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Mobile Development Articles
Page 60 of 156
Get current time and date on Android
As per Oracle documentation, SimpleDateFormat is a concrete class for formatting and parsing dates in a locale-sensitive manner. In this example, we have imported simple date format class from java as shown below -import java.text.SimpleDateFormat; import java.util.Date;Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have given text view, it going to print the current date on the window manager.Step 3 − Add the following code to ...
Read MoreHow to use images while developing iOS App in a Simulator?
Sometimes we need to test our iOS app with multiple cases and we may not have physical device all the time. For example if we need to see if image upload is working correctly but we do not have an actual iPhone then we may need to add more images to the simulator and test from there. Adding images to simulator is an easy task and can be done in a few different ways. Some of them are mentioned below.Method 1Open Simulator appSelect the image you want to addDrag and drop it in the simulatorIt will be added to the ...
Read MoreHow can I send mail from an iPhone application?
To send an email from our application we'll need to use URL Schemes and some action on event of which the email will be sent. We can not actually send email from the application, unless it is an mailing application and we use MessageUI framework of iOS, but we can open some email app from our application with prefilled email and subject.We'll see both the ways of doing this.Let's see how we can open the MAIL app of iOS with an example.Create a project and on its first view controlleradd a button and change it's text to open "open e-mail", ...
Read MoreHow to create a left-arrow button on a Toolbar on iPhone/iPad?
To create a button on toolbar we'll need to use two different components of iOS and another image that is a back arrow. Before that let's see what those components areToolbar − Toolbar is a native iOS component that is used to display items or toolbar on the bottom of screen.Bar Button item − It is a button that's usually created on a Toolbar or a navigation bar.When a toolbar is created using storyboard, it comes with a Bar button item.Let's start by creating a new project, in the main.storyboard give some background color to the only viewController we have.From ...
Read MoreHow To Change UIView's Border Color And Thickness in Cocoa Touch?
In this article we'll learn how to change a View's border color and thickness.This can be done in two ways as mentioned below.Method 1 − Writing the codeLet's suppose we have a view name backView, then to add a border color and thickness we can writebackView.layer.borderWidth = 5 // Or any integer valuebackView.layer.bordercolor = colorLiteral(red: 0.09019608051, green: 0, blue: 0.3019607961, alpha: 1) this code will add a border of 5 width and a dark blue color. Below is the output is produces.Method 2 − Creating an extension of UIView with designable and inspectable@IBDesignable class DesignableView: UIView { } extension UIView ...
Read MoreHow to remove duplications from arraylist for listview in Android?
This example demonstrate about How to remove duplications from arraylist for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on refresh button to get the changes of listview.Step 3 − Add ...
Read MoreHow to insert element to linked list for listview in Android?
This example demonstrate about How to insert element to linked list for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into array list. Click on refresh button to get the changes of listview.Step ...
Read MoreHow to insert element to arraylist for listview in Android?
This example demonstrate about How to insert element to arraylist for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on refresh button to get the changes of listview.Step 3 − Add ...
Read MoreHow to delete all elements from linked list for listview in Android?
This example demonstrate about How to delete all elements from linked list for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on ...
Read MoreHow to delete all elements from arraylist for listview in Android?
This example demonstrate about How to delete all elements from arraylist for listview in AndroidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken name as Edit text, when user click on save button it will store the data into arraylist. Click on delete ...
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