DevTools & Productivity

Chrome DevToolsVS CodeDebuggingAI Assistants

Master developer tools, debugging techniques, and productivity workflows. From Chrome DevTools to AI coding assistants and workflow optimization.

Free Tutorial

Learn DevTools & Productivity - Tools for 10x Development

Master the tools, techniques, and workflows that separate highly productive developers from the rest. Learn Chrome DevTools, VS Code mastery, debugging strategies, terminal productivity, linting and formatting, AI coding assistants, and end-to-end workflow optimization.

Prerequisites

Before diving into developer tools mastery, you should have basic familiarity with HTML, CSS, JavaScript, and a code editor. Experience with React or Node.js is helpful for the debugging sections.

JavaScript Tutorial React Tutorial

What You'll Learn

✓ Chrome DevTools mastery & profiling
✓ Network analysis & performance tuning
✓ Memory leak detection & prevention
✓ VS Code shortcuts & extensions
✓ Terminal & Zsh productivity
✓ JavaScript, React & Node.js debugging
✓ npm advanced & monorepo management
✓ ESLint, Prettier & Git hooks
✓ GitHub Copilot & AI assistants
✓ Developer experience & workflow optimization

Course Topics

Lesson 1

Beginner

20 min

Chrome DevTools Mastery

Master Chrome DevTools from the Elements panel to advanced debugging techniques for modern web development

Network Tab Deep Dive

Analyze HTTP requests, debug API calls, optimize waterfall performance, and master the Chrome Network panel

Performance Profiling

Profile runtime performance, analyze flame charts, identify jank, and optimize rendering in Chrome DevTools

Detect memory leaks, analyze heap snapshots, and understand garbage collection using Chrome DevTools Memory panel

Master VS Code keyboard shortcuts, multi-cursor editing, refactoring tools, and workspace configuration for maximum productivity

Curated list of essential VS Code extensions for TypeScript, React, testing, Git, and developer productivity

Terminal Productivity

Master terminal workflows with aliases, functions, tmux, and command-line tools for 10x developer efficiency

Configure Zsh with Oh My Zsh, Powerlevel10k, plugins, and custom themes for a beautiful and productive shell

Master JavaScript debugging with breakpoints, watch expressions, call stack analysis, and advanced console techniques

Debug React applications with React DevTools, component profiling, hooks inspection, and common bug patterns

Debug Node.js applications with the built-in inspector, VS Code debugger, and production debugging techniques

Master npm workspaces, scripts, package publishing, dependency management, and security auditing

Set up and manage monorepos with Turborepo, Nx, npm workspaces, and pnpm for scalable multi-package projects

Linting and Formatting

Configure ESLint and Prettier for TypeScript and React projects with custom rules, plugins, and automated workflows

Husky and lint-staged

Set up Git hooks with Husky and lint-staged to enforce code quality standards before every commit

GitHub Copilot Productivity

Maximize productivity with GitHub Copilot through effective prompting, inline chat, custom instructions, and workflow integration

Compare and use AI coding tools including Claude, ChatGPT, Cursor, Codeium, and other AI assistants for development

Design and improve developer experience (DX) through tooling, documentation, APIs, and friction-reducing workflows

Documentation as Code

Write and maintain technical documentation using code-first approaches with JSDoc, TypeDoc, Storybook, and MDX

Developer Workflow Optimization

Optimize your end-to-end development workflow from feature planning to deployment with proven processes and automation

→

Frequently Asked Questions

What are browser DevTools?

Browser DevTools (Developer Tools) are built-in debugging and development tools in modern browsers like Chrome, Firefox, and Edge. They include panels for inspecting HTML/CSS, debugging JavaScript, analyzing network requests, profiling performance, monitoring memory usage, and auditing accessibility. Chrome DevTools is the most widely used and offers the most comprehensive set of features for web development.

How to debug JavaScript in Chrome?

To debug JavaScript in Chrome DevTools, open the Sources panel and set breakpoints by clicking on line numbers in your source code. Use conditional breakpoints for specific scenarios, the debugger statement in code, or event listener breakpoints. Step through code using step over, step into, and step out controls. The Console panel lets you evaluate expressions in the current scope, and the Watch panel tracks variable values as you debug.

What VS Code extensions should developers use?

Essential VS Code extensions include ESLint and Prettier for code quality and formatting, GitLens for enhanced Git integration, and the TypeScript and JavaScript language extensions. For productivity, consider Copilot or other AI assistants, auto-rename tag, bracket colorizer, and path intellisense. Framework-specific extensions like Tailwind CSS IntelliSense, React Developer Tools, and REST Client are valuable for web development workflows.

How to improve developer productivity?

Improve developer productivity by mastering keyboard shortcuts in your editor and terminal, setting up efficient linting and formatting with ESLint, Prettier, and Git hooks (Husky). Automate repetitive tasks with scripts and CI/CD pipelines, use AI coding assistants like GitHub Copilot for boilerplate code, and invest time in learning debugging techniques that save hours of console.log-based troubleshooting.

Ready to Supercharge Your Productivity?

Begin with Chrome DevTools mastery. You'll learn to inspect, debug, and optimize any web application using the most powerful browser development tools.

Start Learning DevTools →