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 an array of indices and get the item of
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. I googled for the error and found some people
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 property you’ll be spreading undefined (which is a no-op). Moreover,
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 can’t seem to make it work. Right
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 SVGTransform object to append to SVGTransformList, it has
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) substring() check inside wordsSet making an unnecessary
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 value is readonly. The select is
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 scriptTag.src = chrome.runtime.getURL(filePath);, no need to fetch the script. Manifest v3 seems
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 has no A children. So I will get a list of lists where the last element of