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Objective C or Swift - Which Technology to Learn for iOS Development?
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How to bind ArrayList to DropdownList in Asp.Net?
To bind arraylist to dropdownlist,you have to add a namespace System. Collections which allow the collection of items in the application.
So in Code behind page 'aspx.cs' we have to add namespace,see the below reference:
using Sys...
How to sort ArrayList in Java?
Sometimes we want to sort a List based on some property. Suppose we have a List of UserModel and we want to sort List by firstName then we can do that easily by using Collections.sort() and Comparator interface.
Example: In the below example I...
How to add new element in ArrayList.
The below example will help you to add new element in arrayList. So, when we have new element list item shifts the element currently at that postion and any subsequent elements to the right which will help to insert new element at the speci...
How to remove item from ArrayList
The below example will help you to remove an Arraylist item using the element index. To remove an item from an arrayList I have used Object remove (int index) method. This method returns a reference to the item that was removed. You can see below...
Dynamically adding ListViewItem to Listview
To dynammically add new elements into listview we need a Edittext(etAddItem) to input the item/element, a Button(btnAdd) for adding item to the list, and a listview which shows elements in a vertical scrolling manner.
etAddItem = (Edit...
Remove duplication from array list
If you want to remove duplicate entries from your array list you can use hash set to make all items unique rather than use of algorithms.
Set is a ordered collection of items and contains only unique items. And Hashset creates a collection th...
How to Construct your own ArrayList Using Generics
Here the Below Example will show you how you can construct your own Collection(ArrayList) in Java. The below example will show you that our Class Generics will behave like the ArrayList. I have use the Generic Programming to Implement the concept...
Parcelable vs Serializable
If we want to send some data over the network or from one place to another place then we have to serialize it first using Serialization in java. Serialization is a process of Marshalling and Unmarshalling of data. Basically the conversion of Obje...
