Your Bitcoin Node Is Updated. What About Everything Around It?
Bitcoin Core 32.1, Core Lightning security updates, and three checks worth making after your next upgrade. I run my own Bitcoin infrastructure because I want fe…
Englishdev.to Linux
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Can an AI Agent Tune the Linux Scheduler? Inside SchedCP and sched-agent
Linux makes scheduling decisions based on runnable tasks, wakeups, priorities, and accumulated CPU time. Applications evaluate those decisions in different term…
Englishdev.to Linux
Twenty-four of our twenty-five video compositions declare themselves one frame long, and one of them means it
Munchable has a workspace package whose only output is video. 2,635 lines of React, no footage, no After Effects project, and a Root.tsx of about a hundred line…
Englishdev.to React
I counted every internal link on our 38 page site. 64% of them are the footer.
I have written about Notifio's sitemap more than once, including the fact that only ten of its 38 URLs are typed by hand . A sitemap is a list of what exists. I…
Englishdev.to React
61% of our HTML is inside script tags. Then I compressed it and found the real bill.
I crawled all 38 pages of notifio.app to count internal links, which turned into its own post . While the HTML was sitting in a directory I measured something e…
Englishdev.to React
Four surfaces carry one find, and exactly one of them has a switch
When Notifio finds a listing that was not on a rental search page the last time it looked, four things happen. A line goes into the activity log, a row goes int…
Englishdev.to React
Four mascots share one 397-line parts file, and five pints are sitting in our homepage markup
Ask our homepage how many mascots it is carrying: curl -s https://pub-trivia.app/ | grep -c 'viewBox="0 0 120 120"' # 5 Five. Every mascot in this codebase is d…
Englishdev.to React
Connecting an LLM to your wiki, test manager, and database for QA
Most QA questions I get — "why did this suite fail last sprint", "does the wiki mention a rate limit for this endpoint", "which cases cover the payment retry pa…
Englishdev.to Python
Adding Trendlines and Regression Equations to Excel Charts Using Python
A line or scatter chart shows how the data moves, but the direction is left for the reader to judge: will next month keep climbing or fall back? Is the swing ac…
Englishdev.to Python
Adding and Customizing Sparklines in Excel Using Python
In a report where each product occupies one row of monthly figures, the reader has to compare numbers line by line to see the direction. A sparkline turns that …
Englishdev.to Python
How to Read an Error Message: A 3-Step Method for Python, Java, JavaScript and SQL
Every beginner meets the same moment: you press Run, the screen fills with red text, and your first instinct is to close it and stare at your code instead. Don'…
Englishdev.to Python
PDF to Markdown for RAG: did the exceptions survive?
A support assistant says an order can be returned within 30 days. The PDF says the same thing—and adds that personalized items cannot be returned unless they ar…
Englishdev.to Python
I drew OpenAI's math chart with a 2D Navier-Stokes solver. Here's the script.
Set one constant in this Python script and the smoke stops at that height. It's a real 2D Navier-Stokes solver in about 60 lines. A bigger version drew this: Th…
Englishdev.to Python
Cómo eliminar duplicados de una lista de clientes en Python cuando ninguna fila es idéntica
Quitar filas duplicadas parece tan fácil como hacer set(rows) . En una lista de clientes real casi nunca lo es, porque cuando la misma persona se registra dos v…
Englishdev.to Python
How a photo marketplace cut its face search bill 56% by moving off AWS Rekognition
This article was written with AI. Disclosure: I work on SightRadar, the API this team moved to. The figures for sellphotos.online are the ones they reported, an…
Englishdev.to Python
How to Track a Competitor's Instagram (Posts, Reels and Engagement Rate) Without the Instagram API
Disclosure: I built the Instagram Scraper used in this guide and earn from its usage on Apify. If you run social for a brand, the questions about competitors ar…
Englishdev.to Python
Python में रिकॉर्डिंग से साइलेंस कैसे हटाएँ ताकि शब्द न कटें
वॉइस रिकॉर्डिंग से रुकावटें हटाने का पूरा काम चार नंबरों पर टिका है: वह लेवल जिसके नीचे ऑडियो को साइलेंट माना जाए, किसी शांत हिस्से को हटाए जाने से पहले कम से क…
Englishdev.to Python
Is your backup actually usable? A 5-check script that tells you
Most backup monitoring stops at "the job ran". The job can run and still leave you with a zero-byte file, a half-written archive, or last week's copy because th…
Englishdev.to DevOps
VITI Test Lab: BIGF as the IT Governance Swiss Army Knife 🔧
A VITI Science Deep Dive | How deterministic physics engines turn "governance theater" (NIST, SAFe, ISO) into hard-coded runtime reality. Frameworks like SAFe, …
Englishdev.to DevOps
AI Can Prepare a DevOps Change. What Makes It Ready to Approve?
AI Can Prepare a DevOps Change. What Makes It Ready to Approve? Part 3 of 3 in "Terraform with an AI co-worker: access, testing, review". An AI agent had prepar…
Englishdev.to DevOps