Useful Array Functions: JavaScript

map() 2. forEach() 3. find() 4. filter()
sort() 6. reduce() 7. includes() 8. splice()
concat() 10. indexOf() 11. push() 12. pop()
shift() 14. unshift() 15. keys() 16. values()
join() 18. isArray() 19. at() 20. of() 21. reverse()
entries()
map() 
 
&...

Mohammad Towhidul Islam

23-Nov-24 12:22:30 pm

Accessible Rich Internet Applications (ARIA)

Accessible Rich Internet Applications (ARIA) is a set of roles and attributes that define ways to make web content and web applications (especially those developed with JavaScript) more accessible to people with disabilities. 
 It supplements HTML so that interactions and widgets commonly used ...

Md.Shahidul Islam

22-Nov-24 07:23:43 pm

Fundamentals of a computer/Limitation of a computer:

01 Computer can do arithmetic [+ - / *  mod] operations.02 Computer can store/transfer/remove/append/replace data in its memory. 03 Computer can read in/input or write out/output data using its functions from data source (inpu...

Mohammad Towhidul Islam

18-Nov-24 06:24:28 pm

JavaScript Object Oriented Programming Fun

ball.js 
 
class Ball {
    //properties
    radius;
    color;
    x;
    y;
    speed;

    //constructor
    constructor(x, y, radius, color, speed) {
        this.x = x;
        this.y = y;
        this.radius = radius;
        this.color = color;
        this.speed = speed;
    }

    //fun...

Mohammad Towhidul Islam

18-Nov-24 02:14:37 pm

JavaScript setTimeout Example

HTML
 
<div id="output"></div>
 

CSS
 
<style>
        #output{
            width: 200px;
            word-wrap: break-word;
        }
</style>
 

JavaScript
 
<script>
document.addEventListener('DOMContentLoaded',(e)=>{  
   
      let output=...

Mohammad Towhidul Islam

17-Nov-24 04:40:39 pm

OOP in JavaScript class with an example

Step 1 : Define a class name Ball

 
class Ball{  
  //properties
  //constructor
  //functions
}
 Step 2 : Add some ball properties in the class

 
class Ball{  

   //properties
   radius;
   color;
   x; 
   y;
   speed;

  //constructor

  //funct...

Mohammad Towhidul Islam

17-Nov-24 04:33:10 pm

Find the largest number among three numbers.

let a=parseFloat(prompt("Enter first number"));
 let b=parseFloat(prompt("Enter second number"));
 let c=parseFloat(prompt("Enter third number"));

if(a>b){
   
    if(a>c){
         document.write(a);
    }else{
         document.write(b);
    }

...

Mohammad Towhidul Islam

17-Nov-24 04:27:48 pm

Find largest number between two numbers

let a=parseFloat(prompt("Enter first value"));
 let b=parseFloat(prompt("Enter second value"));

   if(a>b){
     document.write(a);
  }else{
     document.write(b);
  }
  
 ...

Mohammad Towhidul Islam

07-Oct-24 05:08:46 pm

Sending asynchronous ajax request through Promise API in JavaScript

<script>
      //Show()
      //ajax1();

      async function Show(){
        let result= await fetch("data.txt");
        let r=await result.text();
        console.log(r);           
        document.body.textContent=r;
     }
    
     function ajax(){
        fet...

Mohammad Towhidul Islam

02-Dec-22 05:10:31 pm

Ajax Request with bearer Token

var url = "https://yourUrl";
var bearer = 'Bearer ' + bearer_token;
fetch(url, {
        method: 'GET',
        withCredentials: true,
        credentials: 'include',
        headers: {
            'Authorization': bearer,
            'X-FP...

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