Code Division Multiple Access (CDMA) is a protocol used for 2G and 3G communication. In CDMA, a channel carries all types of transmission simultaneously without division of bandwidth or time. Data from different stations is transmitted simultaneously using different code modulation.Long-Term Evolution (LTE) is a high-performance interface for cellular mobile communications. It supports high-speed networks and at present, it is the fastest network protocol for smartphones and mobile phones.Read through this article to find out more about CDMA and LTE and how they are different from each other.What is CDMA?CDMA uses a single channel to carry all signals at the ... Read More

Both Google Fi and Ting are Mobile Virtual Network Operator, MVNO and provides telephone calls, SMS and mobile broadband services using cellular networks and WiFi.Google FiGoogle Fi offers wireless services and access to a wide range of online services provided by Google. In the US, Google Fi is available on T-Mobile, Sprint and US Cellular networks.TingTing is a wireless service provider based in Toronto, Ontario. In Ting, there is no subscription plan, users pay as per their usage. Ting ISP was launched in Feb'2012 by Tucow's Inc.The following are some of the important differences between Google Fi and Ting.Sr. No.KeyGoogle ... Read More

Smartphones have become inseparable parts of our lives as we tend to perform a whole lot of tasks every day with our smartphones such as sending messages, watching videos, listening to music and other audio content and checking emails. According to a report by TouchPoints, a cross-media, cross-device planning tool targeted at the communications industry, 2.1 billion people worldwide own a smartphone.This report further adds that smartphone owners in the age group of 15-24 use their smartphone almost every other minute. Obviously, mobile devices are going to suffer huge attention and a lot of developments are going to take place ... Read More

In this post we will be seeing how to prevent screen from sleeping in iOS.So, let’s get started.Copy the below line of code in viewDidLoad method in ViewController.Swiftoverride func viewDidLoad() {    super.viewDidLoad()    // Do any additional setup after loading the view, typically from a nib.    UIApplication.shared.isIdleTimerDisabled = true }Run the application, the application will never go in sleep mode.

In this post we’re going to see how one can use tab bar layout in their application.As per apple’s documentation −A tab bar appears at the bottom of an app screen and provides the ability to quickly switch between different sections of an app. Tab bars are translucent, may have a background tint, maintain the same height in all screen orientations, and are hidden when a keyboard is displayed. A tab bar may contain any number of tabs, but the number of visible tabs varies based on the device size and orientation.You can read more about the same herehttps://developer.apple.com/design/human-interface-guidelines/ios/bars/tab-bars/So let’s ... Read More

You cannot restart an iOS Application in any case, even if you’re able to do using some private api your application will be rejected by Apple and will not be considered for App store release.

Being a software developer we should be always aware of how to play with files, write to a file, read from the file and so on.In this post we are going to learn the same, we will be creating a file and writing the data to the file and later reading through the same file.So let’s get started, Step 1 − Create new Xcode Project → Single View Application → name it “ReadingWritingFile”Step 2 − Open ViewController.swift and add new function as show belowpublic func createAndWriteFile() { }Now we will create a file and will print the path of the ... Read More

After the launch of the first generation mobile network in the early 1980s, the mobile wireless communication system has gone through numerous stages of evolution in the last several decades. Because there was such a high demand for new connections throughout the world, mobile communication standards progressed quickly to accommodate more users. In this brief article, let's have a look at the features offered by the early generation mobile standards.1G ProtocolThe first generation of wireless cellular technology is referred to as 1G. These are analog telecommunications standards that were launched in the 1980s and lasted until 2G digital telecommunications superseded ... Read More

This example demonstrates how to add a shadow and a border on circular imageView 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.         Step 3 − Add the following code to src/MainActivity.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import androidx.core.graphics.drawable.RoundedBitmapDrawable; import androidx.core.graphics.drawable.RoundedBitmapDrawableFactory; import android.content.Context; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.ImageView; import android.widget.RelativeLayout; import android.os.Bundle; public class MainActivity extends AppCompatActivity ... Read More

This example demonstrates how to bind data from a database to an Android CheckBox in a ListView.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.     Step 3 − Add the following code to res/layout/row_item.xml.         Step 4 − Add the following code to src/MainActivity.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.view.View; import android.widget.AdapterView; import android.widget.ListView; import java.util.ArrayList; import android.os.Bundle; public class MainActivity extends AppCompatActivity {    ArrayList dataModels;    ListView ... Read More