Java - Medium Articles

Customized Serialization and Deserialization In Java

Serialization is a mechanism of converting the state of an object into a byte stream. Deserialization is the reverse process where the byte stream is… Read More

Java

Java Swing | Popup and PopupFactory with examples

Popup and PopupFactory are a part of the Java Swing library. Popups are used when we want to display to the user a Component on… Read More

java-swing

Java

JavaFX | TextInputDialog

TextInputDialog is a part of JavaFX library. TextInputDialog is a dialog that allows the user to enter a text, and the dialog contains a header… Read More

JavaFX

Java

BigDecimal hashCode() Method in Java

The java.math.BigDecimal.hashCode() returns the hash code for this BigDecimal. The hashcode will generally not be the same for two BigDecimal objects with equal values and… Read More

Java-BigDecimal

Java-Functions

java-math

Java-math-package

Java

BigInteger testBit() Method in Java

prerequisite : BigInteger Basics The java.math.BigInteger.testBit(index) method returns true if and only if the designated bit is set. This method Computes (this & (1<<n)) !=… Read More

Java-BigInteger

Java-Functions

java-math

Java-math-package

Java

JavaFX | Alert with examples

Alert is a part of JavaFX and it is a subclass of Dialog class. Alerts are some predefined dialogs that are used to show some… Read More

JavaFX

Java

Green vs Native Threads and Deprecated Methods in Java

A multi-threaded process as we all know has several sequences of control, where each sequence is governed by a thread and is capable of performing… Read More

Java

Integer toString() in Java

The java.lang.Integer.toString() is an inbuilt method in Java which is used to return the String object representing this Integer’s value. Syntax : public static String… Read More

Java-Functions

Java-Integer

Java-lang package

Java

Print all 3 digit repeating numbers in a very large number

Given a very large number, print all the 3 digit repeating numbers with their frequency. If a 3 digit number appears more than once, print… Read More

DSA

Java

Mathematical

Strings

Project Idea | Baby Monitoring Smart Cradle

Project Title: Baby Monitoring Smart Cradle Introduction: As we are very well familiar with the hurdles faced by Parents to nurture their infant and especially in… Read More

ProGeek 2.0

Java

Project

Python

LinkedHashMap removeEldestEntry() Method in Java

The java.util.LinkedHashMap.removeEldestEntry() method in Java is used keep a track of whether the map removes any eldest entry from the map. So each time a… Read More

Java - util package

Java-Collections

Java-LinkedHashMap

Java

Java AWT | FlowLayout

FlowLayout is used to arrange components in a sequence one after the other. The default layout of applet and panel is FlowLayout. Constructors : FlowLayout():… Read More

Java-AWT

Java

Integer hashCode() Method in Java

The java.lang.Integer.hashCode() method of Integer class in Java is used to return the hash code for a particular Integer . Syntax: public int hashCode() Parameters… Read More

Java-Functions

Java-Integer

Java-lang package

Java

Sorting a Hashmap according to values

Given marks scored out of 100 by a student in subjects where the name of the subject is key and marks scored is the value.… Read More

DSA

Hash

Java

Sorting

JavaFX | ProgressIndicator

ProgressIndicator is a part of JavaFX package. It’s a circular control which is used for indicating progress, either infinite or finite. Often used with the… Read More

JavaFX

Java

Writing a CSV file in Java using OpenCSV

A Comma-Separated Values (CSV) file is just a normal plain-text file, store data in a column by column, and split it by a separator (e.g… Read More

CSV

Java

Java AWT | Canvas Class

Canvas class is a part of Java AWT. Canvas is a blank rectangular area where the user can draw or trap input from the user.… Read More

Java-AWT

Java

HashSet add() Method in Java

The Java.util.HashSet.add() method in Java HashSet is used to add a specific element into a HashSet. This method will add the element only if the… Read More

Java - util package

Java-Collections

Java-Functions

java-hashset

Java

Iterating over Enum Values in Java

Enum in Java is a data type that contains a fixed set of constants. A Java enum type is a special kind of Java class.… Read More

Java-Data Types

Java

LinkedList get() Method in Java

The Java.util.LinkedList.get() method is used to fetch or retrieve an element at a specific index from a LinkedList. Syntax: LinkedList.get(int index) Parameters: The parameter index… Read More

Java - util package

Java-Collections

Java-Functions

java-LinkedList

Java