All posts tagged #development

From browser breakpoints to React and Redux DevTools, network inspectors, and mobile debuggers — here is how to track bugs faster.

Forget “it works for me”. Ask for context, reproduce the bug, and own the fix. A simple checklist to stay accountable and earn trust.

Plain-language tips to tell runtime libraries from dev tools, eight common cases, and a few checks that keep production installs fast and safe.

From React 18 batching to analytics counters and undo stacks — `setState(prev => …)` keeps data intact. Ten arguments, practical tips, and a reminder to make it second nature.

Users deserve to close a modal and land exactly where they started. Here are ten arguments for scroll locking plus practical tips for desktop and mobile.

Our introverted crew never embraced pairing, yet every time we tackled a big feature together the results were stellar. Here is how to make it a habit and what you gain along the way.

Uploading a 1224×1224 avatar for a 48×48 slot is a performance crime. Learn how to preset sizes, pick smart 2× backups, and keep Core Web Vitals green.

We had a 3k-line component with sliders, arrows, popups, and fetch logic jammed together. Here is a playbook for chopping it into focused modules and breathing again.

A contractor dropped a 15-line if-statement in our codebase. We refactored it into speaking functions, added tests, and documented a checklist for taming complex conditions.

I work on a product packed with timers, pricing coefficients, build flags, and notification windows. Here is how a constants module kills magic numbers, speeds up onboarding, and prevents guesswork.

A playbook for spotting growth opportunities without changing teams: from backend deep dives to analytics, DevOps, mentoring, and passion projects.

Real-world cases where ref beats useState by avoiding extra renders, plus a checklist to choose the right hook.

Many people fear Grid, especially young developers accustomed to Flexbox. In fact, Grid is a powerful tool that simplifies layout.

Always repeat theory! This is important not only for absorbing knowledge but also for preparing for interviews. Who knows when you'll have to look for a new job?

Archimedes said: "Give me a pivot point, and I will turn the world upside down." In development, this pivot point is feature analytics and documentation. Without them, a project is doomed to stagnation.

Good code review is when we don't just criticize, but show how to do better. Not just saying "this is wrong", but offering concrete solutions. How to achieve this?

When I first started working, I also admired experienced colleagues. After some time, I realized this was holding me back. Here's why you shouldn't create idols for yourself.

We often get used to the same libraries, but the world around us is constantly changing. New solutions are becoming lighter, faster, and more convenient. Why is it important to always look for alternatives?

Many developers hate writing comments, considering them a waste of time. But what if I told you that the right comments can save your project and your team’s sanity? Let’s find out.

If a single error in a component breaks your entire application, it's time to meet Error Boundaries. They are like an airbag for your React code.

If you find yourself explaining the same things over and over, it’s a sure sign—it’s time to create instructions. In this article, we’ll explore how to turn repetitive answers into an effective tool that saves you time and nerves.

Storybook is a powerful tool for developing and testing UI components in isolation. But do you really need it? In this article, we’ll explore when its implementation is justified and when it’s better to go without it.

One of the best ways to improve your React code is to use prop destructuring. It makes components cleaner, more reliable, and easier to understand. In this article, we’ll explore why it’s so important.

I’ve often seen images of 2-3 megabytes uploaded to a site. In this article, we’ll break down why this is killing your site and how to properly optimize images for maximum performance.

Every developer has faced the issue of a website looking different in various browsers. This article explains how to solve this problem once and for all by resetting styles.

One HTML tag can replace dozens of JavaScript lines. Uncovering the potential of <details> and <summary> for creating interactive interfaces.

Eyesight, posture, productivity — all improve when you use two or three monitors. Let’s explore how and why.

Naming deadlines is not about control. It's about maturity, transparency, and the ability to manage expectations. This article explains how to handle timeframes within a team.

Stop breeding meaningless wrappers! Breaking down when Fragment is salvation, and when it is excess.

You don’t always need to follow DRY. Sometimes it’s better to make three simple, clear components than one universal, untouchable one.

Why do I always use non-breaking spaces? Because it reads better. And I recommend it to you too.

Dead interfaces create distrust. Animation is care for the user. Want to be a real frontend developer? Make it beautiful!

You can’t remember everything — and you don’t have to. Approaches, mental models, and structured thinking are what make you stronger in any project.

Asking for help isn't a sign of weakness, but a sign of intelligence. Smart people know when to stop and ask. Stupid ones — sit for hours over a problem that a colleague would solve in 5 minutes.

Unused dependencies can slow down builds, increase application size and create security vulnerabilities. Let's figure out how to find and remove unnecessary ones, improving project performance.

Mastery comes only through thousands of mistakes. We explore why "bad" is a necessary stage on the path to "good".

Checklists are not bureaucracy — they're a growth tool. This article covers why they're important, how to build them, and includes 5+ examples for development, analytics, and design.

At interviews and at work, it's surprising how many people don't know Git. Let's fix that! 15 essential commands explained, plus tips for sharing knowledge with your team.

Even if you're not in sales, you still sell — yourself, your ideas, your perspective. Here's how it works in life and IT.

Developers often want to improve, optimize, or rewrite things. But not everything that seems useful is actually necessary. Before spending hours or days — ask your team if it's worth it.

Go to interviews at least once a quarter — even if you're not planning to leave. It's practice, market research, and honest feedback.

The ?? operator (nullish coalescing) is a safer alternative to || when setting default values. See real examples and learn when exactly to use ?? over ||.

Inline styles are like fast food: convenient, but bad for your project's health. Let's explore when to avoid them and the rare cases where they're okay.

Absolute imports in React, Next.js and Vite help eliminate path hell. Here's how to set them up and why they're a must-have for any serious project.

click_button, buttonClick, btnClick... Then you open your analytics system and have no idea what's what. Time to agree on a standard. Let me show you how.

Lazy loading of images is now built into the browser. No libraries or complex scripts needed. Here's how the loading attribute works, when to use it, and why it's a must-have for every site.

The legendary principle 'if it works – don't touch it' sounds like a meme, but it has saved thousands of projects from collapse. Here's why leaving things alone is often the smartest choice.

Setting up Prettier and ESLint is like putting a toothbrush in your repo. Cleaner code, calmer team, fewer bugs. Here's why you need them and how to start.

There's no such thing as a perfect stack, perfect architecture, or perfect decision. The only true solution is what works in your context, here and now. Because the only perfect project is the one that's dead.

JSDoc is more than just comments. It's a system that helps your team understand code and gives your IDE better suggestions. Find out when it's worth using — and when you can skip it.

Design review before production isn't bureaucracy — it's a safety net. Without it, conversion drops, bugs creep in, and money leaks. Here's how one simple step saves your project.

Mobile users want to share fast — without copy-paste pain. The Web Share API lets you add native sharing to your web app right from the browser. Here's how it works, why it's useful, and how to implement it.

Vibration feedback can be triggered in web apps on Android devices — a great enhancement to your UI. Learn how to use the Vibration API for errors, clicks, popups, and other events.

CSS property sorting is key to writing clean, maintainable styles. See examples, learn the benefits, and set up automatic sorting tools for your project.

DevSync is more than just a mini meetup for developers. It's a space for sharing experience, finding solutions, and fixing technical bottlenecks. Let's see how it differs from a daily stand-up and why it's useful.

Analytics and ad scripts can slow down your site, hurt SEO metrics, and cause errors. Learn which scripts to remove, how to identify them, and improve your website's performance.

By default, images can be dragged, which often harms the UX — especially in mobile interfaces. A single HTML attribute draggable="false" solves dozens of issues. Learn when and why to use it.

Unexplained errors on a page are the worst-case scenario for your website, your developers, and your end users. Here's how to handle errors in web apps, keep the system stable, retain user trust, and protect your search engine visibility.

It's surprising how often websites and apps don't let users copy important info: promo codes, links, user IDs, or error messages. This post explores why adding copy functionality matters and how it improves UX.

A boring 404 page is a missed opportunity. A fun, helpful, and engaging one is a mini growth hack. In this post — why you should have a custom 404, what to include, and how it can help your business.

Regular demos are a simple yet powerful way to align your team, showcase development progress, and keep clients updated. In this post — why demos matter and how to run them right.