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 (...)

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? (...)

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 (...)

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

How to implement Laravel file upload functionality with multiple file and image uploading option.

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