The Concept of Short-Circuit Evaluation in JavaScript, Simplified
May 4th, 2023 | min read
Short-Circuiting is a concept you'd find in many programming languages, including JavaScript. This mechanism applies when an interpreter is…
#javascript - 39 posts
The Temporal Dead Zone in JavaScript, Simplified
April 28th, 2023 | min read
The Temporal Dead Zone, abbreviated as TDZ is a concept that applies to JavaScript variables. What does this concept mean? I'll explain that…
Spread Operator in JavaScript, Simplified
November 22nd, 2022 | min read
The Spread operator, just like the Rest operator, is represented with three dots: . The way you use the dots determines what operation…
Array concat method simplified
November 22nd, 2022 | min read
The method in JavaSript is used to concatenate the contents of an existing array with new values to form a new array. I'll explain, with…
How to find the factorial of a number using Recursion in JavaScript
October 7th, 2022 | min read
The factorial of a number, in mathematics, is written as n! which reads "n factorial". This factorial means n multiplied by every number…
How to check internet connection status in JavaScript
July 26th, 2022 | min read
The browser triggers numerous events for different things that happen in it. When you click a button, a event is triggered on that button…
switch statement in JavaScript explained
July 18th, 2022 | min read
I made a previous post on if statements explained where I explained what conditionals are in JavaScript. Do check it out to get the best of…
if...else-if...else in JavaScript explained
July 7th, 2022 | min read
"If you pass 70 score in your exams, I will buy you a bicycle. If you don't, but you pass 50, I will buy you a toy car. And if you don't…
Regex vs Globbing | Differences and Similarities
June 4th, 2022 | min read
Have you ever mixed up regex and glob patterns? Those patterns you may have done on your terminal are not regex patterns. They are glob…
Debouncing in JavaScript | How to delay a function call
May 30th, 2022 | min read
Debouncing is a technique used to optimize application performance by reducing the rate at which functions are called. Some functions are…
How to abort API requests in JavaScript
May 28th, 2022 | min read
When building applications, you make API requests to servers for different reasons; to authenticate user credentials, fetch resources…
10 Useful String Methods in JavaScript
May 24th, 2022 | min read
In JavaScript, the Constructor has many methods that all strings inherit. These methods are helper functions that serve different purposes…
Removing items from an array with the delete operator is not the right way
May 17th, 2022 | min read
Using the operator to remove items from an array is not the right way. In this short article, I will explain why. The delete operator works…
Understanding TypeScript Generics | Generics Simplified
March 28th, 2022 | min read
TypeScript is a superset of JavaScript, which I call "JavaScript with powers"—specifically typing powers. With TypeScript, you can add types…
The second argument in JSON.stringify()
February 10th, 2022 | min read
is a method of the global object , that converts a JavaScript value to a JSON string. There are many reasons for converting objects to a…
HTTP Status Codes and their meanings simplified
September 9th, 2021 | min read
There are a lot of HTTP status codes and sometimes it can be hard to keep track of all of their meanings. In this article, I'll share some…
How to set a default image when an image fails to load
May 13th, 2021 | min read
Image loading in websites fail for many reasons. It could be that the of the image contains a broken link. Or, the internet connection may…
package.json vs package-lock.json - Differences, Purposes, Relevance
May 30th, 2020 | min read
and are two very common files you'll find in most packages. What is the purpose of ? Why is longer? Why do packages work perfectly without…
Functions are also objects - A simplified explanation with examples
May 16th, 2020 | min read
Did you know that functions are also objects in JavaScript? However, would print out as seen below: Functions are not normal objects (with…
Understanding JavaScript Prototype Nature and Prototype Chain
May 16th, 2020 | min read
JavaScript is a prototype-based object-oriented language. Although, you'd see the keyword (in modern Javascript) but it works as prototypes…
Some Javascript features are actually Browser APIs
May 3rd, 2020 | min read
JavaScript isn't completely JavaScript. The reason I say this is that what many people (like I used to) think JavaScript is (or can do) is…
The file input field in depth
April 4th, 2020 | min read
elements are usually used in forms to collect values from users. They come in different types - email, password, text, file and so on. The…
call, bind and apply in Javascript
March 28th, 2020 | min read
These methods in Javascript are used to scope the keyword in a function. In my article (Almighty this, demystified), I wrote: is an…
Almighty this, Demystified
March 28th, 2020 | min read
is a popular misunderstood concept in Javascript as during usage, you cannot determine most of the time what it references. In this article…
Object.create() in Javascript
March 21st, 2020 | min read
is a javascript method (function on an object) that creates a new object while using a former object as the new object's prototype. What are…
Callback Queue and Event Loop
March 7th, 2020 | min read
The callback queue and event loop are two features in Javascript which allow asynchronous codes to be executed at a later time A little…
The Difference Between let, const and var in Javascript
February 23rd, 2020 | min read
, and generally control hoisting of variables. Another feature of is that contrary to variables which can changed, values declared here…
Call Stack in Javascript
February 22nd, 2020 | min read
A stack is a data structure in programming which consists of different elements. More elements are added by pushing and existing elements…
Async/Await in Javascript
February 14th, 2020 | min read
Async/Await method makes working with Promises easy. Added to this is that code is very readable compared to nested s. No prior knowledge of…
Getting Started With Asynchronous Javascript
February 4th, 2020 | min read
The term asynchronous code refers to non-sequential execution of codes. Javascript is a single-threaded language, meaning that only one…
Template Literals: What You Probably Didn't Know
January 25th, 2020 | min read
Template literals was introduced in JavaScript ES2015 (ES6). They are enclosed by the backtick (` `) character. They provide more features…
Promises in Javascript
January 17th, 2020 | min read
What are promises? Promises are used to handle asynchronous events in Javascript. According to the dictionary, A promise is an assurance…
Web Share API
January 9th, 2020 | min read
The margin between web apps and mobile apps is greatly reducing as similar functionalities between them increases. The advent of Progressive…
What is Javascript?
December 30th, 2019 | min read
What is Javascript? Javascript is a scripting language which is dynamic in nature. It is popularly known for it's usage on the web. With…
The DOM
December 30th, 2019 | min read
Introduction to the DOM What is the DOM? DOM is an acronym for Document Object Model which refers to a logical representation of a document…
Mutability vs Immutability in Javascript
November 26th, 2019 | min read
What is Immutability Immutability is an attribute which stands for unchangeable. When an object is immutable, it is either unable to change…
Understanding event.target and Use Cases
October 15th, 2019 | min read
Before explaining the target property itself, let's get to understand the Event Interface in Javascript Javascript Event Interface According…
Inline Event Handlers vs addEventListener()
September 17th, 2019 | min read
Have you ever been curious when going over articles, video tutorials or books and come across things like; , and ? Well, I'm usually curious…
Return Statement Simplified
July 22nd, 2019 | min read
I usually have issues with this statement and as I was able to have a grasp of it, I decided to write about it. The return statement is a…