Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 1 year ago. Improve this question In some coding practice websites, I found below assignment operation for ge…
How to use react.usememo using react and javascript?
i am doing some filtering on items based on ids which is in selection object. and then evaluating true or not based on its completion true or false from items which is an array of objects. below is my code, How can i put the block which includes noJobs calcualtion (from if(selection)) to React.useMemo. could …
How to merge two API response array in one array and returns data Angular 8
i am calling two different service and getting difrent response. but i want to build one common table after arranging the response of both the service. below is my service i am getting below response in AdminData. i am getting below response in viewerData. Expected output If i have AdminData then ‘name&…
How do i subtract time from a datetime-local input?
Hi I’m a newbie in JavaScript and have little to no experience in it. Clicking the button will print the input time. What i was trying to do was subtract the time by 9 hours 30 minutes and I’m unable to find a way to do it. It will help me a lot if someone could explain how to do
Image not showing from Django rest api in Reactjs
data i’ve got from server: in React: in Django: I think there is no problem in django. I made a template and tried to show image, and it worked. So, how do I show image in React ? Answer Api returning only path of image .so append base url before image link like below or in django you have to
Issue when using title attribute on style element
Recently I came across a very weird issue. When you add more than one style element and if you add title attribute on style element with different value assigned in title. Only the first style element css gets applied. Now if you see in above simple HTML code. Following are possibilities of this code working-…
ReactJs : Nested State Not getting Updated
I have below code : In this, iState has Error portion nested within – When I am trying to update the nested state of Error , its not getting updated – I can see it entering within else block , but not updating the state. I also tried with – setstate({…state.Error, EName:”}) EDIT …
How to define time ranges in React?
this is my code. I’m try to define a range of hours so that it changes color depending on the moment of the day, but I don’t know how to create a range (e.g. from 7 – 12 -> morning). The problem now is that if I put 3am is says morning when I want it to say night, but,
How to get content-type from the response headers with Fetch
I’m trying to access the returned content-type from my GET request so I can decide the kind of preview I want to like for html maybe pass through an iframe and for a PDF maybe some viewer. The problem is when I do console.log(response.headers) the object returned doesn’t have content-type in it bu…
angular array loop using ngFor get array count and display the value
I showed data using below angular functions I am using bellow html The above code is working well. currently I need do display count of each status. Ex: how many lockers with “alloc” status, how many lockers with “temp-alloc” status. Answer You can try with filter(),