I want to sum up each multiplication of weights and repeats that belong to the same trained_at string. Currently I realize the “grouping” of dates by comparing the current date string with the previous date string in the render part of my component. In my code example that is fully working you can…
Tag: javascript
How to deal with objects waiting for fetch in Typescript
I’m moving from javascript to typescript, and this is an error that I encounter multiple times: In a component, I’m awaiting a fetch to return an object, and until that time, the component returns null. If the object is there, I will render some properties of the object: Typescript then throws an …
Compare objects in array, merge duplicates with same property value, add property values to the merged object
I have an array of objects and I want to merge objects if they have the same property in object key email. The overlapping properties need to be added to merged object. With new object keys it would be best. This seems to be kind of complicated. The result should be something like Answer It would be possible,…
Uncaught TypeError: class heritage this.MyClass is not an object or null
I’m trying to extend one class from another inside the module. The code looks like that: in the result console throws the TypeError: Uncaught TypeError: class heritage this.MyClass is not an object or null referring to line *. Could you help me to fix that? Answer this is only set when you’re call…
Unable to expose a public page referenced in an email to let users reset their password in a Vue JS, Node JS and Mongo db website structure
I’m working on a Vue JS, Node and Mongodb website with user management features. I implemented a “Reset Password” functionality: a user can access his profile page, press the reset password button and this will trigger a node functionaly, which is gonna send him an email containing a URL lin…
How to read and open two different files in nodejs?
I have observed in this code that we can’t open the file after we have readFile. The computer complains about Error [ERR_STREAM_WRITE_AFTER_END]: write after end Of course if I remove the readFile function then this error goes away but I want to understand why this error is occurring even though I am us…
How to fade in a div using only CSS and JavaScript when a different div is clicked
I have a project I am working on where one div (div1) has a ‘click’ event listener. When it is clicked, I have div1 sliding over to the right using a @keyframes animation. However I also want another div (div2) to fade in while div1 is sliding. To do so I am using another @keyframes animation. Her…
FileUpload: Get filenames with JS not working
I want to get filenames and put it in label lbName but this code is not working. I used asp:FileUpload. This is my code: <asp:FileUpload ID=”FileUpload1″ AllowMultiple=”true” runat=”server” Onchange=”upload()”/> <asp:Label ID=”lbName” runat=…
How to override React Native Component?
Dear Friend I am trying to override a method in react native component, please let me know how I can achieve that. Answer There is no such a thing as component override as I know. But if you want to customize the component then you can wrap with with another component and you can use props for access the defa…
how to display url in text without site name, without slash, merged?
how to display url in text without site name, without slash, merged? Example site url: sitename.site/job/cvs/index.html How do I get the text: “jobcvs”? Answer I’m assuming that you want to be able to get the joined path of any URL. If this is the case you can use the URL api to get the path…