I have a Typescript/React app, that can perform async function with a then/catch promise, but not with async/await/try/catch. The error is: Uncaught ReferenceError: regeneratorRuntime is not defined . The error seems to come from Babel. Here is my config: How to fix this? Answer You can find your solution at …
Tag: javascript
Fix .map is not a function in a functional component
I have a Textbox where I set array items to the textbox and I use it as a drop down. My code works and I am able to see the items in the drop down, however when i click on any other item apart from the first item I get the error groups.map is not a function. I set array
Hashtag character makes file incomplete when downloading
I have a text file and I’m doing some changes in it before the user downloads. All changes are made with Javascript/Typescript and don’t generate any errors. The problem I’m facing is that, when the user download the file, it always comes incomplete after a specific and unrelated word. If I …
Chrome, FileReader API, event.target.result === “”
I have a web app which does some processing on big text-files (> 500mb) via the FileReader API’s readAsText() method. It has been working great for years but suddenly I got empty responses: event.target.result is an empty string. 369MB works but 589MB does not work. I have tested on multiple computer…
Adding Marker Label underneath a marker to Google Maps in google-maps-react
I am using google-maps-react package to create the Google map and using Marker to create the markers. My Question: How can I add the marker label underneath the marker? Right now I have it displaying a title but its on-top of the marker. I have screen shots of what I have now vs what I’m trying to accom…
How to add titles on leaflet’s layer control selection using react?
I am using Leaflet JS with Bing map. I need to add titles on top of Type 1 Layer and Category 1 overlays selection, displayed on right top of Map. I could not see any documentation for the same. Can someone help me. My layers are, Base Layers: Default and English Overlays: Type 1 Layer, Type 2 Layer, Category…
Best way to detect typed key on different systems and keyboards? Chrome mobile keyCode bug
I’m working on this special input and I need to allow / disallow some keys from being typed by the user. I’m doing the validation on the onKeyDown handler. This is what I was doing at first: But I was worried that the string names of the keys were not consistent across browsers, so someone here on…
Style Binding makes app no show up anymore in Vue
What I’m trying to do is to make small 20px x 20px boxes of different colors in Vue. But, whenever I try to do :style='{ background-color: color.text }’ (color is an object in the data with property text), it just breaks the app and it shows up with nothing. Sceenshot without :style='{ background-…
Webpack resolve alias and compile file under that alias
I have project which uses lerna ( monorepo, multiple packages ). Few of the packages are standalone apps. What I want to achieve is having aliases on few of the packages to have something like dependency injection. So for example I have alias @package1/backendProvider/useCheckout and in webpack in my standalo…
Retain filled form fields on page refresh in Vue
The issue I am facing here is, I am not able to figure out how can I retain the values in the form on page refresh. Each time I refresh the page all the filled values in the form are gone. Help me resolve this issue. I was thinking of using localStorage but not sure how I can implement it.