JavaScript
React native always has been quite painful when it comes to performance compared to a native application. Today we will focus on increasing the performance and how to optimize react-native map view which has many pegs or markers.
Read more “How to optimize react-native map views”
JavaScript
Why debounce with react hooks? We all come across that one button users keep on pressing until the data is loaded. Without guarding your code with every sort of if conditions, you can guard this by debouncing. For multiple tap scenarios, you can either propagate the event at the first tap/click or the last one.
Read more “Avoid multiple clicks using debounce with react hooks”
FCM
If you are new to firebase and FCM this article will be useful to setup FCM Push Notification with React Native application. We will be using react-native-firebase(doc: https://rnfirebase.io/docs/v5.x.x/getting-started) module to retrieve token for the push notifications.
First, create the Firebase account and download the google-services.json file from the console.
Read more “How to setup FCM Push Notification with React Native App” 
AppSync
Recently I came up with a react native app which needs to integrate AWS GraphQL. Its actually provided with AWS App Sync and a very convenient way if you want a quick pub-sub. The problem was I had to do mutations as a background asynchronous process and wanted to update the app state from that. When I went through the documents I found the AWSAppSyncClient which is an Apollo Client. Although it was promising the react native examples were more focusing towards react or react-native Components which was really making a mess. Read more “Use AWS GraphQL for React Native Message App”