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The Ultimate Guide to JavaScript Algorithms: Finding the Most Recurring Character
23.1.2019
In this challenge, we will be dealing with strings, arrays and objects. We will learn to manipulate these data types using various methods that'd bring us to a working solution in the end.
E
The Ultimate Guide to JavaScript Algorithms: Counting the Vowels in a String of Text
23.1.2019
In this challenge, we will be working with strings and arrays. Strings and arrays are very much alike in that they are both collections of elements usually of the same type.
In order to mani
The Ultimate Guide to JavaScript Algorithms: String Reversal
23.1.2019
The string reversal algorithm is perhaps the most common JavaScript code challenge on the internet. In this article, we explore various string reversal techniques as a good number of string manipul
Converting Color Spaces in JavaScript
10.1.2019
A challenge I faced in building an image "emojifier" was that I needed to change the color spaces of values obtained using getImageData() from RGB to HSL. I used arrays of emojis arranged by brightness and saturation, and they were HSL-based for the best matches of average pixel colors with...
Convert Class Components to Functional Components in a React Project (Solution to Code Challenge #14)
14.12.2018
Last week on the code challenge we set out to refactor some class components in a create-react-app proj
Code Challenge #14: Test Your Knowledge of React Hooks
27.11.2018
The front-end world of JavaScript keeps buzzing daily with new tools, technologies, and super updates! One of such recent release by the React.js team is React Hooks in React 16.7-alpha. Here's
Code Challenge #12: JavaScript String Manipulation
10.7.2018
Last time on the Code Challenge #11 we solved problems in JavaScript using functions to manipulate objec
JavaScript Functional Programming (Solution to Code Challenge #11)
22.6.2018
Tried the code challenge #11? In that, we delved into solving basic array problems using array methods s
Code Challenge #11: JavaScript Functional Programming
12.6.2018
Previously on the code challenge #10, we delved into lazy loading images for performance, you can check out the challenge post and solution.
This week on the code challenge, we'll be re-visi
Lazy Load Animal Memes with Intersection Observer
29.5.2018
Last week we on the code challenge #7 we delved into lazy loading images for increased performance of web pages. Yet to take the challenge? You can do so
Code Challenge #10: Lazy Loading Animal Memes
18.5.2018
In a bid to lower the load times of a website, several techniques have been developed. One such technique is the lazy loading of images on the page.
TL, DR
Overriding Default Button Styles
9.5.2018
There are a variety of "buttons" in HTML. You've got:
<button>Button</button>
<input type="button" value="Button">
Plus, for better or worse, people like having links that are styled to match the look of other true buttons on the site
<a href="#0"...
Build A Scroll-Spy Navbar (Solution to Code Challenge #9)
7.5.2018
Last week we put out a challenge to build out a scroll-spy navbar. Scroll-spy navbars are great and highlights th
Code Challenge #9: Build A Scroll-Spy Navbar
1.5.2018
A navigation bar is undoubtedly a really important element considered while designing websites and web pages. In a website, it's utilized in navigating around the site through specific links. Howev
Build An Animated Image Search with Vue.js (Solution to Code Challenge #8)
18.4.2018
Yet to take the code challenge #8 to build an animated image search? You can still do so! Send in your solutions using the co
Code Challenge #8: Build An Animated Image Search
14.4.2018
Last time on the Code Challenge, we built out an Off Canvas sidebar using plain Vanilla JavaScript. Ha
Build An Avengers Off Canvas Sidebar (Solution to Code Challenge #7)
3.4.2018
Last week we put out the code challenge #7, to build an Avengers Off Canvas sidebar using any tool or
Code Challenge #7: Build An Avengers Off Canvas Sidebar
27.3.2018
Previously on the code challenge #6, we built a Pomodoro timer using Vue.js. Here is the
Build A Pomodoro Timer with Vue.js (Solution to Code Challenge #6)
20.3.2018
Tried the code challenge #6? Last week, we put out the challenge to build a Pomodoro timer using any tool or techno
[aktualita] Čeští GoodAI spouští druhé kolo General AI Challenge, ve hře je 15 tisíc dolarů
19.1.2018
Tuzemská společnost GoodAI spouští druhé kolo své soutěže General AI Challenge. První běh skončil v říjnu loňského roku a mezi vítězi byl například bývalý astronaut z NASA nebo inženýr z Microsoftu (náš text). Šlo o kolo, kde se řešily technické záležitosti spojené s umělou inteligencí. Druhá část...