Is there a way to check if a translation exists or not with the library I18n-js? Answer You can use the method lookup(). It returns undefined when the translation does not exist, so you can put it in your conditional. For example:
Tag: javascript
vue-test-utils returns null for document.querySelector
I am writing unit tests for a Vue.js component that displays some radiobuttons and emits an event with the radio button id whenever a button is checked: ApplicationElement.vue: I wrote the following test for said component: ApplicationElement.spec.js: The test fails with: “TypeError: Cannot read propert…
Changing position of div to float left,right alternatively using a for loop
So I need my images to float left and right alternatively and the current code that I’m using doesn’t seem to work ,Not sure where I’m going wrong. I’m a newbie, So any help to point me in the right …
Make page only accessible if logged in – React
Hello, please I,m a beginner in react. and I need help in knowing how to approach this challenge in the snippet above, is my homepage. my goal now is to make only explore and tour components to visible when user is logged out. so when the users visit the homepage the components will be displayed but when logg…
Convert html raw text into inline text (remove spaces) Regex Javascript
I try to convert the html text into inline text without spaces between tags or between text inside tag but without text losing the spaces. Check the code below for more infos. I try to ‘write’ the regex below but it is wrong. I now remove the tag too. I tried different regex methods but I can̵…
Inconsistent error when checking for user ID’s while using partials as well. (Discord.js)
The code below is the code I am using to track deleted and edited messages. However, when I try to check the user ID (because sometimes, discord bots like groovy constantly delete and edit messages …
React native navigation not displaying stack screen
I’m using React Native Navigation dependency as route. But I have problem in the following code which appears to do nothing. I’m trying to create 2 screens, one is login, the other is register (later on I will add button to move between them, right now even the default screen doesn’t work). …
Variable reassignment with chained booleans or ternary operator [closed]
Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 2 years ago. Improve this question To cl…
How to compare an array of objects with an array of strings?
How to compare these arrays? I want to compare and get a result like the below. Array of string Array of object As you can see there is no Sliders categoryName in the array of string. I expected the result should be another array of objects. As the following Thanks! Answer You can use .filter as follows:
Isn’t polymorphism works wrong in JS ES
I’m currently working on a browser extension to manage opened tabs and I notice that in JS ES polymorphism works a bit strange when I declare class fields at the top of the class. Let say that we want to use polymorphism in object initialization. E.g. we have base class View: and derived class TabView: …