A FlatList is used to render lists in a React Native application. We can also use React to render a list in React Native, which is achieved by looping through a map. But doing so can lead to performance issues, …

Maps are an integral part of a lot of mobile apps nowadays. They are used for everything from finding directions somewhere to tracking one’s location when out for a jog. It’s a good thing, then, that maps are very easy …

Sound in any mobile application is a pleasurable user experience. It’s a must in gaming applications, but also used in a variety of other applications. It also enhances the user experience when we play a small sound on the press …

If you come from a web background, you know that CSS transforms are extremely helpful. You can use them to create animations and visually appealing UI elements. In fact, a lot of modern web design is inspired by transforms. React …

We can create a grid system in React Native in a lot of ways. One of the best ways to do it is using FlatList, which is provided by React Native. This post is about creating a responsive grid system …

Device information is very important for a developer in order to know the types of devices that users are using. To give a better user experience, we need this information. It can also be used to trace the crashes in …

Introduction As an app developer, you want to keep users of your app informed of important information, especially when you apply big changes in your app. In user interface design, we use alert dialogs for this purpose. An alert dialog …

Introduction Barcodes are everywhere—If you have gone grocery shopping you have most likely encountered them. Each item that the store sells has a code that uniquely identifies it. The barcode is a visual representation of that code that a barcode …

RecyclerView is a ViewGroup ideal for displaying dynamic data. An example of such dynamic data is a list of weather forecasts for multiple days. Each item on the list can have properties like the date, temperature, and city for the …

Introduction Mobile apps can make use of data stored on the Internet or stored on the device. For example, consider an app that displays the latest movies currently available to watch. The list of movie titles, summary text, review comments, …