I have some problem with my async mocha tests. The assert method within a promise results in a timeout when the input evaluates to false. (with true values it works fine) This is a simplified version of the problem. We usually do networking instead of this constructed promise. Answer You’d better NOT us…
Trying to build React Component that can iterate over a nested data structure and produce styled HTML elements based on type
I have a nested data structure I’m getting back from an API that contains sections of text as objects inside of an array. I’m trying to iterate over the initial array of sections, check to see what type the section is, and then based on the type iterate over the copy array to style and render each…
How to show div again when scroll using vh?
I am trying to make a horizontal transition when scrolling down and up to show and resize (shrink) div of the first element. I used inline-block to put them in the same position so that when one has been shrunk the other element will slide through but I am a bit confused to achieve this. I tried to calculate …
Issue in creating script that copy the sheet and update it based on form response
I am trying to make a copy of Template in same folder when user submits the form and than update the fields in new copied sheet based on what user has submitted in the form response. New sheet is creating successfully but response I am getting in the form is not updating in the new sheet. Need help in finding
Javascript Filter and Some on Array of Objects
I have this array of objects I have to filter this list with 4 different select boxes, Catalogues, Categories, Suppliers, Type. I can filter the list for type because it is not in an array like so but for catalogues, categories and suppliers they are a level down. I have tried but I get catalogs.some is not a…
How to compose JS functions with condition check at each step?
I have written my code The goal is to check that the first charachter is ( and the last ). Works OK. Now, the next step would be the high-order function that would include removing first and last character at each step and checking if the condition is met again. String befor and after this step. How to do thi…
Fetching all the available microphones – Map is not a function
I have the following code to fill up a select with the available microphones I’m getting the error Why doesn’t map work here? Answer getConnectedDevices is an async function, meaning that it returns a Promise instead of an array. You can use the .then function to update the list when the Promise i…
Jquery how to pass value id from one event handler to another
I have an add-row button. On its click I am adding a row into my datatable. In the above code, I am using data-id and adding row id to it. On my edit button click I am getting the data-id value. The above code takes input data from modal. In my modal I have a save button having id btnsubmit.
I try to validate a textbox that it should not allow any string
I am trying to validate a textbox that the user should type only numbers in the textbox. Here is my code https://codesandbox.io/s/kind-moon-x6il3?file=/src/App.js:0-513 If we start with the string it is not validating, it is allowing you to type the strings. If we start with numbers, it is working fine. If I …
Javascript Split String in Array to Objects in Array
I have this Array [“2.900000F02A_1313_01″,”2.600000F02A_1315_03″,”2.900000F02A_1354_01”] And I want to split it like this: This is my Code that doesn’t work: Does somebody know how I can do this? Answer You could split with a group.