I have two functions the first is register which uses a function called emailExists and both functions are exported using // services.js module.exports = { async register(prm) { emailExists(prm) // emailExists is not defined }, async emailExists(prm) { // do something } } I have a couple of questions should I use a class that… Read More How to use function before initializing within module.exports
This code works, but seems too redundant to me. Is it possible to somehow simplify it while maintaining functionality and readability? has_videos = self.request.query_params.get(‘has_videos’) if has_videos: if has_videos == ‘true’: entries = User.objects.filter(videos__isnull=False) elif has_videos == ‘false’: entries = User.objects.filter(videos__isnull=True) else: entries = User.objects.all() I tried to write in one line using the ternary operator,… Read More Simplify function code while maintaining readability
I have a simple room database with LiveData, i want to get (cartPriceI: Double) values by id to use it within specific methods. CartItemsDatabase.kt @Parcelize @Entity(tableName = "cart_table") data class CartItemsDatabase( @PrimaryKey(autoGenerate = true) var cid: Int, @ColumnInfo(name = "titleD") var cartTitle: String?, @ColumnInfo(name = "imageD") var cartImage: Bitmap?, @ColumnInfo(name = "priceLD") var cartPriceL: Double?,… Read More How to get specific value from room database by id?
how we can falsy value from a returned function. I have a function block that from the returned value we make decisions and with an undefined value or NaN value we should have a false value how can I reach that? for example console.log(Boolean(() =\>{return NaN}) is true >Solution : Function objects are always true… Read More why NaN that returned from a function is not falsy value?
It seems that member function clear() of string does remove its content, but the removed contents still can be accessed by operator[] . Here’s the example that makes me confused. #include <iostream> using namespace std; int main() { string input = "Weird"; cout << "Your Input: " << input << "\n"; input.clear(); cout << "Your… Read More string.clear() does not remove element properly
CREATE TABLE IF NOT EXISTS botPatterns ( `boltP` varchar(200) NOT NULL ) ; INSERT INTO `botPatterns` (`boltP`) VALUES (‘6X135/6X139.7’), (‘8X165.1’), (‘8X165.1/8X170’ ), (‘8X170’ ); CREATE TABLE IF NOT EXISTS Vehicles ( `Brand` varchar(200) NOT NULL, `Pattern` varchar(200) NOT NULL ) ; INSERT INTO `Vehicles` (`Brand`,`Pattern`) VALUES (‘Audi’,’6X135′), (‘Audi’,’8X165.1′), (‘BMW’,’8X170′ ), (‘Ford’,’9X139.7′ ); What I need… Read More mysql query to filter LIKE combined with IN
I am working with Reactjs and using nextjs framework,Right now i am trying to fetch data (url is – https://dummyjson.com/products) using map function but i am getting following error TypeError: Cannot read property ‘length’ of undefined Here is my current code import { useEffect, useState } from "react" export default function Test() { const [data,… Read More Data map function is not working in Reactjs
<script src="https://js.arcgis.com/4.25/"></script> <script src="https://cdn.jsdelivr.net/gh/harvesthq/chosen@gh-pages/docsupport/jquery-3.2.1.min.js"></script> <script src="https://cdn.jsdelivr.net/gh/harvesthq/chosen@gh-pages/chosen.jquery.min.js"></script> <link href="https://cdn.jsdelivr.net/gh/harvesthq/chosen@gh-pages/chosen.min.css" rel="stylesheet"> <script> $(document).ready(function() { $(".chosen-select").chosen({ no_results_text: "Oops, nothing found!" }) }); </script> <script> var dict1 = {‘Canada’: [”, ‘Toronto’],’USA’: [”, ‘Hawaii’]}; var dict2= {‘Toronto’: [”,’A’, ‘B’],Hawaii’: [‘C’, ‘D’]}; var dict3 = {‘A’: [‘Item1’, ‘Item2’], ‘B’: [‘Item3’, ‘Item4’], ‘C’: [‘Item5’, ‘Item6’], ‘D’: [‘Item7’, ‘Item8’] }; var regionOption =… Read More Populating options for JQuery multiple select
I’m new to Jetpack Compose. So I want to create a layout like in the Keep Notes app and I’m using LazyVerticalGrid NoteListScreen.kt `Column(modifier = Modifier.fillMaxWidth()) { LazyVerticalGrid( columns = GridCells.Fixed(2), content = { items(notes.value) { NoteItem(note = it) } } ) }` And here is the code for NoteItem.kt `Card( modifier = Modifier.padding( top… Read More How to make LazyVerticalGrid height follow the height of content item like on Google Keep Notes app?
I need your help. I recently started learning the nestjs framework. I am currently trying to do CRUD operations without a database. I have 2 methods: getAllUsers and getDifferentUser. I manage to get all users, but I can’t get a user by id. I don’t get any error, 200 response, but my response is empty.… Read More NestJS – No response getById request