Tips & Tricks
Finding ways to improve and optimize your code takes a lot of time, research and energy. Level up your coding skills one step at a time with this collection of quick tips and tricks.
Tip: Compare strings regardless of case and accent
Here's a quick tip on how to compare and sort arrays of strings, ignoring case and accents.
JavaScript, String · Jul 17, 2022
Tip: Optimize dynamically added object properties
Dynamically adding object properties can be pretty slow in some cases. Here's how to optimize it.
JavaScript, Object · Nov 2, 2022
Tip: Avoid "javascript:void(0)" for empty links
There are many ways to create empty links, some more appropriate than others. Learn how to best handle empty links with this quick tip.
JavaScript, Browser · Jun 12, 2021
The currentColor CSS keyword
The
currentColorCSS keyword is a nifty alternative to custom properties for simple use cases.CSS, Visual · Nov 30, 2022
Tip: Typechecking arrays with Array.isArray()
Make sure to use the correct method when checking if a JavaScript object is an array.
JavaScript, Type · Nov 6, 2022
Tip: Watch out for mutable default arguments in Python
Mutable default arguments can trip up Python beginners and veterans alike. Here's a quick workaround to deal with them.
Python, Function · Feb 27, 2022
Tip: Prefer primitives in useEffect dependencies
Avoid unnecessary re-runs by using primitive dependencies in your React effect.
React, Hooks · Jun 12, 2022
Tip: Improve scroll listener performance
Scroll listeners can easily become a performance bottleneck for your web application. Here's how to fix that.
JavaScript, Browser · Mar 7, 2023
Tip: Sort Python dictionary list using a tuple key
Learn how to sort a Python dictionary list using a tuple key.
Python, List · Jan 4, 2023
Tip: Use JavaScript for loops if you need to break out early
Iteration in JavaScript can be done a handfuld of ways, most often using array methods, but sometimes a
forloop is the best option.JavaScript, Array · Jun 12, 2021
Tip: Minimize DOM access
Increase your JavaScript code's performance when working with the DOM by leveraging this simple trick.
JavaScript, Browser · Jun 12, 2021
Tip: Convert a string to a boolean
Have you ever tried to convert the string representation of a boolean to an actual boolean value? Here's a simple way to do it.
JavaScript, String · Sep 14, 2022
Tip: CSS easing variables
Learn how to use the
cubic-bezier()class of easing functions and create beautiful animations that stand out.CSS, Animation · Jun 12, 2021
Tip: Style links without a class
A short summary of your story up to 180 characters long.
CSS, Visual · Nov 23, 2022
Tip: Prevent a string from being escaped in JavaScript
Strings in JavaScript can be escaped in various ways. But how do you prevent a string from being escaped? Here's a handy trick for that.
JavaScript, String · Jun 17, 2021
