In C++11 and above there is a concept called Raw string. In strings we use different characters like , \t etc. They have different meaning. The is used to return the cursor to the next line, the \t generates a tab etc.If we want to print these characters in ... Read More

This example demonstrate about How to Add One Side Left Border to TextView in Android using XML.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. ... Read More

Here we will see how to replace a part of a string by another string in C++. In C++ the replacing is very easy. There is a function called string.replace(). This replace function replaces only the first occurrence of the match. To do it for all we have used loop. ... Read More

This example demonstrate about How to build a Horizontal ListView with RecyclerViewStep 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.         ... Read More

This example demonstrate about How to use Bubble chart graph in android.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 − Open build.gradle(module level) and add library dependency.apply plugin: 'com.android.application' android { ... Read More

This example demonstrate about How to create our own Listener interface 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 ... Read More

For solving mathematical expression, we need prefix or postfix form. After converting infix to postfix, we need postfix evaluation algorithm to find the correct answer.Here also we have to use the stack data structure to solve the postfix expressions.From the postfix expression, when some operands are found, pushed them in ... Read More

This example demonstrate about How to detect when an Android app goes to the background and come back to the foregroundStep 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 ... Read More

Before getting into the example, we should know what singleton design pattern is. A singleton is a design pattern that restricts the instantiation of a class to only one instance. Notable uses include controlling concurrency and creating a central point of access for an application to access its data store.This example ... Read More

The adjacency matrix of a graph is a square matrix of size V x V. The V is the number of vertices of the graph G. In this matrix in each side V vertices are marked. If the graph has some edges from i to j vertices, then in the ... Read More