If you have an image in your react native app and you want to rotate the image to some degree using code, then you are at the right destination. This blog post teaches you how to tilt or rotate an image in react native. If you are looking for how to rotate an image with…
We use modals to show alerts, messages, or any other information to the user. As modals are basically dialog boxes displayed over the parent view, it attracts user attention. Hence, modals are an important component in React Native. In most of the modals, there will be a close button which makes the modal hide when…
Upper case and lower case conversions of text are used for many purposes including form filling and authentication. Converting text to upper case or lower case is pretty easy in react native. You can use the JavaScript methods toLowerCase() as well as toUpperCase() on strings. The usage case of toLowerCase and toUpperCase in react native…
In this blog post, I show you how to make the screen refresh when you navigate back in react native using react navigation library. Most of the react native projects out there prefer react navigation library for the navigation solutions. Usually, when a user navigates back using the back arrow of the header or hardware…
Sometimes, we may need to execute code after some delay. In such cases, we use JavaScript method setTimeout in React Native. The setTimeout method is used to execute a function after waiting a specific amount of time. See the following snippet to see how we use the setTimeout method. The yourFunction will execute only after…
In an earlier post, I have written how to do api calls in react native with axios library. In this blog post, I show you how to use async and await in react native with axios. The following code is from the previous blog post and in that, I use Axios to call API from…
AsyncStorage is used to store data in key-value pairs. Plain and small data can be easily stored with AsyncStorage. If you have something big then adding key-value pairs for every bit of information is ineffective. In such cases, you can convert them to JavaScript objects and store them in AsyncStorage. Before saving AsyncStorage you need…
AsyncStorage is simple global storage for your react native app. It is a key value based storage you can use throughout the app. Sometimes you may need to reset or clear Asyncstorage. As the storage is unencrypted, it is not suitable for storing sensitive data. In situations like logging out, clearing all data stored in…
If you are using redux in your react native project then most probably you might be using redux logger library too. Redux logger is a very useful library acts as logger for redux and you can have an eye on every actions and reducers. Redux logger is required only when your react native app is…
React Native has so many useful third-party libraries. Hence, our tendency is to use as many libraries to make our tasks easier. But sometimes we may need to remove such libraries to make the react native project lighter. Removing npm modules / third-party libraries is almost the same as the installation of npm modules. You…
Sometimes, you may want to open a URL in the web browser of the device. You can use Linking API from react native which is used for managing the interaction with incoming and outgoing links. With Linking API, you can open a URL through the default browser of the device. You just need to invoke…
Sometimes you don’t want the user to input many characters through React Native TextInput component. Fortunately, react native TextInput has a prop to limit the characters the user enters. The maxLength property of TextInput limits the number of maximum characters that can be entered. You can use it as given in the code snippet given…