I wrote a simple component in React which is supposed to remove the last element of an array when a button is clicked, but despite console logging the correct value, my React state is not being updated accordingly (when viewing the components with React Developer Tools) and hence the output is not changing. I…
Tag: javascript
Identify the cell type and replace entry with default text/value
I have a spreadsheet where the user enters loads of data in a column. I want to run a script that resets the user-entered data to defaults. However, they need a different default value depending on the type of data that can be entered: Dropdown add “Choose” this is one of the options in all dropdo…
How do I keep my ScrollView from snapping back to the top? (React Native)
In order to create a scrollable UI, I decided to use a ScrollView to display all my components. However, whenever I try to scroll to the bottom, the app bounces back to the top as soon as I release my finger. I’ve tried adding styling to the ScrollView and its parent view, but it doesn’t seem to h…
Trying to test Wallet instantiation in Solana JS
I’m trying to follow some code to test out instantiating a wallet in code. I’m hardcoding private key (will not do this in prod obviously) just to see how everything works. I’m getting this error: My code is as below: Answer So the issue here was the encoding. For ease of use, it’s bes…
Two JavaScript funtions “await” for something that will resolve, is there any way to avoid it?
I’ve to admin I need to read more about this topic. Anyways, here is the background: foo and bar need to use instance, which is a result of a async call load is checking if instance is undefined, to avoid re-loading it Example: Timeline: foo() will be called after 1 seconds (say t1) bar() will be called…
Rendering variables from async functions in VueJs
I’m pretty new to VueJs. My intention is to create a simple application that extracts the text from a wikipedia page and renders it on a button press. Code Errors and But all the console.logs work properly when the button is pressed Answer try adding return statement for data
How can I use the next array element from a map function?
I have a JSON file with 20k entries in it. The even number indexes are all ID numbers. The element right after each ID number is the matching string for that ID that I need to put in to a table. ID Matching Str ID Matching Str 1 String for 1 3 String for 3 2 String for 2 4
i have to click on the button twice to post data to api in react
I have console.log(ed) the values while executing and what happens is on the first click, inputValue is sent with a null string to api, then on the next click the inputValue with string is sent to api. I have already changed the value of inputValue using the setter function in input tag with onChange function…
Javascript object generator
Is there a generator approach to constructing a mapping (object)? I just need key/value mapping. For generating array, I can write something like this Non generator approach to construct an object in a similar way can look like this Is there a generator approach to construct an object? Something like this Ans…
Deleting Data In Bulk – Google sheets
I found this piece of code and need to modify it so that if it doesn’t find a result it will return and keep running next lines of code So if it doesn’t find “JOHN” it currently stops running and throws an error. I would like it to move onto next piece of code if no result found. appre…