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IoT Full-Stack Technology

Dedicated to sharing IoT cloud services, embedded systems, and mobile client technology, with no spam ads.

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Recent Articles

Latest from IoT Full-Stack Technology

89 recent articles
IoT Full-Stack Technology
IoT Full-Stack Technology
Aug 17, 2026 · Databases

Does Adding an Index Lock the Table? JD Interview Deep Dive (Full Score Edition)

The article explains that whether adding an index locks a MySQL table depends on the version and DDL algorithm—MySQL 5.5 and earlier lock the whole table, 5.6‑5.7 use Online DDL with brief metadata locks, and 8.0+ can create secondary indexes instantly without locking, while primary, unique, and full‑text indexes always require locking.

COPYINPLACEINSTANT
0 likes · 10 min read
Does Adding an Index Lock the Table? JD Interview Deep Dive (Full Score Edition)
IoT Full-Stack Technology
IoT Full-Stack Technology
Jul 31, 2026 · Fundamentals

Essential Linux Basics: All You Need in One Guide

This comprehensive guide introduces Linux fundamentals, covering its history and major distributions, essential keyboard shortcuts, core file and disk management commands, network utilities, and system administration tools, each illustrated with clear syntax and practical examples.

basicscommand-linelinux
0 likes · 27 min read
Essential Linux Basics: All You Need in One Guide
IoT Full-Stack Technology
IoT Full-Stack Technology
Jul 30, 2026 · Backend Development

Build a Super‑Simple Node.js Web Scraper for Douban Top 250

This tutorial walks through creating a minimal Node.js crawler that fetches the Douban Top 250 movie page using the built‑in https module, parses the HTML with cheerio, extracts titles, ratings and images, stores the data in an array, and writes the results to a JSON file.

DoubanHTTPSWeb Scraping
0 likes · 5 min read
Build a Super‑Simple Node.js Web Scraper for Douban Top 250
IoT Full-Stack Technology
IoT Full-Stack Technology
Jul 29, 2026 · Frontend Development

Comprehensive Guide to Docx, PPTX, XLSX, and PDF Preview Solutions

This article analyzes various file preview options for docx, pptx, xlsx, and pdf formats, comparing commercial services, open‑source front‑end libraries, and server‑side converters, providing code examples, performance notes, and practical recommendations for developers seeking reliable document preview implementations.

PDFdocxfile preview
0 likes · 19 min read
Comprehensive Guide to Docx, PPTX, XLSX, and PDF Preview Solutions
IoT Full-Stack Technology
IoT Full-Stack Technology
Jul 16, 2026 · Frontend Development

7 Lesser‑Known CSS Properties That Can Wow Your UI

This article showcases seven uncommon yet powerful CSS properties—position:sticky, :empty, gap, background-clip:text, user-select, :invalid, :focus-within, and mix-blend-mode:difference—explaining their use cases, providing code examples, and noting compatibility considerations for modern web development.

:empty selector:focus-within:invalid
0 likes · 8 min read
7 Lesser‑Known CSS Properties That Can Wow Your UI
IoT Full-Stack Technology
IoT Full-Stack Technology
Jul 14, 2026 · Frontend Development

Why Do Major Tech Companies Build Their Own Front‑End Scaffolding?

The article examines how large front‑end teams create internal scaffolding tools, detailing each stage—from pre‑development setup and template generation to build, commit‑hook checks and CI‑driven releases—and explains how these tools simplify configuration, enforce standards, manage versions, and streamline development workflows.

Build ToolsCIfrontend
0 likes · 11 min read
Why Do Major Tech Companies Build Their Own Front‑End Scaffolding?
IoT Full-Stack Technology
IoT Full-Stack Technology
Jul 13, 2026 · Frontend Development

Why Do Big Tech Companies Build Their Own Front‑End Scaffolding Tools?

The article walks through the full lifecycle of a large‑company front‑end scaffold—from pre‑development command simplification and version locking, through template‑driven development, build‑tool integration, commit‑hook checks, and CI/CD publishing—showing how each stage reduces configuration overhead, risk, and duplicated effort.

Build ToolsCI/CDCode Quality
0 likes · 11 min read
Why Do Big Tech Companies Build Their Own Front‑End Scaffolding Tools?