how to replace an item of an array in Javascript ?
In this Tutorial we will see how to replace an Element content in an array using a simple assigment . If you already know the index of the…
Optimize the Performance of React Apps - React Hooks
Hooks are a Feature that let us redefine the way that we write components in React. They let us use the Class based Component Features…
How to build a counter Application in Reactjs ?
In This Tutorial we will build a simple Counter application in Reactjs, applying many of the concepts and theory that we saw before. a demo…
check if all array elements are equal python
In This Post we will see the Methods on how to check if all elements in a list are the same/equal. In a previous one we talked about the…
How to Remove Elements From End or Beginning of Javascript Array
Arrays in Javascript allow us to group values and iterate over them, we can add and remove array elements in different ways. Instead of a…
Javascript Ternary Operator
The Ternary Operator is an Operator in Javascript that works with 3 operands. It's a short way to express conditionals. It looks like this…
How to filter Lists in Python
In this post, we will discuss three methods for list filtering in Python. Specifically, we will walk through how to use list comprehension…
How to check if an object is empty in JavaScript
The javascript Objects are compared by reference, that's why we cannot do a comparaison like this The Solution is to pass the built-in…
How to Sort an array in Javascript
One of the Classic Tasks in a Life of a Developer is to sort something . Lets begin with the first Example , if you want to sort an array…
Check if all elements in a list are equal in Python.
Check if all elements in a list are equal. Use and to compare all the values in the given list.
Check if all elements in a list are unique in Python.
Returns if all the values in a list are unique, otherwise. Use on the given list to remove duplicates, use to compare its length with…
How to filter list in Python
Filtering a lists means that you will keep in list the elements that satisfy a given Condition. For example , filtering to keep only the…
How to check if an array contains a value in JavaScript
It’s really nice to know whether or not an item is contained within your array. There is too many ways to detect if an Array in javascript…
How to test if a string includes a substring in Javascript
There is too many ways to check if a Javascript string contains a substring. Its nowadays one of the most common tasks in any Programming…
How to swap two elements in an array in Javascript
How can we swap two elements in an array, in javascript ? Suppose that we have an array which contains 5 Numbers . For example we want to…
How to test if a value is a number in JavaScript
There is many ways to check if a value is a number. The first is . The function determines whether a value is or not. If returns false…
How to Copy Text to Clipboard
we use The copy to clipboard functionality many times daily. A very common need when building websites is the ability to copy text to…
How to detect Network Status in Javascript
returns the online status of the browser. The Property returns a Boolean Value, mean that you are online and mean that you are offline…
React Interview Questions
what is React? Open frontend javascript Library, which is used for building user interfaces especially for SPA , It is used for handling…
optimize the Performance of React Apps
This article contains some tips to improve the Performance of your React App. memo and PureComponent Consider this small example here : Do…
How to Remove Duplicates from array in Javascript
There is many ways to remove duplicates from an array in Javascript. I think that the simplest approach is to use Object, which lets you…
API Development with Node.js and Express
This Tutorial is about how to handle API Routes inside of a Node.js and Express Project. Definition of Routing Routing or router in web…
JavaScript map() Method
there is more than one technique to iterate through datasets in Javascript. One of the popular methods is the method. the method creates…
cache API in Javascript
This is a small Tutorial about using the Cache API in Javascript The Cache API have a big role in the Offline Modus of many web Apps. It…
Async Await Functions Javascript
Async/await Functions , an addition to the ES2017 , help us to write a synchronous-looking code while performing asynchronous Tasks behind…
JSON methods
JSON (JavaScript Object Notation) is a data-interchange format. It is easy for humans to read and write. sometimes we want to convert it…
Detect the browser Window Size with Reactjs Hooks
This Hook is useful to get the current size of the browser window Use the to initialize the State variable to the first call of . The…
How to Check if an array contains a value matching some criterias in Javascript
The method tests if at least one element passes the test implemented by the provided function. It returns a Boolean value.
How to Check if all array elements are equal to a given value in Javascript
The method tests whether all elements in the array by the provided function. It returns a Boolean value. when you want for example to Check…
How to clone an array in Javascript
There is too many ways to clone an Array in Javascript you can use the method where it returns a copy of a portion of an array into a new…
monitoring State with useHoverEffect Reactjs
In this Snippet, we will be creating a useHoverEffect hook, that allows our components to know about the hover state of any element that we…
How to remove duplicates from a list in Python
Filters out the unique values in a list. -Use a to get the count of each value in the list. -return a list containing only the unique…
Build a Reactjs Switch Toggle Component
Renders a toggle component. Use the to initialize the state variable to . Use an object, , to hold the styles for individual components…
fetch in a declarative manner in Reactjs with hooks
A hook that implements in a declarative manner. Create a custom hook that takes a and . Use the hook to initialize the and state…
4 SEO Tips
SEO is becoming increasingly relevant as the internet keeps growing. While most web developers usually have little experience with SEO, it…