Floo & Homenum Revelio :: Magic in your terminal
Halloween has just passed, so here are two magic bash tools of mine (the names nod to the floo network and to a Potter spell), both open source. Floo gets you i…
Englishdev.to Linux
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Response Checklist for CVE-2026-97597 in Shared and Multi-Tenant Linux Hosts
Response Checklist for CVE-2026-97597 in Shared and Multi-Tenant Linux Hosts Shared Linux hosts need a different response to CVE-2026-97597 than single-purpose …
Englishdev.to Linux
The Context-Egress Gate: Decide What Your Agent May Send Before You Compare Free, Paid, or Self-Hosted
Short version: every comparison of free, paid, and self-hosted inference I have seen starts with the bill, and almost none of them start with the payload. The e…
Englishdev.to Python
Kill -9 Your Own Cron Job: A Lock-and-Timeout Tutorial for a Free Box
Your scheduled job will run twice at the same time one day, and the second copy is the one that corrupts state. So build the lock before you build the model cal…
Englishdev.to Python
Your Free Tier Runs on a Second Clock
A free inference lane is not a cheaper copy of your paid path. It runs on a second clock. Copy your timeouts across and that clock will bite you. I reviewed a s…
Englishdev.to Python
Your Agent Does Not Need Your API Key
The grants you hand an agent decide your blast radius, not the model you pick. A credential that can appear in a message can also appear in a trace, a retry, a …
Englishdev.to Python
Central bank exchange rates via public APIs: ECB, NBP and the National Bank of Kazakhstan, with the gotchas
If you need official exchange rates, central banks are the primary source, and many of them publish without an API key. They do not publish them the same way, t…
Englishdev.to Python
How to Extract and Check JSON-LD Structured Data with Python (Standard Library Only)
Structured data is the small block of JSON most sites put in their HTML to tell search engines what a page is: an article, a product, an organization, a breadcr…
Englishdev.to Python
Wie finde ich das kostenlose Volltext-PDF einer Studie anhand ihrer DOI?
Du hast eine DOI, die Seite des Verlags verlangt einen Login, und du willst nur den Methodenteil lesen. Sehr oft gibt es irgendwo eine legale, kostenlose Kopie:…
Englishdev.to Python
I made a simple screen-wide lightbar overlay for Linux
Just made this digital lightbar because i couldnt see my keyboard in dark - a configurable lightbar that sits on any edge of your screen. What it does: Creates …
Englishdev.to Python
Xiaohongshu (RedNote) search API: find a topic's posts, read them in full and rank them by engagement in one call
Short answer: POST /api/v1/search with a topic, platform: "xiaohongshu" and digest: true searches the topic, reads every post it found (caption, text in the ima…
Englishdev.to Python
Object Storage Service for Secure User File Uploads: Pre-Signed URLs and Tenant Exports
An object storage service that supports pre-signed URLs changes how a secure user file upload reaches a tenant-scoped export. The important question is not mere…
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Pair the Runs Before You Compare Two Models
A five-point lead between two agents on the same item set is frequently a property of the pairing, not of the models. Independent averages discard the single mo…
Englishdev.to Python
VPS vs VDS vs Colocation: which one does your workload actually need?
"Should I get a VPS, a dedicated server or just colocate my own box?" I work at a hosting company that sells all three, and this is the question we hear most. T…
Englishdev.to DevOps
Case Study: A Provider-Parity Harness I Run Before Moving a Nightly Job to a Free Model Tier
Most teams switch model providers on vibes, then discover the new tier breaks their parser at 3 a.m. This case study walks through one small nightly job, the th…
Englishdev.to DevOps
The Memory That Knows When It Is Wrong
Most conversations about agent memory focus on recall. Can the agent find the right thing? That is the easy half. The harder half is knowing when the thing it f…
Englishdev.to DevOps
Divide Your Free Tokens by the Acceptance Rate
Divide Your Free Tokens by the Acceptance Rate A free token is not worth a token. It is worth whatever fraction of your calls your checker actually keeps. If si…
Englishdev.to DevOps
Test the Merge Result, Not the Branch: A Green-to-Merge Contract for CI
Most CI systems answer the wrong question. They tell you whether your branch passes tests on a base commit that has already moved on. The tree you actually ship…
Englishdev.to DevOps
Postmortem: A Cold Start Looked Like a Refusal, and the Patch Queue Stopped
The short version A gate that reviews AI-generated patches must separate three outcomes. They are: the patch passed, the patch failed review, and nobody knows y…
Englishdev.to DevOps
Weekend Build Log: A First-Boot Smoke Test for a Free Server and a Free Model Endpoint
Weekend Build Log: A First-Boot Smoke Test for a Free Server and a Free Model Endpoint Most one-weekend deployments do not fail in the feature code. They fail i…
Englishdev.to DevOps