Java - Medium Articles

What is Heap Pollution in Java and how to resolve it?

What is Heap Pollution? Heap pollution implies that we have bad data in our heap memory. In Java language, heap pollution is a situation that… Read More

Memory Management

Technical Scripter 2019

Java

Technical Scripter

Difference between Inheritance and Composition in Java

Inheritance: When we want to create a new class and there is already a class that includes some of the code that we want, we can… Read More

Inheritance

Java-Object Oriented

Java

How to Make a Phone Call From an Android Application?

In this article, you will make a basic android application that can be used to call some numbers through your android application. You can do… Read More

Android

Java

Kotlin

How to Send an Email From an Android Application?

In this article, you will make a basic Android Application that can be used to send email through your android application. You can do so… Read More

Android

Java

Kotlin

Problem in comparing Floating point numbers and how to compare them correctly?

In this article, we will see what is the problem in comparing floating-point numbers and we will discuss the correct way to compare two floating-point… Read More

C Language

C++

Java

Programming Language

Technical Scripter

MessageFormat format() method in Java with Example : Set – 1

The format() method of java.text.MessageFormat class is used to get the formatted array of object appended into the string buffer object. formatted array will contain… Read More

Java-Functions

Java-MessageFormat

Java-text package

Java

Print all possible paths from the first row to the last row in a 2D array

Given a 2D array of characters with M rows and N columns. The task is to print all the possible paths from top (first row)… Read More

DFS

DSA

Experienced

Experiences

Java

Matrix

Recursion

JPMS : Java Platform Module System

JPMS: JPMS i.e. Java Platform Module System is a new feature which is introduced in Java 9. With the help of the Java module system,… Read More

Java

How to iterate over a TreeMap in Java?

Given a TreeMap, the task is to iterate this TreeMap in Java. The TreeMap in Java is used to implement Map interface and NavigableMap along… Read More

java-TreeMap

Java

Collator equals(String, String) method in Java with Example

The equals() method of java.text.Collator class is used to check if both strings are identical or not. Syntax: public boolean equals(String source, String target) Parameter:… Read More

Java-Collator

Java-Functions

Java-text package

Java

Android | Horizontal RecyclerView with Examples

RecyclerView is a ViewGroup added to the android studio as a successor of the GridView and ListView. It is an improvement on both of them… Read More

android 1

Java

ChoiceFormat setChoices() method in Java with Examples

The setChoices() method of java.text.ChoiceFormat class is used to set the new Choice item with a defined limit and format in Choiceformat object. Syntax: public… Read More

Java- ChoiceFormat

Java-Functions

Java-text package

Java

Protected Keyword in Java with Examples

Access modifiers in Java help to restrict the scope of a class, constructor, variable, method, or data member. There are four types of access modifiers… Read More

access modifiers

Java-keyword

Java

Android: How to Upload an image on Firebase storage?

Firebase is a mobile and web application development platform. It provides services that a web application or mobile application might require. Firebase provides secure file… Read More

android 1

Java

KeyStore getKey() method in Java with Examples

The getKey() method of java.security.KeyStore class is used to get the key associated with the given alias, using the given password to recover it. Syntax:… Read More

Java-Functions

Java-KeyStore

Java-security package

Java

Best Books To Learn Java For Beginners and Experts

To learn the art of programming in Java, it is important to first learn the rules and then learn when to break them! And this… Read More

GBlog

Java

Python

5 Best Programming Languages For Newbies

Learning a first programming language is always special for everyone. We get attached to it and it sticks with us forever. You might have been… Read More

C#

GBlog

Java

Python

Ruby

School Programming

HashMap computeIfPresent(key, BiFunction) method in Java with Examples

The computeIfPresent(Key, BiFunction) method of HashMap class which allows you to compute value of a mapping for specified key if key is already associated with… Read More

Java - util package

Java-Collections

Java-Functions

Java-HashMap

Picked

Java

Extract all integers from the given string in Java

Given a string str consisting of digits, alphabets, and special characters. The task is to extract all the integers from the given string. Examples: Input:… Read More

DSA

Java

Java Programs

Strings

How to convert an Array to String in Java?

Below are the various methods to convert an Array to String in Java: Arrays.toString() method: Arrays.toString() method is used to return a string representation of… Read More

Java-Array-Programs

Java-String-Programs

Picked

Java