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allthingsare
01
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Introduction
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01
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Why Learn Java
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2
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Install IDE
01
3
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Assignment
02
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Variables
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02
1
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Primitive Types
02
2
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Type Casting
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3
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Assignment
03
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Operators
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03
1
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Basic Operators
03
2
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String and Expressions
03
3
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Assignment:
04
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Conditions
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04
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if-else Statements
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2
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Switch-case Structure
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3
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Assignment
05
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Loops
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for Loop
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2
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loop flow control
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3
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Assignment
06
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Repetition
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06
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while Loop
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2
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do-while
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3
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Assignment
07
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Arrays
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07
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1D and 2D Arrays
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2
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ArrayList
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3
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Assignment
08
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Methods
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08
1
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Method Basics
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2
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Overloading and Return
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3
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Assignment
09
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Classes
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09
1
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Class Basics
09
2
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Instantiate Objects
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3
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Assignment
10
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Encapsulation
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10
1
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Access Modifiers
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2
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Getters, Setters
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3
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Assignment
11
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Static
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1
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Static Basics
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2
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final and Constants
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3
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Assignment
12
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Inheritance
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12
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Extending Classes
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2
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Method Overriding
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3
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Assignment
13
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Abstraction
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13
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Abstract Class
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2
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Interfaces
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3
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Assignment
14
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Exceptions
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14
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try-catch-finally
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2
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throw and throws
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3
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Assignment
15
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Collections
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1
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List and Set
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2
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Map Basics
16
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Strings
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16
1
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String vs StringBuilder
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2
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String Methods
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3
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Assignment
17
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FileIO
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17
1
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Reading and Writing
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2
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Buffered I/O
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3
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Assignment
18
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DateTime
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18
1
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LocalDateTime
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2
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Formatting
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3
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Assignment
19
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Mini Project
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19
1
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Basic CRUD
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2
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Integration Practice
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3
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Assignment
20
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WebConnection
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Review Core Java Concepts
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2
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How Spring Boot Uses Java
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3
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Assignment
Run HelloWorld on Windows โ Install OpenJDK on Ubuntu โ Run HelloWorld via terminal