React – DevCodeLight

Customizing Push Notifications using the Firebase Messaging Library in Expo and React Native

27 de August de 2025 by DevCodeLight

Tiempo de lectura: < 1 minuto You’ll learn how to customize the push notification icon launched in React Native with the @react-native-firebase/messaging library today. We’ll go to app.json: “notification”: { “icon”: “./src/assets/notification-icon.png”, “color”: “#d76d6d” }, We also added to the config plugin: “@react-native-firebase/messaging” With this, we’re halfway done. Now we need to create our notification icon. Only applies to Android. The … Read more

Implementing In-App Purchases using expo-iap in React Native Expo for Android/IOS

27 de August de 202523 de August de 2025 by DevCodeLight

Tiempo de lectura: 4 minutos Today we’re going to learn how to implement in-app purchases using Expo IAP for Android or iOS on React Native. First we’re going to install the library we need (expo-iap): npx expo install expo-iap Now we need to add our code inside app.config.js: { “plugins”: [ “expo-iap” ] } Remember to create subscriptions inside Google … Read more

Implementing Google Login in Android with React Native and Expo and Validating with a Python Server

18 de August de 2025 by DevCodeLight

Tiempo de lectura: 4 minutos This is how we can implement Google Sign in using React Native and Expo in a simple way. The first thing we will do is use this library @react-native-google-signin/google-signin The installation is: npx expo install @react-native-google-signin/google-signin We will configure it once installed. First we will create our handler in Typescript: html import React from “react”; … Read more

Implementing Request Tracking Transparency in iOS and AdMob Ad Permissions using React Native and Expo

8 de August de 2025 by DevCodeLight

Tiempo de lectura: 2 minutos We will today learn to implement request tracking transparency using React Native and Expo. To do this, we will create the following utils file: // utils/AdsPermissions.ts (or similar) import { Platform } from ‘react-native’; import mobileAds, { AdsConsent } from ‘react-native-google-mobile-ads’; import { getTrackingPermissionsAsync, PermissionStatus, requestTrackingPermissionsAsync } from ‘expo-tracking-transparency’; export async function solicitartPermissionATT(): Promise<boolean> { … Read more

Adding In-App Subscriptions Using React Native on Android or iOS with react-native-iap

6 de August de 2025 by DevCodeLight

Tiempo de lectura: 2 minutos Today we’re going to learn how to add subscriptions to our application developed with React Native for Android or iOS. To make purchases in the app, we need to install the following library in our project: npm install react-native-iap Please install the current version: “react-native-iap”: “12.16.3”, Subscription purchase references for Android: https://developer.android.com/google/play/billing/rtdn-reference?hl=en Subscription Purchase References … Read more

Resolving the Expo Module Gradle Plugin Issue in React Native

31 de July de 2025 by DevCodeLight

Tiempo de lectura: < 1 minuto Hoy vamos a aprender a solucionar el error de React Native: Plugin [id: ‘expo-module-gradle-plugin’] was not found in any of the following sources This error occurs because one of the libraries is incompatible with the current version. To solve it, we need to execute: npm install –check You need to update the indicated libraries. DevCodeLightdevcodelight.com

How to debug a React Web in a Mobile Device using Chrome DevTools from a Computer

29 de July de 2025 by DevCodeLight

Tiempo de lectura: < 1 minuto We will see today how we can debug a web on a mobile using Chrome DevTools from a computer. Note: If you use localhost on mobile it won’t work, use the local IP of your PC. chrome://inspect The Remote Target section should appear and detect your mobile device with Chrome open. Below it will be … Read more

Compression function for compressing images uploaded to the web with React

26 de July de 2025 by DevCodeLight

Tiempo de lectura: < 1 minuto You will be sharing a function today that helps us compress images we upload to our website using an input. Código: html const compressImage = (img: HTMLImageElement, maxWidth = 1024, quality = 0.7) => { const canvas = document.createElement(‘canvas’); const ctx = canvas.getContext(‘2d’); if (!ctx) return null; const scale = maxWidth / img.width; const width … Read more

Solving issue in Expo EAS for generating an iOS build with error code 35

15 de July de 2025 by DevCodeLight

Tiempo de lectura: < 1 minuto We are going to learn how to solve the problem today: Authentication with Apple Developer Portal failed! Security returned a non-successful error code: 36 This error occurs when we try to create the build for iOS from Flutter and ask for credentials, which we input correctly but get an error. We need to change the … Read more

Adding a 301 Redirect in Next.js

26 de June de 2025 by DevCodeLight

Tiempo de lectura: < 1 minuto We will create a 301 redirect using next.js and in this case React. We will achieve that the old URLs can be redirected to the new ones, which is good for example to apply SEO. For example, we will redirect a URL that is https://devcodelight.com/hello to https://devcodelight.com/goodbye To do this, we will first go to … Read more