I have a node module which exports a few classes, one of which is Client, which I use to create a client (having a few APIs as methods). I’m trying to test my module which uses this node module as a dependency using Jest. However, I’ve been unable to successfully mock the one method (say search())…
Tag: javascript
Node error Cannot read property ‘resolve’ of undefined
I am using reactjs and am unable to install any packages using npm install. The error message I’m getting is : When I do npm install -verbose: I am not even able to uninstall npm and reinstall it as I am getting the same error when I try to uninstall. What is the issue here and how do I fix
Google Maps: Uncaught ReferenceError: google is not defined
I am receiving this error when I try to load an HTML page with my map: Uncaught ReferenceError: google is not defined I thought it was the order in which I was loading the Google maps API, but I have it at the beginning. My HTML looks like this: The mapCode.js that my html code calls looks like this. DO
Recursive iteration over deeply nested object to find parent
I have a data tree structure with children: Any child data object can have more children as shown in the above data. This represents a DOM structure that a user could select an item from to add a child to. I have a known text title of the selected item from the DOM as well as the data the user
What’s the difference between Object.entries and Object.keys?
What’s the difference between Object.entries and Object.keys? In which case should I use one or the other one? Answer Object.keys returns only the own property names and works for ES5. Object.entries returns an array of arrays with key and value and works from ES6. If you need only keys or like to filte…
Typescript: Object is possibly ‘undefined’
I’m curious as to why I would be getting a Typescript warning below. There error appears on this line: a[k].toString().toLowerCase() However I have the check if (a && a[k]) which should ensure that in the next line, a and a[k] cannot be undefined? This is the shape of the IAsset interface tsconf…
Vue bootstrap b-form-select sets vuelidate’s $anyDirty to true on load
The issue I’m having is due to the input event that’s being run when I first set a value to the v-model, this data is being loaded in via an API; I understand why the form is being set to dirty (as this it is being changed) but this causes problems in another component I have which checks if the
PHP Post radio value to next page on radio click
I need some help with my code as I have got a problem with posting the value. When I click on the radio, it will not post the data when it redirect me to secondpage.php. I want to post the value when I click on the radio button to take me to the next page. firstpage.php secondpage.php It will show
Using already created functions inside a new Javascript function
I’m beginner, so this question might be silly. I had to do 4 Javascript Function, I will put them below Now i have to create the last function, which does: Applies Half function on the parameter I’ve given to the new function(a), stores is in a new variable(result), result becomes parameter for th…
Is there a way to make this code shorter? (reaction collector)
I tried to make one filter for both collectors but still have to type this (x,y,z) => filter(x,y,z,’⏪’) Answer You can make a higher-order function, one that takes in the character you’re looking for and returns a function that takes three arguments (reaction, user, and c, corresponding t…