Recent posts tagged javascript

DuchessCodes • 4 days • in Articles • 2 min read

Will AI Replace Developers? I Spent Two Weeks Finding Out

So I kept asking myself… are we using AI the right way? Everywhere I look, someone is saying AI will take developer jobs. Someone else is saying it's just hype. And in the middle of all that noise, most of us are quietly pasting prompts into a chat ...

13 Reactions 8 Comments

nitroide • 14 hours • in Articles • 4 min read

How the Preview Sandbox Protects Your Saved Projects

NitroIDE's best feature is also its scariest one, and I mean that as a compliment to the feature. Send someone a link — nitroide.com/tools/codebox.html?code=... — and they get a running app instantly. No signup, no install, no "clone this repo first...

0 Reactions 0 Comments

saurav_tb_pandey • 14 hours • in Articles • 2 min read

Scaling Frontend Development: Understanding Micro-Frontends Architecture

What Are Micro-Frontends? Micro-frontends represent an architectural pattern where a large web application user interface the visible part of a website users interact with is broken down into smaller, semi-independent micro-applications. Instead of...

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seven • 18 hours • in Articles • 2 min read

Building Better UX for Browser-Based AI: Lessons From a Face Analysis Tool

Running machine learning models directly in the browser creates some interesting opportunities for web developers. Instead of sending images to remote APIs, applications can process sensitive data locally using client-side computer vision. But the...

1 Reactions 0 Comments

alQuerta • 1 day • in Articles • 2 min read

The Bug That Only Appears After You Refresh the Page

Have you ever built a feature that works perfectly the first time, but behaves differently after refreshing the browser? Maybe a user logs in successfully, navigates to another page, and everything looks fine. Then they press refresh, and suddenly t...

3 Reactions 2 Comments

Harrison Fisk • 1 day • in Articles • 2 min read

Your Website Works Fine Until Someone Uses It on a Slow Internet Connection

A website can look perfect on a developer's computer and still provide a frustrating experience for real users. The pages load quickly, buttons respond immediately, images look great, and everything seems to work as expected. But what happens when ...

3 Reactions 1 Comments

nitroide • 2 days • in Articles • 4 min read

Zero-Backend Accounts: What NitroIDE Gives Up by Never Asking You to Log In

Every tool you use asks you to log in before it does anything useful. Email, password, verify your inbox, pick a plan, maybe a credit card "just for verification". By the time you've done all of that, the idea you opened the tab for has already coole...

2 Reactions 1 Comments

saurav_tb_pandey • 2 days • in Articles • 1 min read

Why Your Server Keeps Crashing: Understanding Memory Leaks in Node.js

A memory leak occurs when a computer program incorrectly manages memory allocations, failing to release memory that is no longer needed. Essentially, your application asks for RAM from the system but forgets to give it back, eventually causing the sy...

0 Reactions 0 Comments

optiuserplugin • 3 days • in Articles • 1 min read

What Is a Rage Click? Causes, Dead Clicks and Fixes

We build Opti-Behavior, the WordPress plugin discussed here. Originally published on optiuser.com. A rage click is 3 or more fast clicks on the same spot. A dead click is one click on something that does nothing. Both mean the same thing: the visito...

5 Reactions 1 Comments

Ertugrul • 3 days • in Articles • 15 min read

From Lab to Code #3: Building an Interactive Robot Cell with Python and Three.js

In an automated production line, a robotic arm might look like the most interesting part of the system. But moving the arm is only one part of the problem. How does the robot know when an object has arrived? How does it decide where to place it? An...

2 Reactions 1 Comments

saurav_tb_pandey • 3 days • in Articles • 3 min read

Organizing Your Express.js App: A Complete Guide to the MVC Pattern

What is the MVC Pattern in Express? The Model-View-Controller MVC pattern is a software design structure that divides an application into three distinct components to manage data, business rules, and user interfaces. In an Express.js application, a...

0 Reactions 0 Comments

danielmartintech • 3 days • in Articles • 6 min read

Cache Key Design: Why Pathname-Only Failed a 576-URL Node.js Test

It is tempting to turn a URL into a cache key with one line: const key = new URLrequest.url.pathname; That is not URL normalization. It is a claim that every query parameter is irrelevant. Sometimes that claim is right. A utmsource parameter shou...

2 Reactions 1 Comments

morphio • 3 days • in Articles • 1 min read

Guard an image preview against out-of-order decoding

A user picks photo A, then picks B while A is decoding. If B finishes first, a late result from A can replace the correct preview. Give each selection a number and check it just before updating the display. Have the decoder return a detached image e...

0 Reactions 0 Comments

raythurnevoid • 4 days • in Articles • 8 min read

We built a ChatGPT-style chat with no AI framework

We built the AI chat in Sybill by hand, with ChatGPT as our reference. In January 2025 we started building Ask Sybill, the AI chat inside Sybill. Sybill makes AI tools for sales teams, and we wanted the chat to feel like ChatGPT, with the answer app...

3 Reactions 1 Comments

Bryan MacLeeverified • 4 days • in Articles • 5 min read

Building a lottery backtester in scrml: what the language gave back

What we built In one working session we built a Colorado Lotto+ simulator and strategy backtester in scrml's bootstrap dialect: 2,312 lines of scrml, 136 functions, 13 commits. It plays nine walk-forward strategies against seeded drawing histories,...

6 Reactions 1 Comments

ozilgoalaiorg • 4 days • in Articles • 2 min read

A Valid Image File Is Not an Approved AI Video Input

In a photo-to-video interface, the phrase "photo approved" can promise much more than the application has checked. The browser may have confirmed only that the file is a supported format and can be decoded. We build Ozil Goal AI. Working on its phot...

3 Reactions 1 Comments

nitroide • 4 days • in Articles • 4 min read

The Codebox Engine: How Editor, Preview and Console Stay in Sync Without a Server

Every browser IDE has the same three panes: the editor on one side, the live preview on the other, and a console somewhere underneath. What users never see is the plumbing between them — and in a tool with no server, that plumbing has to do all the w...

2 Reactions 0 Comments

saurav_tb_pandey • 4 days • in Articles • 3 min read

CSS Modules Explained: Say Goodbye to Global CSS Collisions in React

What is a CSS Module? A CSS Module is a build system configuration that automatically scopes Cascading Style Sheets CSS class names locally to the specific JavaScript component that imports them. Rather than relying on global style declarations tha...

0 Reactions 0 Comments

Anas Sheikh • 5 days • in Articles • 6 min read

Your AI Chat Feels Slow Because You Are Waiting for the Whole Answer: Streaming in Next.js

You build an AI feature. The model takes eight seconds to write the full answer. You show a spinner for eight seconds, then the whole answer appears at once. Technically it works. Your users think it is broken. Open any chat product you like and wa...

0 Reactions 1 Comments

ethanjamescolez • 5 days • in Articles • 4 min read

Keep Late Image Edit Responses Out of the Current Preview

A user requests a warmer background, changes the brief to remove a distraction, and starts another edit. The second request returns first. A few seconds later, the older response replaces the preview. Both requests succeeded, yet the interface now pr...

3 Reactions 1 Comments

saurav_tb_pandey • 6 days • in Articles • 3 min read

Demystifying Abstract Syntax Trees: How Code Becomes Action in Node.js

What is an Abstract Syntax Tree? An Abstract Syntax Tree AST is a structured, tree-like representation of source code written in a programming language. Instead of treating code as a flat string of plain text characters, a computer breaks it down in...

0 Reactions 0 Comments

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Recent posts tagged javascript

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