The below code is what take final action to save the data to the target DB. Now I am building an offline app, where when no internet is available I would like to save this request to indexdb. I have the whole setup. All I want to know how can I save a FormData instance to indexdb so that I
cy.fit() does not work immediately, it needs timeout to fit the graph. Cytoscape js
So after initializing the graph, I want to make it fit to its div by using cy.fit(). I have done this: So after this part if I do It does not work. But if I do this: It works. However first the unfitted graph gets displayed and then after 1000 ms the proper graph fit gets displayed. Thus When a
Selective hover background change on nested divs
I’m working on the following files: The result I want to achieve is that when I hover a certain div, its background changes to a #ccc grey color. However what adds some difficulty is that I want only the area that belongs only to the innermost hovered div to change background color, not the child or par…
Full Screen on Android Chrome showing white band on Notch Area
The javascript code that I’m using, to fullscreen my web app, Usually, I’m getting a black background on the top-notch area on every page I’ve tried to implement this through console, but on my webapp, I’m getting a white background. I’ve tried adding Although, this is no success…
Divide semi circle with stroke-dasharray and on active color fill
I’m working on an SVG gauge meter here I want to divide the semi-circle into parts when the range slider move on active stroke fill with gradient color. And want to add one more black color running track when the meter needle moves. I had tried using stroke-dasharray but after adding this all colors are…
How to make two canvas with two separate javascript code?
I am using Three.js to develop a cube that translates and rotate in 3D space using data from accelerometer and gyroscope data. So far I have one canvas that shows the accelerometer movement. Now I need to have another canvas that shows the gyroscope data on a separate canvas, I prefer to have two JS code for …
How to remove event callback with parameters
I have a web application that page A has video, and page B doesn’t. The video has the onended event when it finishes video playback. I tried to remove the event before the component unmounts with removeEventListener, or the video ended event will be fired after I switched to page B. However, I cannot fi…
Google Drive API: How to create a file in appDataFolder?
I’m reading this documenation: https://developers.google.com/drive/api/v3/appdata This is my code: I get a 403 error: “The user does not have sufficient permissions for this file.” Does not the user have permission to create a file in his appDataFolder? How to create a file in it? The scope …
JS: Why do you need to reset the constructor back after inheriting another prototype?
In the example below, why is Dog.prototype.constructor = Dog needed? I under we use: Dog.prototype = Object.create(Animal.prototype) to inherit the sayAnimal() and any other functions added to the Animal prototype but how does that effect the constructor? What would leaving it out do? Answer Users of classes …
Chrome extension with SVG icons (chrome.browserAction.setIcon)
I am using scalable SVG icons in my Chrome extension. I want to switch icons based on some parameters, so I have visual feedback. What I have realized is that when I am switching icons very quickly, Chrome is messing up and often I end up seeing the wrong icon. I added console.log prints to code to ensure I a…