The Portable Document Format (PDF) is one of the most popular formats used for documents. In this blog post, let’s check how to show pdf files in react native. React Native Pdf is a third party that helps us to open and read pdf files from a URL or local…

We always want to test our app before creating a signed APK file or ABD file and publishing it to the Google Play Store. Generating a debug APK file not only helps us to test the app ourselves but …

Environment variables are global variables. The files with the .env extension are suitable for saving variables such as domains, API URLs, endpoints, etc. They help to decouple configuration detail…

Nowadays, everything happens digitally. Sometimes, we may need to capture the signatures of users digitally for our applications. We can capture the signature in react native with the help of a thi…

Today we’re releasing React Native 0.64 that ships with support for Hermes on iOS.

When you are developing a react native app, it’s usual to use console.log function for debugging purposes. Extensive use of console.log may make your app slow. Hence, it would be good to remo…

ESLint is a code analysis tool that helps you to fix issues such as syntax errors in your code easily. Simply, it increases the productivity of a developer. In some rare cases, you may want to disa…

Sometimes, you may want to add images and apply some darkness to them. In this short tutorial, let’s check how to bring down the brightness of an image in React Native. The Image component of react native doesn’t allow to have children. Hence, we are using…

Most of the time, the react native image component is enough for showing images in your react native app. If your app has so many images to load then you may find issues such as flickering, cache miss, etc with the image component. So, how to make your images…

The radio button helps users to choose an option from a set of options. As you know, react native doesn’t have a dedicated radio button component. Let’s check how to add a radio button …

FlatList is one of the most used components in react native. It helps to render a list of items smoothly. Having a drag and reorder feature in FlatList helps users to arrange the items as they wish. This feature is very useful when the user wants to change…

It’s a known fact that the performance of FlatList slows down when you have a huge chunk of data. Shopify introduced an alternative to FlatList named FlashList which fixes the shortcomings of…

Context API helps to pass data through your react native application without having to pass a prop explicitly. It allows to store and share data globally. Thus, context API can be used as an alternative for state management libraries such as Redux. In this…

From Android 10 and iOS 13, mobile phone users can prefer to use dark mode over the default light theme. As a mobile app developer, it’s important to know the color scheme preference of the user to make changes in the app design accordingly. Let’s learn how…