Beginner's Guide: Set Up a Local SQL Database in Minutes Using SQLite

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A step-by-step tutorial published on DEV Community walks absolute beginners through setting up a working SQL database on their personal computer without any server configuration. The guide uses SQLite, a lightweight engine that stores an entire database as a single file, making it ideal for learning and portfolio projects. Readers are directed to download a free desktop app called DB Browser for SQLite, then import a provided Seattle weather CSV file containing 1,461 rows of daily data. Once the data is loaded, users can practise core SQL commands such as SELECT, WHERE, JOIN, and GROUP BY — the same syntax used in professional environments. The tutorial emphasises that skills learned on SQLite transfer directly to enterprise databases like MySQL or PostgreSQL.

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Developer uses HTML-to-MP4 framework and AI agent to produce Chrome extension promo videos

A developer built two product videos for a Chrome extension without using a traditional video editor, instead relying on HyperFrames, HeyGen's open-source HTML-to-MP4 framework. Compositions are written in plain HTML and CSS, with animations driven by GSAP and rendering handled by headless Chrome and FFmpeg, making the files editable by an AI agent. The developer encountered three key pitfalls: a silent failure when GSAP failed to load in a network-restricted container, audio-video drift caused by estimating narration timing rather than measuring it, and an inability to capture real UI screenshots in an isolated environment. Drift was eliminated by generating audio segments first, measuring their actual durations, and deriving cut points cumulatively, achieving near-perfect sync on both videos. The developer also resolved the screenshot issue by seeding real fetched data through the app's own cache path rather than mocking the interface.

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ProgrammingDEV Community ·

Web Accessibility Should Be a Design Priority, Not a Last-Minute Bug Fix

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ProgrammingDEV Community ·

Jordanian IT Student Builds AI Tool to Detect Phishing and Social Engineering

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ProgrammingDEV Community ·

Solo developer launches hands-on backend learning platform targeting job-ready skills

A developer has independently built and launched ASBackendInstitute, a backend-focused learning platform aimed at bridging the gap between tutorial completion and real-world employability. The platform offers Node.js and Socket.io courses, AI-powered mock interviews, DSA practice with an AI code explainer, and live classes with AI-generated notes. It also includes an in-browser development environment, a resume and portfolio builder, and a skill-verified certificate — all installable as a PWA. Built with React, Node.js, MongoDB, WebRTC, and multiple AI APIs, the platform targets an India-first audience with an English/Hinglish language toggle. The developer noted key technical hurdles during the build, including WebRTC connectivity issues on mobile networks and persistent cache invalidation bugs.

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