JavaScript

JavaScript

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What's the difference between a tilde (~) and a caret (^) in the package.json file?

Asked by Omar Cheema ·
When I create any project in Vue or React, the package's version in the package.json is prefixed with caret (^) or tilde (~). The same thing happens when I install a new package, (...)
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941

How would I check if an element is hidden in jQuery?

Asked by Nakul Kumar ·
Is it possible to toggle the visibility of a element, utilizing the functions .hide(), .show() or .toggle()? How might you test if an element is visible or hidden?
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695

What is SSR Server side rendering?

Asked by gurpreet ·
How to do server side rendering in vue.js? Which framework is better to ssr?
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451

What's the difference between using `let` and `var` in Javascript?

Asked by Sumit Talwar ·
As I know both let and var are local variables, however, I'm as yet not exactly sure what is the difference between both. So, please explain What are the differences? When should (...)
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1743

How to remove a property from a JavaScript object?

Asked by Daniyal Mill ·
Here I have a object: let myObject = { "item1": "value", "item2": "value", "item3": "value" }; What is the best way to remove the property from this myObject variable? (...)
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What is the difference between `var functionName = function() {}` vs `function functionName() {}`?

Asked by Sohail ·
What are the purposes behind utilizing these two different methods and what are the upsides and downsides of each? Is there anything that can be done with one method that isn't (...)
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672

How to verify that a string has a substring in JavaScript?

Asked by Sohail ·
Is there any method to check if string has a substring something like String.contains('some string').
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303

How to Upload Multiple Images and Files in Laravel with Validation?

Asked by Deepak Kumar ·
How to implement Laravel file upload functionality with multiple file and image uploading option.
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266

How to remove a specific item from an array?

Asked by Sohail ·
Is there an easy method to delete a particular element from an array? I'm searching for something like this: array.remove(number);
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265

How to check if an element is hidden in jQuery?

Asked by vinoy ·
How might you test if an HTML element is visible or hidden in the DOM? Is it possible to toggle the visibility of a HTML element?
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