Pavel Romanov

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Exploring the Core Concepts of Node.js Readable Streams

Dec 5, 202410 min read

Building a Mental Model of Node.js Streams

Oct 22, 202410 min read

Writable Streams in Node.js: A Practical Guide

In Node.js, there are 4 primary types of streams: readable, writable, transform, and duplex. In the previous article, we looked at the readable streams in detail. Perhaps you've heard something about writable streams or even used them. But there is a...

Feb 16, 20259 min read

Profiling Node.js application with VS Code

Oct 3, 20249 min read

Building Semaphore and Mutex in Node.js

Sep 6, 202413 min read

Multithreading in Node.js: Using Atomics for Safe Shared Memory Operations

Node.js developers got too comfortable with a single thread where JavaScript is executed. Even with the introduction of multiple threads via worker_threads, you can feel pretty safe. However, things change when you add shared resources to multiple th...

Aug 28, 20246 min read

Docker Desktop Free Alternatives for Mac and Windows

There are different reasons why people can't use Docker Desktop. It might be restricted by company policies or because it requires you to pay at some point in time (most likely the latter one). Don't get me wrong, I'm not against paying for products ...

Aug 21, 20245 min read

Understanding Node.js Buffer

So far, we've become familiar with buffers, typed arrays, data views, and how they all work together. If you missed the previous articles, I highly recommend reading the one dedicated to buffers and the other one on views. Node.js provides a dedicate...

Aug 15, 20248 min read

Uint8Array vs DataView: Choosing the Right Buffer View in JavaScript

In the previous article, we got familiar with JavaScript buffers. The lowest possible implementation of a buffer in JavaScript is the ArrayBuffer class. This class is read-only, meaning we don't have any API to write data inside the buffer. To change...

Aug 7, 20248 min read

JavaScript Buffers Explained: Why They Matter and How to Use Them

What do video processing, 3D and 2D graphics, cryptography, and network protocols have in common? They all use buffers. It is a low-level abstraction that makes it possible to tap into efficient algorithms and direct memory management. There are no t...

Jul 30, 20246 min read

From ASCII to Unicode: A JavaScript Developer's Guide to Text Encoding

Have you ever seen things like ASCII or UTF-8? At least you should've seen the latter one. All modern IDEs and code editors display some sort of UTF when you work with files. Most of the time, you pay little attention to it because it doesn't direct...

Jul 18, 202410 min read

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