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ProgrammingDEV Community ·

Build a Fast Deepfake Detector in an Afternoon (2026)

Build Your Own Deepfake Detector in 2026 – A Hands‑On Guide for Journalists, Creators, and Developers Introduction Every day you hear about a “viral” video that looks real but turns out to be AI‑fabricated. The truth? You can spot most of them with a tool you build in an afternoon. This guide walks you through a complete, production‑ready deepfake detector—from data collection to a Docker‑ized service you can run on a laptop or a cloud GPU. By the end you’ll have: A ready‑to‑run Docker image that accepts a video URL or file and returns a confidence score with visual heat‑maps.

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ProgrammingDEV Community ·

Argo CD a fundo como funciona o GitOps na prática

O Argo CD resolve um problema simples e caro: garantir que o que está rodando no Kubernetes é exatamente o que está versionado no Git. Ele é um controlador declarativo de entrega contínua (CD) para Kubernetes, mantido pela comunidade Argo e projeto graduado da CNCF. Sem uma ferramenta assim, o fluxo típico é um pipeline de CI que termina com kubectl apply ou helm upgrade contra o cluster. Isso funciona até o dia em que alguém altera um recurso na mão, o pipeline falha pela metade ou o cluster perde o estado e ninguém sabe qual era a versão "correta". É o chamado configuration drift.

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ProgrammingDEV Community ·

5 Python Project Ideas for Final Year Students

Choosing a final year project is hard. Here are 5 Python ideas that are easy to demo and easy to explain in a viva. Use OpenCV and the face_recognition library to detect faces from a webcam and mark attendance in a CSV file or database. Train a text classifier (TF-IDF with Logistic Regression) on a labelled news dataset and build a small Flask page to test headlines. Use a public heart disease dataset, compare Random Forest, SVM and Logistic Regression, and show accuracy and a confusion matrix.

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ProgrammingDEV Community ·

Crea tu filtro anti‑deepfake en tiempo real sin ser experto

Detecta y bloquea deepfakes en tiempo real: guía práctica para crear tu propio filtro anti‑desinformación en 2026 Introducción ¿Te preocupa que en las próximas elecciones aparezcan videos falsos de los candidatos? No estás solo: la búsqueda “detector de deepfake gratis” ha explotado en los últimos meses. En este artículo te muestro, paso a paso y sin necesidad de ser experto en IA, cómo montar un filtro local que identifique deepfakes en tiempo real, lo integre en tu navegador y lo pueda usar cualquier medio o creador de contenido. Motivo Datos recientes (2026) Manipulación electoral Más de 1

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ProgrammingDEV Community ·

SINK

I built SINK, a voice assistant for Windows that lets you control your laptop without using your hands. I built it for my friend mahima. she can't use her hands properly because she applies henna (mehdi in indian language), so basic things like opening a browser, clicking a button, scrolling or searching a homework answer became very hard. Windows has voice control, but it only follows commands. It can't see what's on the screen or help with the actual work.

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ProgrammingDEV Community ·

How to implement custom Api key authorization in your django application.

To use a custom database model as an HTTP header token, the database model itself does not automatically read request headers. In a web application framework like Django REST Framework (DRF), the configuration is split into two distinct responsibilities: 1. The Database Model: Stores and validates the API key (ideally stored as a secure hash rather than plain text). 2. The Authentication Class / Middleware: Reads incoming HTTP headers (such as Authorization: Api-Key or X-Api-Key: ), extracts the value, hashes it, and queries the database model.

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ProgrammingDEV Community ·

Setting Up a SOCKS5 Proxy Server for Automation: A Deep Dive into Layer 5 OSI Advantages

In the modern landscape of high-speed automation, web scraping, and distributed systems, the "proxy" is often treated as a commodity—a simple commodity IP address used to bypass a geographic restriction. However, for those building industrial-grade automation, this superficial view is a liability. When we move beyond simple HTTP requests and into the realm of complex, stateful interactions, the architectural nuances of the Session Layer (Layer 5) of the OSI model become the difference between a resilient system and a brittle one. If you have ever faced mysterious connection drops, TCP handshak

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ProgrammingDEV Community ·

Building in Public

There is a version of this project that only shows up when it's done — polished changelog, clean screenshot, a tidy sentence about what shipped. That version is a lie by omission. It erases the four hours I spent arguing with a bug that turned out to be a timezone, the design I built and then deleted, the night the whole thing crashed and nobody but me and the logs ever knew. I post the other version. Not because transparency is a virtue I've decided to perform, but because the unfinished state is where the actual information lives.

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ProgrammingDEV Community ·

Cross-Check: An Agent That Catches Outdated Website Content Before AI Assistants Repeat It to Buyers

This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content We asked our own website 87 questions that buyers had emailed us. It fully answered only 8 of them. What it is. Cross-Check is an agent that reads our website through a Sanity Knowledge Base and compares it with two things: the questions prospects actually ask us, and the answers our sales team actually gave them. Where the site is silent, unclear or says something different, it files a finding with a suggested fix that an editor reviews in Sanity Studio.

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ProgrammingDEV Community ·

Your Protocol Has Consensus. The Committee Reviewing It Doesn't.

Somewhere right now, five people at an asset manager are discussing a DeFi protocol whose builders will never hear the verdict. The risk lead read the docs. Compliance found a blog post from last year. Legal skimmed an audit of a version that is no longer deployed, the portfolio manager remembers a founder's thread, and finance pulled numbers off a dashboard. Twenty minutes in, they realize they do not agree on what the protocol actually is, so the item gets parked and nobody sends the team a reason.

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ProgrammingDEV Community ·

I Buid Repolens - An autonomous developer onboarding agent for unfamiliar repositories.

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend I built RepoLens, an autonomous codebase analysis and developer onboarding agent for anyone who opens a large or unfamiliar repository and immediately thinks: “Where do I even start?” This project was built for a friend who frequently works with unfamiliar codebases. The biggest problem wasn't writing code — it was understanding existing code. When you clone a new project, you usually have to spend a lot of time figuring out: What does this project actually do? Which frameworks and languages are being used? Where

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ProgrammingDEV Community ·

Nudging with Questions: Why Telling Your AI What to Fix Triggers an Apology Death Spiral (And How to Advance Juniors)

What I learned mentoring juniors for four decades seems to apply to today's agentic coding. "The true goal of mentoring is never to supply the answer. It is to point the flashlight into the dark corner of the state space and let the student discover the monster for themselves." — Randal L. Schwartz Search YouTube, Twitter, or developer blogs for "AI prompting" today, and you will be inundated by a relentless flood of breathless titles promising secret cheat codes: "Stop Prompting Like a Beginner: Use This 5-Step Secret Template!" "10 AI Prompts That Will Make You a 10x Engineer Overnight!" "Wh

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ProgrammingDEV Community ·

Your Founder's Personal Brand Should Work Like a Bootloader

Engineering teams will spend an entire quarter removing a single point of failure from a payments service, then never ask the same question about the person whose face is on every conference banner the company pays for. The upside of executive visibility is real, and this guide to building a C-level personal brand that elevates the whole company covers it well, from aligning a leader's public voice with strategy to tracking what that voice does for partnerships, hiring, and funding. But one number rarely shows up in advice like this, and engineers already have a name for it: the bus factor. If

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ProgrammingDEV Community ·

A Developer's Guide to Staying Curious Without Missing Deadlines

Every team has a module nobody wants to touch and a handful of habits nobody remembers choosing. The tests pass, the deploys are boring, and the roadmap ships roughly on time, which feels like success right up until a new hire asks why the build takes eleven minutes and nobody has a good answer. In optimization terms, that team is parked on a local maximum: a hill that looks like the summit only because nobody has walked far enough to see the next one. A short essay on why exploring new ideas changes everything makes a point that sounds obvious until you try to live by it: curiosity pays off w

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ProgrammingDEV Community ·

Review Your Web3 Announcements Like Pull Requests

Most Web3 teams run every line of Solidity through tests, an audit, and at least two reviewers, then publish the launch thread from someone's phone at 2 a.m. The contract gets a threat model. The sentences around it get vibes. One agency's checklist of expert tips for successful Web3 PR ends on a principle that sounds like etiquette: balance vision with transparency. In the biggest markets you are likely to ship to, that principle now carries the force of law, and regulators read your copy the way auditors read your code.

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ProgrammingDEV Community ·

I shipped an agent that asks Sanity Context what it is allowed to say

This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content The agent's MCP endpoint: https://api.sanity.io/v1/context/organizations/ovihgdwkx/mcp/ninety Live app: https://web-eight-amber-6zft3r0kdf.vercel.app Context evidence page: https://web-eight-amber-6zft3r0kdf.vercel.app/context Code: https://github.com/PhiBao/beyond-vibe Sanity project: jvgi63fz · dataset production · Studio: https://beyond-vibe.sanity.studio Most travel assistants will confidently tell you how many days you have left. They will also be wrong sometimes, and you cannot tell which tim

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ProgrammingDEV Community ·

SafeBites: A Zero-Backend AI Meal Planner for My Roommate's Allergies

This is a submission for the Hacktoberfest Weekend Challenge: Build for a Friend I built SafeBites, a lightweight, client-side meal planner specifically for my college roommate who has strict dietary restrictions. He frequently struggles to figure out what is safe to cook using the random ingredients left in our fridge. This tool takes our current ingredient list and generates safe, custom recipes tailored exactly to his allergies, solving a daily headache for him. Here is the live, deployed web application: https://badshahaditya57-sketch.github.io/safebites-meal-planner/ https://github.com/ba

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