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Flutter
Fetching Data From Firebase Database in Flutter: In Previous example or post we have learned integrating Firebase Database to flutter App. If you want to know more about integration click here. In This example we are going to learn fetching data from Firebase Database. To fetch data from Firebase Database we have to Follow the...
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Flutter Firebase Integration: For Mobile Apps for both Android and IOS, Firebase used as a backend means server less backend. In Flutter we are communicating with the Firebase and performing CRUD operations without using SQL Queries. This is the beauty of the flutter and Firebase. Using Firebase is free and Firebase improves the performance of...
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We already know that,  to read and write files to disk. This can be used to persist data across app launches and some times we are downloading  data from the internet and saved it in our laptop/any external device to use it for later offline use when internet is not available. Adding Dependency package into  your...
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Retrieve the value of a text field : In Previous example we have discussed entering the input text to the text field and validating that that text field if it is empty. Now in this example we are going to discuss how to retrieve the entered input value/text. Follow the Below steps to retrieve  entered...
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Now a days in general we are filling online forms for applying any post in general govt or private sector. Forms are verified before submitting and if any field left blank that will also be notified when we submit the form. Today we are going to discuss validating the form by providing some input text...
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Now a days it is  important to Displaying images over the internet is a  fundamental for most mobile apps. Flutter provides the Image Widget to display different types of images. In order to display  images from a URL over the internet, use the Image.network constructor in flutter App.   In below code we are displaying the location of the...
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Flutter Send data to a new screen: Most of the times, we not only want to navigate to a new screen, but also we want to pass some data to the new screen as well. For example, we often want to pass information about the item we tapped on. In Flutter  Screens are Just Widget. In...
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Flutter Navigate with named routes: In this example we are navigating between the screens using named routes for navigation. To work with named routes, we can use the Navigator.pushNamed function. This example will replicate the functionality from the original things, below we are demonstrating how to use named routes instead. Using Named routes for Navigatio in Flutter App: Create...
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Flutter Navigation to a new screen and back:   In most of the times we opens  several screens for displaying different types of information. For example, we might have a screen that shows products list. Our users could then tap on a single product to get more information about it on a new screen. In...
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Creating Tabs in Flutter App: Using  tabs is a common pattern in apps using the Material Design guidelines. Flutter includes a convenient way to create tab layouts as part of the material library.   Creating Tabs In Flutter App: Create a TabController Create the tabs Create content for each tab Create a TabController: To work with tabs in...
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