For example, has the following data: And for example an array with indexes leading to the required element(but can be any other): How can you work with an element having this data? For example, need to change “value” in the element at the specified path in “ids”. Answer You could take …
Multer – Cannot read property ‘buffer’ of undefined
I have a problem uploading an image file to my server, I watched some tutorials on YouTube about multer and I do exactly the same thing that is done in the tutorial and for whatever reason, I get an error: (“Cannot read property ‘buffer’ of undefined”), and req.file is also undefined. …
reactjs context reducer increment data
How to increment the array value inside the object. I tried the code below but It’s removing the garments array and replacing it with shirts: Nan value Answer You’re trying to spread the properties of your garments array into your new booking object, however, as state doesn’t have a garments…
gatsby-image-background using v3 gatsby-image
I am trying to make gatsby-background-image work with v3 of gatsby-plugin-image. I have followed documentation and found I should be using gbimage-bridge. For some reason it doesn’t seem to work. My query works fine when testing in ide. I have tried to change my query and consts in all sorts of ways but…
Is there a way to translate a nested element with transform=”translate(mouseX,mouseY)” in JS?
Edit: Code: note: similar but not a duplicate of Creating a new SVGTransform object to append to SVGTransformList because I can’t comment xD and I want to move an SVG in an SVG to my mouse position. The problem is, the #snap-icon-x-container element appears to have no viewportElement. In Creating a new …
Why does this dynamic programming optimization actually make code slower?
This is from Leetcode problem: Concatenated Words. Below is a working solution. I added what I thought to be an optimization (see code comment), but it actually slows down the code. If I remove the wrapping if statement, it runs faster. To me, the optimization helps avoid having to: call an expensive O(n) sub…
Quasar Select reacting to user input with Composition API
I’m have an application where my vue component has a Select control which users can select multiple items within it. I want this property to update based on what the user selects in the dropdown. However I continue to get this error when trying to set it up [Vue warn]: Write operation failed: computed v…
Javascript Promises are not executed in the correct order
I have a problem. I am trying to do the following: I first check the url for a containing agentId parameter. Then I want to check in my database if the given agentId belongs to a valid agent. If so, then I want to store the entire object of that agent in a variable called selectedAgent. Then I want to
Chrome extension manifest v3 Content Security Policy
I am trying to load (inject) in page a javascript code. The javascript file is local to the extension. the filepath is ‘js/somefile.js’. My web accessible resources are: The error that I get is: Answer You can resolve the inline execution error by changing scriptTag.innerHTML = scriptText; to scri…
Get the hierarchy of a XML element with XPath
I am trying to get the ordered list of the hierarchy of a given element in a “application/xml” response.data document that I parse using a DOM parser in Javascript. So the expression should return the list [‘Grand Parent’,’Parent’,’Target’] for each A tag that h…