Tiempo de lectura: 2 minutos Reading time: 2 minutes Good afternoon everyone, I’m going to provide you with a tutorial on how to access data: <!DOCTYPE html> <html> <body> <h2>First Example Accessing Data in JSON Format</h2> <p id=”miDiv”></p> <script> var texto = ‘[{“nombre”:”Laura Gonzalez”, “calle”:”Su casa en la montania portal 6″, “telefono”:877436700, “fecha”:”1998-07-25″},{“nombre”:”Pablo Perez”, “calle”:”Su casa en la playa bajo … Read more
Tiempo de lectura: < 1 minuto Reading time: < 1 minutes If you encounter the following error when generating or running your APK: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be specified when creating a PendingIntent. You can solve it by adding the following: First, go to your build.gradle file. Scroll down to the dependencies ... Read more
Tiempo de lectura: < 1 minuto Reading time: < 1 minutes If changing the target version of Android to 31 gives us the following error: Installation did not succeed.The application could not be installed: INSTALL_PARSE_FAILED_MANIFEST_MALFORMED Installation failed due to: 'INSTALL_PARSE_FAILED_MANIFEST_MALFORMED: Failed parse during installPackageLI: /data/app/vmdl620487180.tmp/base.apk (at Binary XML file line #82): We need to do the following: Go to the AndroidManifest.xml ... Read more
Tiempo de lectura: < 1 minuto Reading time: < 1 minutes Today I’m going to show you how you can load a flatlist in reverse order to display a conversation (chat) using React Native. We are using the FlatList library that comes with the React Native package. import {FlatList} from 'react-native'; To display the items in reverse order (loaded from the ... Read more
Tiempo de lectura: 2 minutos Reading Time: 2 minutes Today I’m going to show you how to obtain location using React Native and Expo: We’re going to use the library expo-location (https://docs.expo.dev/versions/latest/sdk/location/) First, let’s install it: expo install expo-location This library automatically adds the necessary permissions to the Android Manifest (required to use location): ACCESS_COARSE_LOCATION: for approximate device location ACCESS_FINE_LOCATION: … Read more
Tiempo de lectura: < 1 minuto Reading time: < 1 minute Today I’m going to show you how to disable the effect that appears when using TouchableOpacity in React Native. When we press an element, it performs the following effect: Sometimes it may not be suitable for the desired design. To disable it, we need to add the following property to ... Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes In today’s React tutorial, I will show you how to create a select (combo or picker) where you can choose different options. The first thing we need to do is import the library we are going to use (react-native-picker-select): npm install react-native-picker-select Once imported, let’s create the component. First, we import … Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes When trying to display an image with the svg extension, I encountered the following error: @override Widget build(BuildContext context) { return Scaffold( body: Center( child: Column( mainAxisAlignment: MainAxisAlignment.center, children: [ Text(“WELCOME to DevCodeLight”), Container( width: 200.0, height: 200.0, child: Image.asset(‘lib/images/android/splahs_android.svg’)), ], ), ), ); } I solved it by adding the … Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes Good afternoon, In today’s tutorial, I’m going to show you how to enable location permissions on your device. Let’s get started First, we import the API import * as Location from ‘expo-location’; Inside our component, we add the following function that will be responsible for enabling location permissions. const [errorMsg, setErrorMsg] … Read more
Tiempo de lectura: 2 minutos Reading time: 2 minutes In this tutorial, I’m going to explain how you can add colors to BodyComponent elements in Flame Engine (https://examples.flame-engine.org). In this example, I’m going to add a BodyComponent representing a blue bar. class BlueBar extends BodyComponent { // Passed parameters final double positionX; final double positionY; final double angularVelocity; // Constructor … Read more
