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Java Tutorial

Java HOME Java Intro Java Get Started Java Syntax
Syntax Statements
Java Output
Print Text Print Numbers
Java Comments Java Variables
Variables Print Variables Multiple Variables Identifiers Constants (Final) Real-Life Examples
Java Data Types
Data Types Numbers Booleans Characters Real-Life Example Non-primitive Types The var Keyword
Java Type Casting Java Operators
Operators Arithmetic Assignment Comparison Logical Precedence
Java Strings
Strings Concatenation Numbers and Strings Special Characters
Java Math Java Booleans Java If...Else
if else else if Short Hand If...Else Nested If Logical Operators Real-Life Examples
Java Switch Java While Loop
While Loop Do/While Loop Real-Life Examples
Java For Loop
For Loop Nested Loops For-Each Loop Real-Life Examples
Java Break/Continue Java Arrays
Arrays Loop Through an Array Real-Life Examples Multidimensional Arrays

Java Methods

Java Methods Java Method Parameters
Parameters Return Values
Java Method Overloading Java Scope Java Recursion

Java Classes

Java OOP Java Classes/Objects Java Class Attributes Java Class Methods Java Constructors Java this Keyword Java Modifiers
Access Modifiers Non-Access Modifiers
Java Encapsulation Java Packages / API Java Inheritance Java Polymorphism Java super Keyword Java Inner Classes Java Abstraction Java Interface Java Anonymous Java Enum
Enums Enum Constructor
Java User Input Java Date

Java Errors

Java Errors Java Debugging Java Exceptions Java Multiple Exceptions Java try-with-resources

Java File Handling

Java Files Java Create Files Java Write Files Java Read Files Java Delete Files

Java I/O Streams

Java I/O Streams Java FileInputStream Java FileOutputStream Java BufferedReader Java BufferedWriter

Java Data Structures

Java Data Structures Java Collections Java List Java ArrayList Java LinkedList Java List Sorting Java Set Java HashSet Java TreeSet Java LinkedHashSet Java Map Java HashMap Java TreeMap Java LinkedHashMap Java Iterator Java Algorithms

Java Advanced

Java Wrapper Classes Java Generics Java Annotations Java RegEx Java Threads Java Lambda Java Advanced Sorting

Java Projects

Java Projects

Java How To's

Java How Tos Add Two Numbers Swap Two Variables Even or Odd Number Reverse a Number Positive or Negative Square Root Area of Rectangle Celsius to Fahrenheit Sum of Digits Check Armstrong Number Random Number Count Words Count Vowels in a String Remove Vowels from String Count Digits in a String Reverse a String Palindrome Check Check Anagram Convert String to Array Remove Whitespace Count Character Frequency Sum of Array Elements Find Array Average Sort an Array Find Smallest Element Find Largest Element Second Largest Array Min and Max Array Merge Two Arrays Remove Duplicates Find Duplicates Shuffle an Array Factorial of a Number Fibonacci Sequence Find GCD Check Prime Number ArrayList Loop HashMap Loop Loop Through an Enum

Java Reference

Java Reference Java Keywords
assert abstract boolean break byte case catch char class continue default do double else enum exports extends final finally float for if implements import instanceof int interface long module native new package private protected public return requires short static super switch synchronized this throw throws transient try var void volatile while
Java String Methods
charAt() codePointAt() codePointBefore() codePointCount() compareTo() compareToIgnoreCase() concat() contains() contentEquals() copyValueOf() endsWith() equals() equalsIgnoreCase() format() getBytes() getChars() hashCode() indexOf() isEmpty() join() lastIndexOf() length() matches() offsetByCodePoints() regionMatches() replace() replaceAll() replaceFirst() split() startsWith() subSequence() substring() toCharArray() toLowerCase() toString() toUpperCase() trim() valueOf()
Java Math Methods
abs() acos() addExact() asin() atan() atan2() cbrt() ceil() copySign() cos() cosh() decrementExact() exp() expm1() floor() floorDiv() floorMod() getExponent() hypot() IEEEremainder() incrementExact() log() log10() log1p() max() min() multiplyExact() negateExact() nextAfter() nextDown() nextUp() pow() random() rint() round() scalb() signum() sin() sinh() sqrt() subtractExact() tan() tanh() toDegrees() toIntExact() toRadians() ulp()
Java Output Methods
print() printf() println()
Java Arrays Methods
compare() equals() sort() fill() length
Java ArrayList Methods
add() addAll() clear() clone() contains ensureCapacity() forEach() get() indexOf() isEmpty() iterator() lastIndexOf() listIterator() remove() removeAll() removeIf() replaceAll() retainAll() set() size() sort() spliterator() subList() toArray() trimToSize()
Java LinkedList Methods
add() addAll() clear() clone() contains forEach() get() getFirst() getLast() indexOf() isEmpty() iterator() lastIndexOf() listIterator() remove() removeAll() removeFirst() removeIf() removeLast() replaceAll() retainAll() set() size() sort() spliterator() subList() toArray()
Java HashMap Methods
clear() clone() compute() computeIfAbsent() computeIfPresent() containsKey() containsValue() entrySet() forEach() get() getOrDefault() isEmpty() keySet() merge() put() putAll() putIfAbsent() remove() replace() replaceAll() size() values()
Java Scanner Methods
close() delimiter() findInLine() findWithinHorizon() hasNext() hasNextBoolean() hasNextByte() hasNextDouble() hasNextFloat() hasNextInt() hasNextLine() hasNextLong() hasNextShort() locale() next() nextBoolean() nextByte() nextDouble() nextFloat() nextInt() nextLine() nextLong() nextShort() radix() reset() useDelimiter() useLocale() useRadix()
Java File Methods Java FileInputStream Java FileOutputStream Java BufferedReader Java BufferedWriter Java Iterator Methods Java Collections Methods Java System Methods Java Errors & Exceptions

Java Examples

Java Examples Java Compiler Java Exercises Java Quiz Java Server Java Syllabus Java Study Plan Java Certificate


Java Server

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