Implementing a Sudoku validator in JavaScript
Sudoku is a logic-based combinatorial number-placement puzzle. This article discusses how to implement a Sudoku validator in JavaScript.
Code Articles
30 seconds of code contains a curated collection of code articles covering a wide range of development needs. The collection spans many topics, ranging from simple coding problems to theoretical concepts and development techniques.
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Web development · Markdown Cheatsheet
Markdown is the most popular markup language for writing documentation. Here is a cheatsheet with the most common syntax.
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JavaScript · Vocal fails are better than silent fails
Learn why vocal errors are better than silent ones, how to handle them effectively, and improve debugging and collaboration in JavaScript.
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JavaScript · Creating a Matrix data structure in JavaScript
After working with 2D arrays for a while, I decided to create a convenient wrapper for operations. Here's the gist of it.
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JavaScript · ESLint & Prettier configuration
Instead of reconfiguring ESLint and Prettier every time, I use this configuration to get started quickly.
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CSS · Creating tabbed content without JavaScript
Leverage modern HTML and CSS capabilities to create a tabbed content component without JavaScript.
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HTML · Creating accordion-style content without JavaScript
Did you know you don't need JavaScript to create accordion-style content? Here's how to do it with the details element.
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CSS · Are text-align and align-items the same when it comes to text alignment in CSS?
In the age of flexbox and grid, text alignment may seem simpler than ever, but there are a few things you should be aware of.
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CSS · Using the inset CSS property
The inset shorthand property makes element positioning in CSS easier. Learn how to use it effectively in your projects.
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CSS · Logical and physical CSS properties equivalents
New to CSS logical properties? This article provides a handy map of logical properties to their physical counterparts.
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Web development · You Shouldn't Always Modularize Your Code
Have you ever stopped to wonder if modularization is right for your use case? What if I told you it might not be?
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JavaScript · JavaScript Operator Cheatsheet
Quick reference for JavaScript operators.
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JavaScript · Progressive enhancement with Web Components
Dive into Web Components with me and learn how I used them to create modular interactive components to progressively enhance my website.
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JavaScript · Implementing fuzzy matching in JavaScript
Having built a search engine with TF-IDF and inverted indexes, we will now implement fuzzy matching to make searching error-tolerant.
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JavaScript · Formatting relative time in JavaScript
Did you know JavaScript has a built-in way to format relative time? It's called
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JavaScript · Detect the user's OS in the browser with JavaScript
Learn how to easily detect the user's operating system in the browser using JavaScript.
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JavaScript · Implementing partial search matching in JavaScript
Building on top of the TF-IDF and inverted index implementation, we will implement partial search matching to make searching more robust.
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JavaScript · Implementing search in JavaScript, using TF-IDF and an inverted index
Building on top of the Porter stemmer, we'll explore how to use TF-IDF and an inverted index to implement a search algorithm in JavaScript.
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JavaScript · Implementing the Porter stemming algorithm in JavaScript
Learn how to implement the Porter stemming algorithm in JavaScript, a simple algorithm for stripping English words of common suffixes.
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JavaScript · Implementing signals and reactivity with vanilla JavaScript
Let's demystify signals and reactivity, one of the most popular patterns in modern JavaScript, using event-driven programming!
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JavaScript · Using Test-Driven Development to refactor a JavaScript project
In the last installment of the series, we'll refactor our codebase to reduce bundle size and complexity, while making it more maintainable.
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JavaScript · Implementing a library for readable regular expressions in JavaScript
Having set up our environment and designed the API, it's time to implement the RegExp library we've been planning, using Vite and Vitest.
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JavaScript · Designing a user-centric API for a JavaScript library
Building atop the TDD foundation from last time, let's explore how to design a user-centric API for our JavaScript library.
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JavaScript · Kickstart a JavaScript project with Test-Driven Development
I recently built a project using Test-Driven Development (TDD) and it was a great experience. Here's why I think you should try it, too.