I have a list of files from my database. I’m looking for a way to query them. but I’m receiving an error, which is… it only display the first item if my input matches the first. This is the form below is the php and I have the js here Answer You are generating mutliple myUl divs inside while…
React how to make conditionally rendered navigation persist
I am in the process of learning React and am creating a React desktop app where the side-navigation must change depending on the user’s current location (determined by standard navgation buttons in the App body). The application is accessible here: https://codesandbox.io/s/conditional-navigation-di8t5?f…
Javasript check current datetime with loop 2 between datetimes
I’m working with time loop. Now I have this FlipClock plugin, My question, is it possible to check if there is a currentTime between startShow and endShow match with my above code? Answer Instead of two arrays for startShow and endShow, take one array as showTime and add object with startShow and endSho…
How to move 3 pics elements using setInterval
In short, I’m trying to make something like this. Here is my code. I need to use only setInterval and when resuming the pic moving action it starts from the last points not from the first one, var e =…
ERROR TypeError: Cannot read property ‘nativeElement’ of undefined after modal popup loading in angular
i have a component with modal popup and defined a viewchild elementRef to try to get an element of input text after the modal popup opens. The modal is opened after click a button and there is a search button in the modal triggers a function in typescript but when click the button i got a warning ‘nativ…
Array chain results in undefined
I have this array of strings, which is the result of a chain of array methods I’m implementing to a larger list. See the chain and array below: Now, when I apply the last method forEach(), which is supposed to turn the strings to lower case it prints undefined. Not sure why. see below the full chain. An…
for what “../..” used for? I found it today in this line var express = require(‘../..’);
Hey I was trying to understand node-js routes and found this sentence “var express = require(‘../..’);” I don’t understand the meaning/usage of ‘../..’ here please can someone explain it to me? Answer ‘../..’ is a relative path to index.js file which is si…
How to set initial dropdown value using javascript?
I am trying to select the value selected in the dropdown using the value from the local storage. My dropdown code for html looks like this. I am trying to set the value selected in the dropdown like this. But this does not work. Answer The semantic-ui docs (that I found) are limited on API methods, so there&#…
Generate html in for each with closing tag every 4 loop
I’m trying to generate the following html : So I tried the following : But doesn’t output the desired result Answer Try like below. And check changes with comment. There are two changes in your code. You need to open your row div with i%4 == 0 and close it with i%4 == 3. Once each loop complete yo…
“Error: MongooseError: Operation `users.insertOne()` buffering timed out after 10000ms”,
I’m running MongoDB Atlas on node express and I got this error when I tested with postman. This is my .env, I’m guessing the problem might be here too, Kindly help: Answer In my case, I had to go to Atlas, and reset my whitelisted IP to the correct address. Then I restarted my local server and tri…