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Javascript

Convert a negative number to a positive one in JavaScript

javascript
functions
performance
best-practices

Get loop counter/index using for…of syntax in JavaScript

javascript
prompt-engineering
functions
callbacks

How to loop through a plain JavaScript object with the objects as members

javascript
prompt-engineering
functions
callbacks

How to get distinct values from an array of objects in JavaScript?

javascript
prompt-engineering
functions
callbacks

Best way to track onchange as-you-type in input type="text"?

javascript
event-handling
debouncing
input-event

Get decimal portion of a number with JavaScript

javascript
decimal-extraction
math-functions
precision-control

How to get the key of a key/value JavaScript object

javascript
prompt-engineering
functions
callbacks

Check if a number has a decimal place/is a whole number

javascript
prompt-engineering
functions
performance

Set custom HTML5 required field validation message

javascript
prompt-engineering
validation
html5

Copy array items into another array

javascript
array-operations
best-practices
javascript-techniques

How can I check if a string is a valid number?

javascript
prompt-engineering
interview-preparation
functions

Check if an element is present in an array

javascript
array-methods
performance-measures
polyfill

Define a global variable in a JavaScript function

javascript
javascript-best-practices
variable-scoping
global-variables

How to hide Bootstrap modal with javascript?

javascript
prompt-engineering
javascript
best-practices

Array.push() if does not exist?

javascript
prompt-engineering
best-practices
performance

How can I determine a user's locale within the browser?

javascript
prompt-engineering
browser-locale
intl-api

How do I get the YouTube video ID from a URL?

javascript
regex
url-manipulation
url-objects

How to get the selected radio button’s value?

javascript
prompt-engineering
vanilla-javascript
performance

How to open a Bootstrap modal window using jQuery?

javascript
prompt-engineering
responsive-design
best-practices

Detect if device is iOS

javascript
prompt-engineering
interview-preparation
best-practices
explain.codes / Javascript