I’m following the documentation for ScreenOrientation.lock() but I can’t get it to work as I want. https://developer.mozilla.org/en-US/docs/Web/API/ScreenOrientation/lock When calling window.screen.orientation.lock(“portrait”); on Chrome desktop I get the error screen.orientation.lock() is not available on this device. as a Uncaught Error. Is there anyway to check if a device supports locking? I have already put “orientation”:”portrait” into manifest.json but this is only default
Tag: javascript
How to format datetime in EJS?
enter image description here I am trying to achieve the datetime format like this 1:00 am May 11 2020? I am using mongoDB and EJS How can I do it in my code? Here is my server.js code: And here’s my EJS template: How can can I achieve that format in my code??????????? I appreciate all the answers thank you
Echarts: Plot the variance of signals
I want to plot the variance of multiple signals in a chart (or basically fillup the space between an upper and a lower signal). Is it possible to create such kind of charts? I saw the confidence-band example (https://echarts.apache.org/examples/en/editor.html?c=confidence-band) , however this seems to work only for one signal in a chart. Another solution would be to draw thousands of
THREE.js Cannot Import Module
I am trying to import the threejs and GLTFLoader modules, both of which ( for testing ) are in the same root/js/ folder.. I get the mimetype issue but the error isn’t thrown when in the three master ‘structure’, so why doesn’t this work? EDIT: So when uncommenting the import GLTF line, the error thrown is the following: It seems
What’s needed in a Javascript Library to allow use of Import function directly?
I use Angular with vanillajs libraries. There is no problem. Library works fine, but most of the time, I have to do the following However, for this particular library (CanvasJS), this works… What’s different, and most importantly how does the library allow import function directly? Answer The difference is inside the JS library that you are importing. In this repository
Limit number keys which can be selected an object
I have an interface (shown below). Currently all properties are required in it. How can I make it so that only one property is required. Basically the properties are mutually exclusive so for example ff a ‘top’ property is selected then no other property can be selected. Answer Well, may be it’s me, but @Zain Zafar’s answer does not fit,
How to display the contents of an array as a list?
I’d like to output the contents of an array as a list: value value value However, it’s currently outputting the array like this: value,value,value What can I change to display the array contents as a vertical list? For context, this is displaying an array that updates by adding/removing items based on connections/disconnections to a server. So, when a user connects,
Error: Looks like you have nested a ‘NavigationContainer’ inside another. Normally you need only one container at the root of the app
I followed the docs of React 5 for Drawer Navigation in react native but getting this error. Here is my Code I am new to react native, so don’t know what to do Answer You only need to declare one < NavigationContainer > in the top component, example:
Start and stop server with supertest
I have the following server class : I’m using supertest for end-to-end testing. I wish to start my application beforeAll tests and stop it when the tests are done. It’s easy to do that using beforAll and afterAll where I can just once instanciate the Server class and call the start and close methods. But as I have 10+ controllers
How to get the value of the span element with testid using react testing library?
I want to get the value of the span element using react testing library. What i am trying to do? I have a span element like below displaying some value Now within my test i access the element like below, But i am not sure how to retrieve its value. I tried using span_element.value but says ‘property value doesnt exist