note

JavaScript: Assigning to a Non-Existent Index (The Mystery of Creating Empty Slots in Arrays)

Being able to dynamically change the size of an array is a strength of JavaScript, but assigning values by skipping indices creates unexpected behavior. When you want to safely add elements to an ...
TechRepublic

JavaScript Map and Set Tutorial

This tutorial provides a comprehensive guide to JavaScript Map and Set, explaining their differences, use cases, and how to effectively utilize them. JavaScript offers a rich set of data structures ...
GitHub

Efficient Binary heap (priority queue, binary tree) data structure for JavaScript / TypeScript.

Now with support for async comparators with the new HeapAsync class! Includes JavaScript methods, Python's heapq module methods, and Java's PriorityQueue methods. Easy to use, known interfaces, tested ...
GitHub

Immutable JS data structures which are backwards-compatible with normal Arrays and Objects.

Use them in for loops, pass them to functions expecting vanilla JavaScript data structures, etc. Whenever you deeply clone large nested objects, it should typically go much faster with Immutable data ...
TheServerSide

Java array size, length and loop examples

Community driven content discussing all aspects of software development from DevOps to design patterns. Here are the most important concepts developers must know when they size Java arrays and deal ...
LinkedIn

Understanding All Types of Loops: Differences and When to Use Them

Use "for" loops for fixed iteration counts or array manipulation. Use "while" loops when you don't know how many times to repeat the block. Use "do-while" loops when you need at least one execution.
LinkedIn

Script: Using split to use an array of SYS_ID's

Sometimes, we need to deal with a list of SYS_IDs in our scripts, whether it's for updating records or performing other operations. The JavaScript split() function is a useful tool for splitting a ...
TechRepublic

JavaScript Best Practices

Learn about the best practices for web development and JavaScript programming, complete with code examples and real-world scenarios. JavaScript is a versatile and widely used programming language that ...
makeuseof

Create a CAPTCHA Validation Form Using HTML, CSS, and JavaScript

Yuvraj is a passionate technical writer with a computer science degree from the esteemed University of Delhi, India. His deep understanding and expertise in programming, software development, ...
TheServerSide

JSON (JavaScript Object Notation)

What is JSON (JavaScript Object Notation)? JSON (JavaScript Object Notation) is a text-based, human-readable data interchange format used to exchange data between web clients and web servers. The ...
makeuseof

15 JavaScript Array Methods You Should Master Today

Nitin is an avid software developer and a computer engineering student developing web applications using JavaScript technologies. He works as a freelance web developer and likes to write for Linux and ...