I have an <em> tag and I have tags inside it. One of the span tags inside this has a height of 45 and this em tag has a height of 41. What I wan’t to do is inherit whatever height the tags (the children tags) inside this em have and assign it to this em tag. In this case
Tag: javascript
Duplicate fields in a form upon selection
I made a form to select skills. After the 1st selection is made, a 2nd list is shown with options depending of the 1st choice. Then, a “+” button allow to duplicate the fields ans add another skill. My problem : The inital form is OK but when I press “+” the second form created doesn&#…
Receive logical value if a variable exist
I would like to check if a variable exist in the dom and receive a true false answer. I try this command: but it is not working any idea how can I change to have the right option? Answer
Javascript check if value exists in 2d array update else create
I’m creating a 2d array for a Google pie chart The array has to be in the format What I’m trying to get is a function where the category is passed to the function. If the category exists the value increments with 1 (value++). If it doesn’t, the record should be created with a value of 1. The…
React hooks callback ref pattern
I often face this situation with react callbacks: The problem is. I consider my component should only load one time. And with useEffect, i have to set onLoad in the dependencies, this cause any change to the onLoad prop to trigger the effect. I generally solve this issue with a ref It works well and solve a l…
req.query is empty and req.url is not complete using react router and express
When the page URL is http://localhost:3000/verify?token=something and I make a GET request using fetch, when I hit the server, req.url is “/verify” instead of “verify?token=something”, also the req.query object is empty The client is running on port 3000 and the server on port 5000. I&…
slickGoTo doesn’t change active slide
I added slider using react-slick to my React app. For <Slider> I added ref, and I’m trying use it to change active slide: but I got an error: TypeError: sliderRef.slick is not a function Why doesn’t this work for me? “react”: “^16.6.3”, “react-slick”: R…
Using conditions inside JavaScript
I have this infinite scroll code which works perfectly fine. I m trying to use if-else conditions inside my Code but due to some syntax (i think) error its not echoing out. My code goes as : Please note that the whole infinite scroll code works fine if I m to remove those if-else conditions. Any help is great…
change file name in angular when download that by “Blob”
i want to download file from server in angular : this code from service: and this code for download that file in brwoser: but i have a problem with that , when i downlaod file , file name is this [object Blob] but i want to download by orginal name for example if file is file1.jpg , when downloaded file
Mocking methods of a JavaScript object created within a function
I’ve written a JavaScript function that creates an object from a require()’d library, and then uses it. That seems to be causing me trouble when I try to write tests for it because I don’t seem to have a good way to gain control over that object and create mocks of its methods to test the be…