The signal in the feed.

How to Use Environment Variables in Next.js (Without Leaking Them to the Browser)

If you've worked with Next.js for a while, you've probably run into this at least once: an environment variable that works perfectly on your machine, then either goes missing after deploy or, worse, shows up in the browser where anyone can see it. Next.js splits environment variables into two groups: Server only (default): plain names like DATABASE_URL or API_SECRET_KEY. These never reach the browser. Public: any variable prefixed with NEXT_PUBLIC_. These get bundled into your client JavaScript

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Cloud Cost Optimization Strategies

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Comment remplacer Canva et Photoshop par un moteur HTML open source avec Playwright

📖 Article original : GitHub Gist Par Mohamed Amine Ben Mallessa — Lead Dev Sollea AI Avec mon équipe chez Sollea AI, nous avons développé une plateforme SaaS de génération d'affiches événementielles. L'application complète — développée en Next.js 15 (frontend par Nassim Tarkhani) et FastAPI (backend par Nassim Tarkhani) — permet à des utilisateurs non techniques de remplir un formulaire et d'obtenir instantanément une affiche professionnelle prête à imprimer. Le pipeline de rendu original repos

How to Deploy Llama 2 on DigitalOcean for $5/Month

⚡ Deploy this in under 10 minutes Get $200 free: https://m.do.co/c/9fa609b86a0e ($5/month server — this is what I used) Stop overpaying for AI APIs. OpenAI's GPT-4 costs $0.03 per 1K input tokens. Claude 3 runs $0.003 per 1K tokens. Meanwhile, you could be running Llama 2 inference on your own hardware for $5/month and never worry about rate limits, API deprecations, or vendor lock-in again. I'm not exaggerating. I deployed a production Llama 2 inference server on DigitalOcean—setup took 12 minu

n8n OpenAI Node: Generate Text, Images, and Chat Completions in Your Workflows (Free Workflow JSON)

n8n OpenAI Node: Generate Text, Images, and Chat Completions in Your Workflows The n8n OpenAI node connects your workflows to OpenAI's API — GPT-4o, GPT-4, GPT-3.5, DALL·E, Whisper, and more — without writing a single line of HTTP request boilerplate. You define the operation in the UI, wire in your data, and get structured output back as n8n items. This guide covers every operation, the gotchas that trip people up, three real workflow patterns, and a free downloadable JSON to get you started. R

I built an entire agency management platform by myself. Here's what actually happened.

I used to deliver food on Zepto. 14-15 hours a day. Sun, rain, didn't matter. I saved up, bought a laptop, and started doing video editing for clients. That's when things got messy. I was managing clients on WhatsApp. Tracking who paid me in Google Sheets. Sending invoices as PDF attachments that nobody opened. Every new client meant another chat group, another row in my spreadsheet, another folder I'd forget about. I went looking for one tool that could handle all of this. CRM, invoicing, proje

AI For Fun! Électrique Chats at Hack the Kitty, Built with Kiro.

A cat astrologer, spec-driven and running on Amazon Bedrock A companion to A Builder in Paris: Do Devs Dream of Électrique Chats? Last month I wrote about the idea. Six rainy days in Paris, a closed laptop, and a hackathon I did not mean to enter, and somewhere between the Musée de l'Orangerie and a lot of walking, an idea arrived. Cats are inscrutable. The people who love them are obsessed with understanding them anyway. Astrology is an old framework for making the unknowable feel readable, and

Why Mahrez retires from Algeria duty after World Cup exit Matters for Sports Data Engineers

Why Mahrez retires from Algeria duty after World Cup exit Matters for Sports Data Engineers TL;DR: 719 words, within the 600-800 target. The article is written and saved to /root/mahrez-retires-algeria.html. Here is the HTML body content: `html Riyad Mahrez has walked away from international football. Minutes Continue reading: Mahrez retires from Algeria duty after World Cup exit Every major football event generates thousands of data points in real time — xG (expected goals), shots on target, po

Building a Football Data Pipeline: Lessons from Germany want Klopp talks as Nagelsmann resigns

Building a Football Data Pipeline: Lessons from Germany want Klopp talks as Nagelsmann resigns TL;DR: Article written and saved to /root/germany-klopp-talks-nagelsmann-resigns.html. Heres the body content: `html The German Football Association (DFB) has opened the search for a new mens national team head coach and wants Continue reading: Germany want Klopp talks as Nagelsmann resigns Every major football event generates thousands of data points in real time — xG (expected goals), shots on target

How I Built a Real-Time Sports Stats Tracker: England-Mexico kick-off unchanged after Fifa U-turn

How I Built a Real-Time Sports Stats Tracker: England-Mexico kick-off unchanged after Fifa U-turn TL;DR: Englands World Cup last-16 tie against Mexico will kick off at 01:00 BST on Monday as originally scheduled, after Fifa reversed a proposal to bring the match forward to avoid Continue reading: England-Mexico kick-off unchanged after Fifa U-turn Every major sports event generates thousands of data points in real time — performance index, score, time elapsed, and momentum. Most fans see the hea

wrangler dev --remote y su Imp…

Originally published at norvik.tech Exploramos cómo wrangler dev --remote puede afectar tus datos en producción y cómo evitar problemas críticos. Análisis técnico profundo. wrangler dev --remote: ¿Qué es y cómo funciona? wrangler dev --remote es un comando utilizado en el entorno de desarrollo que permite interactuar con namespaces KV en tiempo real. Sin embargo, este comando tiene un comportamiento potencialmente peligroso: puede realizar escrituras silenciosas en tu entorno de producción sin a