Use React.memo() wisely
Updated January 28, 2023
Start discussion
React.memo() increases the performance of functional components by preventing useless renderings. But such performance tweaks must be applied wisely.
Continue reading ➞Popular posts
5 JavaScript Bad Coding Habits to Unlearn Right Now
Posted July 10, 2019
Overuse of implicit type conversion, old JavaScript tricks, polluting function scope, undefined & null, casual coding style ruin JavaScript code quality
Continue reading ➞
How to Use forEach() to Iterate an Array in JavaScript
Updated March 18, 2023
forEach() in JavaScript calls the provided function on each array item with 3 arguments: item, index, the array itself. Learn how to use forEach().
Continue reading ➞
An Easy Guide to Object Rest/Spread Properties in JavaScript
Posted January 3, 2018
Object spread allows easily to clone, merge, extend objects. While object rest collects rest of properties after destructuring.
Continue reading ➞
7 Architectural Attributes of a Reliable React Component
Posted September 26, 2017
A detailed explanation of how to architecture React components based on single responsibility principle, encapsulation and composition.
Continue reading ➞
7 Tips to Handle undefined in JavaScript
Updated March 23, 2023
A detailed article about 'undefined' keyword in JavaScript. 7 tips on how to handle correctly 'undefined' and increase code durability.
Continue reading ➞
Announcing Voca: The Ultimate JavaScript String Library
Posted December 14, 2016
The Voca library offers helpful functions to make string manipulations comfortable: change case, trim, pad, slugifly, latinise, sprintf, truncate, escape and more.
Continue reading ➞
Make Your Swift Code Expressive: Addition Operator Use Cases
Posted November 16, 2016
Check + and += operators use cases for writing short and concise expressions: sum numbers & measurements, concat strings & arrays, date manipulations.
Continue reading ➞
How to Use Correctly 'self' Keyword in Swift
Posted November 9, 2016
Interesting dive into practices how to use 'self' keyword in Swift. Should you omit or always use 'self'? Find out the reasons and answer.
Continue reading ➞
Mastering Swift: Tips About Array and Dictionary Literals
Posted November 1, 2016
How to use Swift literals to initialize the 3 fundamental collection types: array, set and dictionary. Details about collection type inference.
Continue reading ➞
About Dmitri Pavlutin
Software developer and sometimes writer. My daily routine consists of (but not limited to) drinking coffee, coding, writing, overcoming boredom 😉. Living in the sunny Barcelona. 🇪🇸
