Sep 12Understanding the browser’s Event Loop for building high-performance web applications. Part 2.A deep dive into the Event Loop: task priorities, dealing with long tasks, using the browser idle time, scheduling microtasks, counting the number of event loops on a page. In a previous blog post, we looked at the Event Loop algorithm from a bird’s eye view. In this article, we’ll…JavaScript8 min readJavaScript8 min read
Sep 4Understanding the browser’s Event Loop for building high-performance web applications. Part 1.The most common interview question and the essential base for writing an efficient code. “How does the Browser Event Loop work?” This question can be asked in almost every JavaScript interview. Interviewers are often scolded for bad questions, but hardly anyone would argue that this question is just great! A…JavaScript9 min readJavaScript9 min read
Mar 9The most failed JavaScript interview questionsTry yourself and read the explanation. True story — you don’t need to know JavaScript well to pass any JavaScript interview. If you do interviews as a JavaScript developer from time to time, then you know that the questions in such interviews are always similar (more or less, okay!). Under…JavaScript8 min readJavaScript8 min read
Published inJavaScript in Plain English·Dec 9, 202250 shades of ES6 modulesThe toughest challenges of the hardest JavaScript topic for developers. — If you ask a developer: “What is the hardest JS topic for you?”, you will never hear that it’s ES6 modules. But statistics know better! We counted the number of incorrect answers to quizzes in our telegram channel across various topics and found out that the ES6 modules is the…JavaScript11 min readJavaScript11 min read
Sep 12, 2022Only 10% of developers can solve these JavaScript challengesSome time ago we created a telegram-channel with JS quizzes & explanations. Today, we’d like to share TOP-5 JS challenges that were the hardest ones for developers. This TOP-5 is based on the percentage of failed answers to hundreds of the published quizzes. Intro We have already posted an article with…JavaScript7 min readJavaScript7 min read
Published inAWS Tip·Aug 24, 2022Building an API using Serverless frameworkIn this article we will go over the Serverless basics, its architecture and highlight the aspects of how to build a Serverless API in the AWS for your application. Also will bring the light to the situations when it’s worth doing to go on with Serverless framework. If the first…Serverless11 min readServerless11 min read
Jul 19, 2022Top of JS Topics mostly failed by developersHow often do you ask yourself while coding: «What kind of magic is going on here?» No magic, it’s just a JavaScript we don’t know. Intro Some time ago we created a telegram channel with JS quizzes. Today we’d like to share statistics on what JS aspects are the most…JavaScript5 min readJavaScript5 min read
Jun 16, 2022How to drag anything and drop anywhere?A bit of handmade magic (it won’t work without magic, proved!) — First word Drag & drop functionality allows to easily drag interface elements from one place to another. Due to its simplicity and ease of use, drag & drop can be found in many graphical interfaces. …JavaScript9 min readJavaScript9 min read
May 12, 2022From React to React Native, or There and BackMobile development through the eyes of a web developer — In this article, I will talk about how I ended up working on a mobile application project despite only having experience in web development. What’s inside? — the difficulties encountered, mistakes made and tips on how you could protect yourself from repeating them. Intro I wanted to give React native…8 min read8 min read
Apr 6, 2022Neural Networks: the best open-source library for object detection & classificationIn the previous article, we showed a way how to start diving into the amazing world of neural networks. But what if you, for some reason, don’t have either time or resources to build and train your own neural network? Well, neural networks are a rapidly developing field, and with…Neural Networks5 min readNeural Networks5 min read
