Coding Help Tips Resources Tutorials
Google Apps Scripts and Web Development Tutorials and Resources by Laurence Svekis
Stop Reading, Start Doing: Level Up Your Skills with 10 JavaScript Exercises 100 Exercise Guide If you’ve ever tried to learn a programming language, you know the feeling. You can read tutorials and watch videos for hours, but the moment you face a blank editor, everything you “learned” seems to vanish. It’s a common problem, … Read more
Welcome! You’re about to take your first steps into the exciting world of programming with JavaScript, the language that powers the interactive web. This guide is designed to take you from a complete beginner to someone with a solid, practical foundation in just 28 days. You don’t need any prior coding experience—just curiosity and a … Read more
1. DOM Selection & Manipulation 1. Select an Element by ID const element = document.getElementById(‘myId’); Explanation: Selects a single DOM element with the ID myId. 2. Select Elements by Class Name const elements = document.getElementsByClassName(‘myClass’); Explanation: Returns a live HTMLCollection of all elements with the class myClass. 3. Select Elements by Tag Name const elements … Read more
Useful JavaScript Snippets for Web Developers A curated collection of essential vanilla JavaScript code snippets, organized into categories for easy reference. Each snippet includes a practical example and a detailed explanation. 📂 1. DOM Manipulation Working with the Document Object Model is a cornerstone of front-end development. 1.1. Select a Single Element Select the first … Read more
Discover My Latest Code Repositories & Downloadable Guides 📚💻 I’ve been hard at work over on GitHub crafting practical code examples and in-depth guides for web developers, automation enthusiasts, and Google Apps Script fans. Below you’ll find all my active repositories—each packed with hands‑on examples—and links to downloadable PDF versions so you can study offline … Read more
Get the full book https://www.amazon.com/dp/B0FC7J9PY9 or https://www.amazon.ca/dp/B0FC7J9PY9 Introduction Welcome to JavaScript Power Drills: 100 Exercises for Coders!Whether you are an aspiring developer, an experienced programmer looking to brush up on your JavaScript, or a coding instructor seeking reliable practice materials, you’ve found the perfect resource. This book was created to help you move from understanding … Read more
This set of exercises continues your journey through JavaScript, covering more advanced concepts and practical problem-solving techniques. Keep practicing and experimenting! Section 4: Intermediate to Advanced Concepts (Exercises 31-40) Exercise 31: Error Handling with try…catch Exercise 32: Understanding this Keyword Context Exercise 33: Arrow Functions (=>) Exercise 34: Object Destructuring Exercise 35: Array Destructuring Exercise … Read more
These exercises are designed to help you practice and solidify your understanding of fundamental to intermediate JavaScript concepts. Work through them step by step, and don’t hesitate to experiment with the code! Section 1: Fundamentals (Exercises 1-10) Exercise 1: Declare and Assign Variables Exercise 2: Basic Arithmetic Operations Exercise 3: String Concatenation Exercise 4: Conditional … Read more
📋 What You’ll Learn 1. What Is localStorage? Method What it does setItem(key, value) Save a string under key getItem(key) Retrieve string for key (or null) removeItem(key) Delete entry for key clear() Wipe all keys in this origin 2. Why JSON.stringify / JSON.parse? Since localStorage only holds strings, to store an object you must: 3. … Read more
JavaScript is a versatile language with many nuances and advanced features. In this post, you’ll find 50 new questions covering topics from global objects and module loaders to service workers and job queues. Each entry includes a clear explanation and practical code examples. 1. What is the difference between the global object in a browser … Read more