How to get data in DESC order Realm React Native To get data in descending order in Realm React Native or react ionic you need to use the following sorted method like below:- var contacts = realm.objects(‘contacts’).sorted(‘id’, true); console.log(contacts); if you have a question ask here Ask Questions
Error: Realm at path ‘/data/user/0/com.drug/files/drugApp.realm’ already opened on current thread with different schema. To solve this error you need to close Realm instance like below code example:- export const insertNewContact = newcontact => new Promise((resolve,reject) => { Realm.open(databaseOptions).then(realm=>{ realm.write(() => { console.log(newcontact); realm.create(CONTACT_SCHEMA, newcontact); resolve(newcontact); realm.close(); }); }).catch((error) => reject(error)); });
error: TypeError: Cannot read property ‘map’ of undefined at resolveDependencies (C:xampphtdocsreactnativereactnativerealmdrugnode_modulesmetrosrcDeltaBundlertraverseDependencies.js To solve this error in react native you need to clean your temp folder in windows OS. Goto C:UsersAppDataLocalTemp folder. Delete all data.
In this tutorials we will use a package named @react-native-community/checkbox to add checkboxes in react native. So follow the below setups:- 1) Install the @react-native-community/checkbox package like below in your application yarn add @react-native-community/checkbox or npm install @react-native-community/checkbox –save On iOS, install cocoapods: npx pod-install 2) Link the module in your application react-native link @react-native-community/checkbox […]
How to add polygons and polyline in react native map In this tutorial, I am going to show you how you can add the polyline and polygon in react native app application. import the react-native map package with Polyline and polygon:- import MapView, { Marker, AnimatedRegion,PROVIDER_GOOGLE,Polyline,polygon } from “react-native-maps”; Please check the below complete code […]
create object and sub object using javascript loop To create create object and sub-object using javascript loop use the below code snippet var mainobj = []; var count = 0; for (const key of walkingdata) { mainobj.push({lat: key.lat, lng: key.lng,subdata:[]}); for (i = 0; i < walkingdata.length; i++) { if(walkingdata[i].distance < 600){ mainobj[count].subdata.push({lat: key.lat, lng: […]
TypeError: undefined is not an object (evaluating ‘_reactNativeImagePicker.default.launchCamera’) Use import * as ImagePicker from “react-native-image-picker”; Instead of import ImagePicker from ‘react-native-image-picker’;
typedef redefinition with different types (‘uint8_t’ (aka ‘unsigned char’) vs ‘enum clockid_t’) react native Most developers will face this issue during running a build of react-native in Xcode ( IOS ). Below is the solution:- Comment these lines in your Podfile # use_flipper! # post_install do |installer| # flipper_post_install(installer) # end Now run the command […]
AAPT: error: failed to read PNG signature: file does not start with PNG signature You need to change some configurations in android/app/build.gradle. Follow the below setups:- Step 1. // add or change crunchPngs to false android { buildTypes { release { crunchPngs false // or true } } } Step 2. // Clean Build using […]
Task :payu-non-seam-less-react:mergeReleaseResources FAILED Follow the below code snippets to resolve this error:- Step 1. go to your android build.gradle file and replace the below line maven { url “https://phonepe.bintray.com/PhonePeIntentSDK” } Replace this with maven { url “https://phonepe.mycloudrepo.io/public/repositories/phonepe-intentsdk-android” } AAPT: error: failed to read PNG signature: file does not start with PNG signature Step 2. go […]