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#1000 #100daysofcode #100daysofsolana #100daysofsolona #2026 #a11y #accountability #achievement #activator

#javascript#opensource

DEVMay 5, 2026 · 31m ago

Looking for beta testers for AQE Light — a CSS selector engine built on BigInt bitmasks. Top 10 contributors get AQE Pro for free.

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I've been building AQE (Atomic Quantum Engine), a DOM selector engine that replaces tree traversal with flat bitmask operations. Instead of walking the DOM on every query, each node gets a 64-bit BigInt mask at sync time. Matching becomes a single integer AND. AQE Light is the free, open-source version — zero dependencies, MIT license, on npm now: npm install atomic-quantum-engine I'm looking for

#javascript#opensource#performance#showdev

#javascript#rest

DEVMay 5, 2026 · 1h ago

Spread vs Rest Operators in JavaScript

Hello readers 👋, welcome to the 23rd blog in this JavaScript series! In the last post, we discovered how async/await makes asynchronous code feel as natural as synchronous code. Today, we are going to talk about a pair of operators that look identical but do completely opposite jobs: the spread and rest operators. Both use three dots (...), but one expands values out while the other collects valu

#javascript#rest#spread

#asyncawait#javascript

DEVMay 5, 2026 · 1h ago

Async/Await in JavaScript: Writing Cleaner Asynchronous Code

Hello readers 👋, welcome to the 22nd blog in this JavaScript series! In our last post, we learned how try...catch helps us build resilient applications that handle failures gracefully. Today we are going to explore something that makes asynchronous code feel almost as straightforward as synchronous code: async/await. If you have ever wished that promise chains could read like a simple sequence of

#asyncawait#javascript#webdev

#webdev#javascript

DEVMay 5, 2026 · 1h ago

Error Handling in JavaScript: Try, Catch, Finally

Hello readers 👋, welcome to the 21st blog in this JavaScript series! In the last post, we unlocked the elegance of destructuring and how it simplifies working with arrays and objects. Today, we are going to talk about a topic that separates a fragile program from a robust one: error handling. No matter how carefully we write code, things go wrong. A network fails, a file is missing, an API return

#webdev#javascript#errors

#destructuring#javascript

DEVMay 5, 2026 · 1h ago

Destructuring in JavaScript

Hello readers 👋, welcome to the 20th blog in this JavaScript series! In the last post, we explored Map and Set, two modern data structures that make our code cleaner and more expressive. Today, we are going to talk about a feature that smooths out one of the most common repetitive tasks in JavaScript: pulling values out of arrays and objects. That feature is called destructuring. If you have ever

#destructuring#javascript

#mapset#javascript

DEVMay 5, 2026 · 1h ago

Map & Set

Hello readers 👋, welcome to the 19th blog in this JavaScript series! In the last post, we explored the this keyword and how it flexibly points to different callers depending on the context. Today, we are going to talk about two powerful data structures introduced in ES6 that often don't get enough love: Map and Set. If you have been using plain objects for key-value storage or arrays for everythi

#mapset#javascript#webdev

#webdev#javascript

DEVMay 5, 2026 · 1h ago

CSV to JSON: How to Convert Tabular Data in Pure JavaScript (No Libraries)

CSV is everywhere — spreadsheets, data exports, API responses that somehow still use it. JSON is what your code actually wants. Here's how to convert between them in pure JavaScript, without installing anything. CSV (comma-separated values) is simple and universal. JSON is structured and directly usable in JavaScript. The conversion problem shows up constantly: You export user data from a CRM as C

#webdev#javascript#beginners#tools

DEVMay 5, 2026 · 2h ago

30-Day Study Plan to Master Generative AI on AWS

Generative AI is no longer just an emerging technology. It is becoming a core business capability across software development, customer support, analytics, content generation, automation, knowledge management, and enterprise productivity. For cloud professionals, developers, data teams, and solution architects, learning Generative AI on AWS is now a high-value career move. AWS provides a growing e

#ai#aws#career#tutorial