Cant access children in component used as element in Route (react-router-dom 6.3.0)

Im using react: 17.0.2 and react-router-dom: 6.3.0. My current App.js snippet looks like this: class App extends React.Component { render() { return ( <div className="App"> <Routes> <Route element={<Layout/>}> <Route path="/home" element={<Home/>} /> <Route path="/login" element={<Login/>} /> <Route path="/signup" element={<Signup/>} /> </Route> <Route exact path=’/’ element={<Intro/>}/> </Routes> </div> ); } } The route to ‘/’ should… Read More Cant access children in component used as element in Route (react-router-dom 6.3.0)

May 26, 2022 MRLeave a comment

App slow after making a request inside another request

I am making a request with coroutines based on a user name, which returns a list of Object<Profile>, and with that list I am making another request with each object, and then switching and passing the info to another screen, but such process is making the app super slow and I would like to find… Read More App slow after making a request inside another request

May 25, 2022 MRLeave a comment

Increment number for every instance of an element in React

I hope I phrased this question clearly. I have a small recipe app, for the recipe method I want to dynamically add Step 1, Step 2, Step 3 etc. for each step that is passed through via props. The recipe’s steps are passed through as an array of objects: recipeMethod: Array(2) 0: {step_instructions: ‘Boil Water’}… Read More Increment number for every instance of an element in React

May 25, 2022 MRLeave a comment

send tab layout on top

I want my tab layout to appear on top of my screen. Currently it is on the bottom on the screen. Tried a few ways didn’t work. How can I make it go on top of my screen. Code for the xml file <?xml version="1.0" encoding="utf-8"?> <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".kanbanManagement"> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"… Read More send tab layout on top

May 24, 2022 MRLeave a comment

MenuItem and toolbar missing in new activity Android Studio Unknown Bug

I am completely new to Android Studio and just learned Object-oriented programming. My project requires me to build something on open-source code. I added a new menu item to a menu and want to start another activity once the user clicks the menu item with id: plot. The intent will be sent from if (id… Read More MenuItem and toolbar missing in new activity Android Studio Unknown Bug

May 22, 2022 MRLeave a comment

How can I set a key rendering a list in react when two items should be rendered per map iteration?

So I’ve been struggeling with the following issue: I have a function that returns me a number of years (4 years). These years need to each be mapped with two options in a select ( term 1 and term 2 for example). <select> {getSemesterSelection().map((el, key) => { return ( <> <option value={`${el}1`} key={`${el}1`}>{`${el}1`}</option> <option value={`${el}2`}… Read More How can I set a key rendering a list in react when two items should be rendered per map iteration?

May 21, 2022 MRLeave a comment

Why do I have an error "[Header] is not a <Route> component."?

I have a social media app and my App.js looks like this: <div className="App"> <Router> {!name ? ( <> <Login /> </> ) : ( <Routes> <Route exact path="/"> <Header /> <Feed /> <Model /> </Route> <Route exact path=""> <Navigate to="/" /> </Route> </Routes> )} </Router> </div> So if user is authorized it redirects us… Read More Why do I have an error "[Header] is not a <Route> component."?

May 20, 2022 MRLeave a comment

Avoid unnecessary component rendering with memo in nextjs

I’am trying to understand react’s behaviour throught nextjs. I have an index.js page with one component Homecard displayed three times and one button that increment a value. Each time I click on button all Homecard components are re-render. index.js import { Homecard } from ‘../components/Homecard’ import { useState } from ‘react’ export default function Home()… Read More Avoid unnecessary component rendering with memo in nextjs

May 20, 2022 MRLeave a comment

How to empty a text box by using a button in react?

My problem is straightforward I have a text box to input numbers, and after pressing the button, I want to clear the text box value. I have no idea how to do it, and can anybody help me? Example: When I press the add button in the Chairs row, 10 should be cleared. <CRow> <CCol… Read More How to empty a text box by using a button in react?

May 19, 2022 MRLeave a comment

opengl won't overlap more than 1 texture

I’m trying to create an opengl program that creates a 2d square, and applies 2 textures on it. I followed this tutorial: https://learnopengl.com/Getting-started/Textures This is my fragment shader: #version 330 core //in vec3 Color; in vec2 TexCoord; out vec4 FragColor; uniform sampler2D Texture1; uniform sampler2D Texture2; void main() { FragColor = mix(texture(Texture1, TexCoord), texture(Texture2, TexCoord),… Read More opengl won't overlap more than 1 texture

May 17, 2022 MRLeave a comment

Dev solutions

Solutions for development problems

Tag: fragment

App slow after making a request inside another request

Increment number for every instance of an element in React

How can I set a key rendering a list in react when two items should be rendered per map iteration?

opengl won't overlap more than 1 texture