Programming Hub

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What's Live

The 6 most recent programming posts. Featured ones are flagged.

JDK 27 New Features Explained: What Actually Changes

JDK 27 ships nine JEPs, but only a few actually change your code today. What's default now, what's still preview, and what to do about each one now.

Open Source

Microsoft Bought GitHub for $7.5 Billion and Has Been Slowly Wrecking It Ever Since

Linus built Git in 10 days. GitHub became where open source lives. Then Microsoft paid $7.5B, killed Atom, trained Copilot on your code, corrupted main branches with a merge queue bug, and folded the whole thing into CoreAI. Here's the full story.

Artificial intelligence Featured

Build Your Own AI Coding Assistant With Access to Your Entire Codebase (2026)

GitHub Copilot charges $19/month and sends your entire codebase to Microsoft's servers. You can build something better — one that knows your whole project, costs $0/month after hardware, and never phones home.

Programming

Python's frozendict Is Finally Happening — And It's More Important Than You Think

Python 3.15 ships a built-in frozendict — hashable, O(1) lookups, order-preserving, thread-safe by design. Here's the full technical picture: the 14-year history, how hashing works, what it unlocks for lru_cache and free-threaded Python, and every sharp edge you need to know before you use it.

Programming Featured

r/programming Just Banned LLM Discussions. I Understand Why. I Still Disagree with it.

The largest programming community on Reddit banned all LLM content for April. The frustration behind the decision is real. The decision itself is a mistake. Here's the full picture: what the ban covers, why it happened, what the data says, and where I actually land on AI as a coding tool.

Programming

PEP 816: Python Finally Gets Serious About WebAssembly

CPython has had informal WebAssembly support since Python 3.11. PEP 816 changes that. Brett Cannon just locked down exactly which WASI and SDK versions each Python release will target — and why SDK versions 26 and 27 got blacklisted entirely.

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Everything Else

JDK 27 New Features Explained: What Actually Changes 30 Jul 2026 · 10 min read Microsoft Bought GitHub for $7.5 Billion and Has Been Slowly Wrecking It Ever Since 01 May 2026 · 14 min read FeaturedBuild Your Own AI Coding Assistant With Access to Your Entire Codebase (2026) 20 Apr 2026 · 14 min read Python's frozendict Is Finally Happening — And It's More Important Than You Think 08 Apr 2026 · 14 min read Featuredr/programming Just Banned LLM Discussions. I Understand Why. I Still Disagree with it. 03 Apr 2026 · 9 min read PEP 816: Python Finally Gets Serious About WebAssembly 03 Apr 2026 · 7 min read TypeScript 6.0 Is Out, and It's the End of an Era 23 Mar 2026 · 9 min read Amazon's Mass Layoffs, Kiro AI, and Why Shipping AI-Generated Code to Production Should Terrify You 20 Mar 2026 · 20 min read FeaturedBuild Your Own Stack-Based Bytecode Virtual Machine in C 16 Mar 2026 · 10 min read C# 14 Is Actually Good And I'm Not Happy About It 28 Feb 2026 · 10 min read Java 26 Is Here, And It's Finally Finishing What It Started 25 Feb 2026 · 15 min read What is Cybersecurity? The Field That Keeps the Internet From Collapsing 24 Sep 2025 · 8 min read What is Go? Google's Language That Won the Cloud 10 Sep 2025 · 4 min read What is Go? The Language Google Built for Production Engineering 08 Sep 2025 · 20 min read What is Rust? The Language That Makes Systems Programming Safe 03 Sep 2025 · 19 min read What is Java? The Language That Runs Minecraft, Your Bank, and Half the Internet 04 Aug 2025 · 22 min read What is Python? Enterprise, Data Science, and the Backend of the Web 28 Jul 2025 · 24 min read Node.js vs Deno vs Bun: Picking the Right JavaScript Runtime in 2026 14 Jul 2025 · 6 min read What is Node.JS? Using JavaScript without the Browser 07 Jul 2025 · 6 min read JavaScript vs TypeScript: Which One Should You Actually Use? 04 Jul 2025 · 5 min read What is TypeScript? Why I Finally Stopped Fighting the Type System 02 Jul 2025 · 6 min read Parallelizing Java Streams with Virtual Threads: Building vtstream 26 Jun 2023 · 13 min read Guide to Enums in the Python Programming Language 09 Jun 2023 · 3 min read Python's async/await: How It Actually Works and Why You Need It 29 May 2023 · 13 min read Async Timeouts with CompletableFuture: Fixing Blocking Java Code the Right Way 21 May 2023 · 13 min read

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