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A method to predict the output of promise-based JavaScript questions in interviews.
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Better Pull Requests: A Practical Guide
Write pull requests that are easy to review, with a practical template for the description.
JavaScript Promises Complete Course – Basics to Advanced
A full course on JavaScript promises, from the basics to advanced patterns.
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Saved 18kB of JavaScript with THIS Trick
One trick that removed 18kB of JavaScript from a bundle.
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How to render LARGE lists in React?
Render large lists in React without slowing the page, using virtualization.
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Mastering Rendering Techniques: CSR, SSR, Streaming with Selective Hydration
Compare client-side rendering, server-side rendering and streaming with selective hydration.
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Quick way to fix Uncompressed JavaScript/CSS Files (DevTools Trick)
Find and fix uncompressed JavaScript and CSS files with a quick Chrome DevTools trick.
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Amazon Frontend Engineer Interview Experience & Tips
How Amazon's frontend interviews test fundamentals, and what to practise before you apply.
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Uber Senior Frontend Interview Experience
All 6 rounds of a senior frontend interview at Uber, including a machine coding round in React.
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How a Small Pagination Fix Boosted SEO?
How a small pagination change on devtools.tech improved SEO, and why SEO comes up in system design interviews.
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How to become a better Software Engineer?
Skills that help you grow from junior to senior engineer, from better pull requests to debugging.
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Top Atlassian Frontend Interview Questions and Process
The three stages of Atlassian's frontend interview, from coding rounds to system design and values.
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What is Debouncing? Explain with examples
What debouncing is, with examples of how it limits how often a function runs.
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How to improve list rendering performance in a React app? | List Virtualization | Microsoft Frontend Interview Question
Render long lists fast in React with list virtualization, a Microsoft frontend interview question.
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FactSet Software Engineer-II Interview Experience
A candidate's account of the Software Engineer II interview rounds at FactSet.
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Understanding Nth-Child Selectors in CSS
How the :nth-child CSS selector matches elements by their position among siblings.
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Top Coding Practices That Every Engineer Must Follow | Coding Practices With Examples
Coding practices every engineer can use, shown with examples.
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How to create usePrevious React Custom Hook? | Advanced React.js | JavaScript Interview Question
Write a usePrevious custom hook in React that returns the value from the last render.
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How to Generate Dynamic Social Preview Images? | Frontend System Design | JavaScript Problem Solving
Design a system that generates social preview images on the fly, a frontend system design problem.
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How to Create Faded Background using HTML, CSS, and JavaScript
Add a faded overlay to a hero section with HTML, CSS and JavaScript so heading text stays readable.
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How to Improve Your Codebase!? | Custom ESLint Rules | Advanced JavaScript | Devtools Tech
Write custom ESLint rules to enforce your team's conventions in a codebase.
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How to Supercharge Your Development Workflow!? | Reviewing Requestly.io | Improving Frontend DX
A review of Requestly for mocking APIs and changing request headers during frontend development.
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How to design and implement LocalStorage API | Frontend Data Structures | JavaScript Interview Questions
Design and build your own version of the localStorage API, a frontend interview question.
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How to Improve Performance of Your Website!? | Cumulative Layout Shift | Part 1
What Cumulative Layout Shift is and how to reduce it on your website.
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Create Your Own Redux | Part 2 | CreateStore API | Advanced Frontend
Part 2 of building Redux from scratch: write the createStore API.
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Build Your Own Redux | Part 1 | Advanced Frontend
Part 1 of building Redux from scratch to understand how a store works.
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Clone Trello Board, Implement DOM Tree, Access Nested Properties | Frontend Coding Challenges
Solve three frontend coding challenges: a Trello board clone, a DOM tree and nested property access.
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JavaScript Promises Fundamentals Every Engineer Should Know | Part 2 | Event Loop | MicroTasks
How promises run on the event loop and the microtask queue, part 2 of the promises series.
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Things Every Engineer Should Know About Promises in JavaScript | Frontend Fundamentals
The basics of JavaScript promises and async/await that every engineer uses.
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What Every React Developer Should Know! | Part 1 | Stale Closures
What stale closures are in React and how they cause bugs with hooks and state.
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