alert msg onclick event?

I am trying to invoke a button click from inside a .cshtml file: <input type="button" id="ImageHosting" value=...

Expected linebreaks to be 'LF' but found 'CRLF' linebreak-style?

When using eslint in the gulp project i have encountered a problem with error like this Expected linebreaks to be 'L...

Setting background-image using jQuery CSS property?

I have an image URL in a imageUrl variable and I am trying to set it as CSS style, using jQuery: $('myObject').css(...

Firebase Permission Denied?

I'm relatively new to coding and am having trouble. I have this code to send data to firebase app.userid = app.use...

npm install error from the terminal?

I am trying to install node in my mac.. i am getting the following error... i downloaded the node from node site and...

Changing the Functionality of Button in JavaScript?

I am practicing JS on W3School, while trying out the "The Light Bulb" exercise I wanted to Change the functionality ...

What is the difference between square brackets and parentheses in a regex??

Here is a regular expression I created to use in JavaScript: var reg_num = /^(7|8|9)\d{9}$/ Here is another one s...

What does role=button mean??

I found that in Google+ Project's page that buttons are all made from divs like: <div role="button"></di...

javascript get child by id?

<div onclick="test(this)"> Test <div id="child">child</div> </div> I want to chang...

Open URL in same window and in same tab?

I want to open a link in the same window and in the same tab that contains the page with the link. When I try to op...

Send message and shortly delete it?

I'm trying to make a Discord bot delete its "system messages" after, say, 10 seconds, because I've been seeing a lot...

Difference between \r and \n?

What is the difference between \r and \n in a regular expression? Can someone explain it with an example? ...