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Tag: javascript

Electron non-context-aware native module in renderer

I have updated electron to latest in my project because there were some printer issues with that now I am facing this problem which is when I am importing packages to frontend it’s throwing this error yet this works without any problems yet this bothers me so much I have searched and found this #1839 ye…

How to update “prevState” in react.js? [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 3 years ago. Improve this question I have got a list of array of objects. I want to update the state. When I click on the 1st i…

Remove duplicate json when creating hmtl from JSON

I’m trying to populate a div dynamically with data from JSON but want to avoid duplicates. The script below will give me 3 divs, 2 “standard” and one “special”. How can I achieve without creating duplicate div? Answer The better way is to first get the array with unique objects o…

How to find valid links for iframes?

If I use this code line: The browser will deny the access to the website. But if I use this src, suddenly it works : I saw already couples of websites that the regular domain not working as iframe but additions like /webhp?igu=1 make it work. Why does it happen ? It’s like the “key” / API fo…

how to convert raw data to int32 in javascript

I get this data = [0, 4, -109, -31] from modbus and I know this data = 300001 but I don’t know how to convert it properly to get to that 300001. I’ve tried lots of methods found online but I haven’t got it to work. Thank you for any help Edit: As I understand 0 needs to be shifted

How can an object become callable like a function in Javascript?

So as long as anything in Javascript is actually an object, what makes an object behave as a function? What internal properties and labels make an object behave as an object we can call instead of just using it to store values? Answer There is an internal property, [[Call]], that determines what will be execu…

Intl.NumberFormat doesn’t convert to pt-BR locale

I have this sample of code: if the input is: the expected output is: R$ 1.000,50, but instead it gives: R$ 1,000.50 Does anyone know how to change the , with ., or other way to do this using Intl? I’ve already tried changing the locale to de-DE, but doesn’t work as well. With other style the R$ ch…