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Show HN: Django N+1 Queries Checker

https://github.com/richardhapb/django-check
1•richardhapb•6m ago•1 comments

Emacs-tramp-RPC: High-performance TRAMP back end using JSON-RPC instead of shell

https://github.com/ArthurHeymans/emacs-tramp-rpc
1•todsacerdoti•11m ago•0 comments

Protocol Validation with Affine MPST in Rust

https://hibanaworks.dev
1•o8vm•15m ago•1 comments

Female Asian Elephant Calf Born at the Smithsonian National Zoo

https://www.si.edu/newsdesk/releases/female-asian-elephant-calf-born-smithsonians-national-zoo-an...
2•gmays•17m ago•0 comments

Show HN: Zest – A hands-on simulator for Staff+ system design scenarios

https://staff-engineering-simulator-880284904082.us-west1.run.app/
1•chanip0114•18m ago•1 comments

Show HN: DeSync – Decentralized Economic Realm with Blockchain-Based Governance

https://github.com/MelzLabs/DeSync
1•0xUnavailable•22m ago•0 comments

Automatic Programming Returns

https://cyber-omelette.com/posts/the-abstraction-rises.html
1•benrules2•25m ago•1 comments

Why Are There Still So Many Jobs? The History and Future of Workplace Automation [pdf]

https://economics.mit.edu/sites/default/files/inline-files/Why%20Are%20there%20Still%20So%20Many%...
2•oidar•28m ago•0 comments

The Search Engine Map

https://www.searchenginemap.com
1•cratermoon•35m ago•0 comments

Show HN: Souls.directory – SOUL.md templates for AI agent personalities

https://souls.directory
1•thedaviddias•36m ago•0 comments

Real-Time ETL for Enterprise-Grade Data Integration

https://tabsdata.com
1•teleforce•40m ago•0 comments

Economics Puzzle Leads to a New Understanding of a Fundamental Law of Physics

https://www.caltech.edu/about/news/economics-puzzle-leads-to-a-new-understanding-of-a-fundamental...
2•geox•41m ago•0 comments

Switzerland's Extraordinary Medieval Library

https://www.bbc.com/travel/article/20260202-inside-switzerlands-extraordinary-medieval-library
2•bookmtn•41m ago•0 comments

A new comet was just discovered. Will it be visible in broad daylight?

https://phys.org/news/2026-02-comet-visible-broad-daylight.html
2•bookmtn•46m ago•0 comments

ESR: Comes the news that Anthropic has vibecoded a C compiler

https://twitter.com/esrtweet/status/2019562859978539342
1•tjr•47m ago•0 comments

Frisco residents divided over H-1B visas, 'Indian takeover' at council meeting

https://www.dallasnews.com/news/politics/2026/02/04/frisco-residents-divided-over-h-1b-visas-indi...
3•alephnerd•48m ago•1 comments

If CNN Covered Star Wars

https://www.youtube.com/watch?v=vArJg_SU4Lc
1•keepamovin•54m ago•2 comments

Show HN: I built the first tool to configure VPSs without commands

https://the-ultimate-tool-for-configuring-vps.wiar8.com/
2•Wiar8•57m ago•3 comments

AI agents from 4 labs predicting the Super Bowl via prediction market

https://agoramarket.ai/
1•kevinswint•1h ago•1 comments

EU bans infinite scroll and autoplay in TikTok case

https://twitter.com/HennaVirkkunen/status/2019730270279356658
6•miohtama•1h ago•5 comments

Benchmarking how well LLMs can play FizzBuzz

https://huggingface.co/spaces/venkatasg/fizzbuzz-bench
1•_venkatasg•1h ago•1 comments

Why I Joined OpenAI

https://www.brendangregg.com/blog/2026-02-07/why-i-joined-openai.html
19•SerCe•1h ago•12 comments

Octave GTM MCP Server

https://docs.octavehq.com/mcp/overview
1•connor11528•1h ago•0 comments

Show HN: Portview what's on your ports (diagnostic-first, single binary, Linux)

https://github.com/Mapika/portview
3•Mapika•1h ago•0 comments

Voyager CEO says space data center cooling problem still needs to be solved

https://www.cnbc.com/2026/02/05/amazon-amzn-q4-earnings-report-2025.html
1•belter•1h ago•0 comments

Boilerplate Tax – Ranking popular programming languages by density

https://boyter.org/posts/boilerplate-tax-ranking-popular-languages-by-density/
1•nnx•1h ago•0 comments

Zen: A Browser You Can Love

https://joeblu.com/blog/2026_02_zen-a-browser-you-can-love/
1•joeblubaugh•1h ago•0 comments

My GPT-5.3-Codex Review: Full Autonomy Has Arrived

https://shumer.dev/gpt53-codex-review
2•gfortaine•1h ago•0 comments

Show HN: FastLog: 1.4 GB/s text file analyzer with AVX2 SIMD

https://github.com/AGDNoob/FastLog
2•AGDNoob•1h ago•1 comments

God said it (song lyrics) [pdf]

https://www.lpmbc.org/UserFiles/Ministries/AVoices/Docs/Lyrics/God_Said_It.pdf
1•marysminefnuf•1h ago•0 comments
Open in hackernews

Show HN: I wrote a book – Debugging TypeScript Applications (in beta)

https://pragprog.com/titles/aodjs/debugging-typescript-applications/
53•ozornin•2mo ago

Comments

cranberryturkey•2mo ago
vibe coded?
ozornin•2mo ago
no
beanjuiceII•1mo ago
let me read it to verify
sebg•2mo ago
How did you enjoy the process?
ozornin•2mo ago
I did, thank you! It was hard and long, though. Much harder and longer than I expected it to be. The book ended up being very different from what I initially conceived (for the better, I hope.) I have too much to say to fit it all in one comment, to be honest :)
sebg•1mo ago
Great that you finished :)

Do you have a next book project lined up?

ozornin•1mo ago
Thank you!

Not really. I am almost sure that eventually I'll do it, but what I have at this point is more like "dreams" or "ideas", very far from being materialized.

Also, I know that I want to write about something less practical and more fun. Maybe, making music. Writing about fun parts is so much easier

enz•2mo ago
> What You Need: A computer with a Chromium-based browser such as Chrome, Vivaldi, or Brave [...]

I believe the book focuses on client-side TS apps?

ozornin•2mo ago
Mostly yes. It touches upon debugging unit tests and server-side code, as well as methodologies applicable to debugging in general, but the practical parts are almost exclusively client-side.
progx•2mo ago
I build a "wrapper" for this (not public, quick&dirty code). Transfer everything that could be logged via websocket to console and output and colorize it like I do it with a node app. Reduces the time that I need to spend in browser for debugging (click, scroll, open trees, etc.), has same format and it saves much time.

I am sure somebody created a good lib for that on github.

seniorsassycat•1mo ago
Node.js uses the same JavaScript engine as chrome and chrome dev tools can be connected to node to debug and profile.

node --inspect

chrome://inspector

silicon_laser•1mo ago
Text in the screenshots is barely readable. It should be comparable to default text size.
ozornin•1mo ago
That's great feedback, thank you!

We'll go through screenshots, check their readability and crop or re-create them before going to print.

Can you point to particular screenshots that feel the worst?

maxloh•1mo ago
I think I saw this template before. What software did you use to create the book?
sb8244•1mo ago
Pragmatic has an inhouse book compiler. Most authors write in markdown and there's some special XML features you can use as well for it. Of course code linking is a first class feature.

It's a pretty nice system, actually.

ozornin•1mo ago
Exactly. I wrote in (flavored) Markdown with occasional XML inserts.
orliesaurus•1mo ago
Nice to see someone tackling debugging in TypeScript head on... the discussion about templates and in‑house compilers is interesting... I always appreciate when authors share their process...

ALSO when it comes to debugging TypeScript I lean heavily on a mix of tools and best practices... Visual Studio Code’s built‑in debugger and Jest integration make stepping through code a breeze... I combine that with custom type guards and strategic logging to catch errors early and make the stack traces meaningful...

I’m curious if you dive into production debugging and error tracking... things like source maps and disciplined logging can save hours when chasing bugs in the wild... thanks for sharing your experience and good luck polishing the final version...

ozornin•1mo ago
I totally agree.

At first, I started writing a book about very practical, hands-on debugging practices, but quickly realized that the "mix of tools and best practices" you're talking about is a much more valuable skill, as well as bug prioritization, and even bug reporting.

So, as a result, catching errors early, type guarding, logging to debug asynchronous operations, and error tracking are all major parts of the book.