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Google Apps Scripts and Web Development Tutorials and Resources by Laurence Svekis
JavaScript interview questions with code examples closure in JavaScript What is closure in JavaScript and how can it be used to create private variables? A closure is a function that has access to variables in its outer scope, even after the outer function has returned. Closures can be used to create private variables in JavaScript … Read more
Coding Examples from YouTube Videos Learn JavaScript strict mode example Use strict mode to enforce modern JavaScript syntax and catch errors early: ‘use strict’; “use strict” is a directive in JavaScript that enables “strict mode”. Strict mode is a way to opt in to a “secure” version of JavaScript. When in strict mode, JavaScript will … Read more
HTML (Hypertext Markup Language) is the standard language used to create web pages. It is a markup language, which means that it uses tags to describe the structure and content of a web page. HTML tags define the headings, paragraphs, lists, links, images, and other elements of a web page. CSS (Cascading Style Sheets) is … Read more
Top 12 CSS code Tips Use CSS selectors wisely Use CSS selectors wisely: CSS selectors allow you to target specific elements in your HTML and apply styles to them. It’s important to use the most specific selector possible to target the elements you want to style. For example: <style> /* Target elements with a specific … Read more
HTML top 10 Coding and Tips Use semantic HTML elements Use semantic HTML elements: Semantic HTML elements provide meaning to the structure of your web pages. Examples of semantic elements include <header>, <nav>, <main>, <article>, <section>, <aside>, <footer>, etc. For example: <header> <h1>Header</h1> <nav> <ul> <li><a href=”#”>Home</a></li> <li><a href=”#”>About</a></li> <li><a href=”#”>Contact</a></li> </ul> </nav> </header> <main> … Read more
Top 10 Coding Examples and Tips for JavaScript Code Use spread operator Use spread operator to combine arrays: const a = [1, 2, 3]; const b = [4, 5, 6]; const c = […a, …b]; // [1, 2, 3, 4, 5, 6] Use spread operator to combine arrays: The spread operator (…) can be used … Read more
Top 10 Coding Examples and Tips for JavaScript Code strict mode example Use strict mode to enforce modern JavaScript syntax and catch errors early: ‘use strict’; Use const and let Always declare variables with const or let, rather than var: // Use let let name = ‘John Doe’; // Use const const PI = 3.14; … Read more
JavaScript Common Interview Questions and Solutions Coding Examples Closure 2forEach Array 3JavaScript Map function 3JavaScript Filter 4Check if number is an integer 5Is the string a palindrome 6Reverse a String 6Find the largest number in an array 8Check Object Property 8Common Elements in two Arrays 9 ClosureWhat is closure in JavaScript and give an example … Read more
Basics of JavaScript Code JavaScript is a high-level, dynamic, and interpreted programming language. It is used to add interactivity and other dynamic elements to websites. The console in JavaScript The console in JavaScript is a tool used for debugging and testing purposes. It allows developers to log information to the browser console for viewing. This … Read more
JavaScript Async Code Examples JavaScript is a single-threaded language, which means that it can only execute one piece of code at a time. This can make it challenging to perform long-running tasks, such as network requests, without freezing up the UI. To solve this issue, JavaScript provides the concept of asynchronous programming, which allows you … Read more