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Kostia Palchyk
Kostia Palchyk

46 Followers

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Published in The Startup

·Nov 17, 2020

Can You Autorun RxJS?

Hey, RxJS streamers! 🙋‍♂️ Today we’re going to review a small library that re-evaluates an expression based on updates in streams it uses. tl;dr: docs and package at github.com/kosich/rxjs-autorun 🔗 Let’s boldly explore it! It’s a sweetened countdown Our first example! A simple mapping Say, we want to prettify each value on a timer…

Rxjs

3 min read

Can You Autorun RxJS?
Can You Autorun RxJS?
Rxjs

3 min read


Sep 23, 2020

RxJS: Turn a Stream of Objects into an Object of Streams

source$.a.b.c.subscribe(…) — Hi, fellow streamer! Today I want to share a JS/TS package that allows you to access props of objects on Observables: tl;dr: github.com/kosich/rxjs-proxify 📦 A simple use case:

Rxjs

2 min read

RxJS: Turn a Stream of Objects into an Object of Streams
RxJS: Turn a Stream of Objects into an Object of Streams
Rxjs

2 min read


Published in Better Programming

·Jun 23, 2020

Create a Text-to-GIF Animation

From idea to publication … and how it didn’t quite go as planned — I had an idea that it’d be cool to create storyboards from simple text, for example:

React

6 min read

Create a Text-to-GIF Animation
Create a Text-to-GIF Animation
React

6 min read


Jun 19, 2020

RxJS debounce vs throttle vs audit vs sample — Difference You Should Know

In this article, we’ll review how these operators work and how they differ. For simplicity, we’ll compare their *Time counterparts: auditTime, debounceTime, throttleTime, sampleTime — they work in the same way, just in defined time windows. These operators are handy when you want to lower the load on the consumption…

Rxjs

2 min read

RxJS debounce vs throttle vs audit vs sample — Difference You Should Know
RxJS debounce vs throttle vs audit vs sample — Difference You Should Know
Rxjs

2 min read


Dec 3, 2019

🐶 RxJS+JSX framework experiment

or how to render a cat and a mouse the cool way — originally posted at dev.to I like React. And I love RxJS. So I tried to mix them in a new framework: tl;dr Github repo: github.com/recksjs/recks 🙂 Foreword I’ve built this rendering engine in about a week for a hackathon. …

JavaScript

8 min read

🐶 Recks: RxJS based framework
🐶 Recks: RxJS based framework
JavaScript

8 min read


Mar 21, 2019

Error handling in RxJS

or how to fail not with Observables — As developers we tend to focus on happy paths for our apps, often neglecting its error prone parts, be it calls to a server or to a 3rd party API. In this article I want to give a quick overview of error handling in RxJS with a bunch of marble…

JavaScript

6 min read

Error handling in RxJS
Error handling in RxJS
JavaScript

6 min read


Mar 5, 2019

Pausable Observables in RxJS

and other backpressure techniques — There are different ways to pause event streams: we can filter, delay, buffer, space events, etc. Some of the techniques will ignore events during pause (lossy), others will delay events handling until resumed (lossless). Some of them will keep their subscription, others will resubscribe — therefore their output will behave…

JavaScript

6 min read

Pausable Observables in RxJS
Pausable Observables in RxJS
JavaScript

6 min read

Kostia Palchyk

Kostia Palchyk

46 Followers

Reactive programming enthusiasm enthusiast

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