods, Operator Overloading...

129. Quiz: Write More Pythonic Code (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Write More Pythonic Code learning path: Learning Path Write More Pythonic Code 15 Resources ⋅ Skills: Zen of Python, PEP 8, Application Layouts, Duck Typing, Type Checking, Type Hints, Code Documentation, MkDocs, Code Quality, Pylint The ...

130. Quiz: Python Data Structures (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Python Data Structures learning path: Learning Path Python Data Structures 24 Resources ⋅ Skills: Python, Strings, Lists, Tuples, Dictionaries, Sets, List Comprehensions, range(), Bytes, Sorting The 20 questions span strings, lists, tuple...

131. Quiz: Visualizing Data in Python With Seaborn (realpython.com)

In this quiz, you’ll test your understanding of Visualizing Data in Python With Seaborn. By working through this quiz, you’ll revisit how seaborn produces polished statistical plots, including bar plots, scatter plots, line plots, histograms, and KDE curves. You’ll also reinforce the differences bet...

132. Quiz: Exceptions, Logging, and Debugging (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Exceptions, Logging, and Debugging learning path: Learning Path Exceptions, Logging, and Debugging 8 Resources ⋅ Skills: Python, Exceptions, Logging, Debugging, pdb, raise, Built-in Exceptions, Error Handling You’ll be tested on the basic...

133. Quiz: Modules and Packages (realpython.com)

In this quiz, you’ll revisit the core concepts covered in the Modules and Packages learning path: Learning Path Modules and Packages 15 Resources ⋅ Skills: Packages, Modules, Import System, pip, PyPI, uv, __init__.py, Namespace Packages You’ll check your understanding of how Python organizes code in...

134. How to Make a Scatter Plot in Python With plt.scatter() (realpython.com)

Visualizing data is a core part of analysis, and Python’s most popular plotting library is Matplotlib. To make a scatter plot, you reach for plt.scatter() from Matplotlib’s pyplot submodule, conventionally aliased as plt. You’ll use it to build both simple two-variable charts and richly customized p...

135. Quiz: How to Make a Scatter Plot in Python With plt.scatter() (realpython.com)

In this quiz, you’ll test your understanding of How to Make a Scatter Plot in Python With plt.scatter(). By working through this quiz, you’ll revisit how to use plt.scatter() from Matplotlib’s pyplot submodule, customize markers with the s, c, marker, and alpha parameters, and encode several variabl...

137. Quiz: Build a Tic-Tac-Toe Game With Python and Tkinter (realpython.com)

In this quiz, you’ll test your understanding of Build a Tic-Tac-Toe Game With Python and Tkinter. By working through this quiz, you’ll revisit how to design game logic with Python classes, lay out and update Tkinter widgets, and wire up button clicks to a handler through the event loop. [ Improve Yo...

138. Quiz: Context Managers and Using Python's with Statement (realpython.com)

In this quiz, you’ll test what you learned in the video course Context Managers and Using Python’s with Statement. By working through this quiz, you’ll revisit how the with statement runs setup and teardown for you, how to use standard-library context managers like open(), and how to write your own ...

139. How to Use the Claude API in Python (realpython.com)

The fastest way to use the Claude API in Python is to install anthropic, set your API key, and call client.messages.create(). You’ll have a working response in under a minute: Example of Using the Claude API in Python Claude is Anthropic’s large language model, accessible via a clean REST API with a...

140. Quiz: How to Use the Claude API in Python (realpython.com)

In this quiz, you’ll test your knowledge of How to Use the Claude API in Python. By working through this quiz, you’ll revisit how to install the anthropic SDK, send prompts to Claude with client.messages.create(), shape responses with a system parameter, and return structured JSON output using a sch...

141. Tapping Into the Zen of Python (realpython.com)

The Zen of Python is a collection of 19 aphorisms that capture the guiding principles behind Python’s design. You can display them anytime by running import this in a Python REPL. Tim Peters wrote them in 1999 as a joke, but they became an iconic part of Python culture that was even formalized as PE...

142. Quiz: Absolute vs Relative Imports in Python (realpython.com)

In this quiz, you’ll test your understanding of Absolute vs Relative Imports in Python. By working through this quiz, you’ll revisit how Python’s import system resolves modules, the differences between absolute and relative imports, and the PEP 8 conventions for styling import statements. [ Improve ...

143. Quiz: Tapping Into the Zen of Python (realpython.com)

In this quiz, you’ll test your understanding of Tapping Into the Zen of Python. By working through this quiz, you’ll revisit the origins of the poem, the meaning of several aphorisms, and the inside jokes hidden throughout. The questions explore how the principles apply in practice and when it’s oka...

144. Python Built-in Functions: A Complete Guide (realpython.com)

Python’s built-in functions are predefined functions you can use anywhere in your code without any imports. They handle common tasks across math, data type creation, iterable processing, and input and output. Knowing which ones to reach for makes your code shorter and more Pythonic. In this tutorial...

146. Quiz: Python's Array: Working With Numeric Data Efficiently (realpython.com)

In this quiz, you’ll test your understanding of Python’s Array: Working With Numeric Data Efficiently. By working through this quiz, you’ll revisit the differences between Python’s array module and the built-in list, the meaning of type codes, how to create and manipulate arrays as mutable sequences...

147. Quiz: Python Metaclasses (realpython.com)

In this quiz, you’ll test your understanding of Python Metaclasses. Metaclasses sit behind every class you write in Python, and they’re one of the language’s deeper object-oriented concepts. By working through this quiz, you’ll revisit how classes are themselves objects, how type creates them, and h...

148. Quiz: Cursor vs Windsurf: Which AI Code Editor Is Best for Python? (realpython.com)

In this quiz, you’ll test your understanding of Cursor vs Windsurf: Which AI Code Editor Is Best for Python? By working through these questions, you’ll revisit how the two editors differ across code completion, agentic multi-file editing, and debugging. You’ll also reconnect with the audit points wo...

149. How to Use OpenCode for AI-Assisted Python Coding (realpython.com)

OpenCode is an open-source AI coding agent that runs in your terminal and lets you analyze and refactor a Python project through conversational commands. In this guide, you’ll install it on your system, set it up with a free Google Gemini API key, and learn the basics of how to use it in your daily ...

150. Building Type-Safe LLM Agents With Pydantic AI (realpython.com)

Pydantic AI is a Python framework for building LLM agents that return validated, structured outputs using Pydantic models. Instead of parsing raw strings from LLMs, you get type-safe objects with automatic validation. If you’ve used FastAPI or Pydantic before, then you’ll recognize the familiar patt...
Type to search HN and engineering blog articles
Press Escape to close  |  to navigate  |  Enter to open