In this tutorial I will show you 4 different ways to get current date in android. For doing this we will use Calendar, Date, SimpleDateFormate and System class. How to Get Current Date in Android? Method 1: In this method we will use Calendar and SimpleDateFormate class. SimpleDateFormat sdf = new SimpleDateFormat(“dd/MM/yyyy”); Calendar c = …
In this tutorial you will get android date picker example. DatePickerDialog is used to show a dialog to pick a date. To show a DatePickerDialog call showDialog() with unique DatePickerDialog id. onCreateDialog() method is automatically called on calling showDialog() method. Register OnDateSetListener with DatePickerDialog and override onDateSet() method. onDateSet() contains the picked date. I am setting …
In this tutorial you will learn how to create a round button in android. Shape drawable resource is used to define shape of a view. Below I have shared an example to to make a circle button. Android Round Button Example Create a xml file inside res/drawable folder. round_button.xml <?xml version=”1.0″ encoding=”utf-8″?> <shape xmlns:android=”http://schemas.android.com/apk/res/android” android:shape=”oval”> …
In this tutorial you will learn how to convert image to base64 string or base64 string to image in android. Base64 is an encoding schema that represents binary data in an ASCII string. It becomes really helpful in case you want to upload image to server or save the image in database. How It Works? …
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Diamond problem occurs when we use multiple inheritance in programming languages like C++ or Java. Let’s understand this with one example. Diamond Problem in Inheritance class A { void display() { //some code } } class B : public A{ void display() { //some code } } class C : public A{ void display() { …
In this tutorial you will learn to implement android push notification using firebase cloud messaging (FCM). Firebase is a real time cross platform database that provides various functionalities like authentication, storage, notification, etc. Firebase is becoming popular among developers due to its simplicity and easy implementation. In earlier days Google Cloud Messaging (GCM) was used …
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In this article you will get list of format specifiers in C. Format specifier is used to specify the data type while reading or writing. For example if you want to print value of an integer type variable then you have to use %d in printf() function. Take below example. #include<stdio.h> int main(){ int a; …
Here you will learn about 0-1 knapsack problem in C. If you are interested in learning more about dynamic programming techniques, AlgoMonster’s Dynamic Programming Introduction and Dynamic Programming Patterns. We are given n items with some weights and corresponding values and a knapsack of capacity W. The items should be placed in the knapsack in …
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