Java Programmatic Universe

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Category: 💻 Java in 25 hours (28 steps)

Java programming in just 25 hours with our 28-step structured guide! This beginner-to-advanced Java tutorial covers Core Java, OOPs concepts, exception handling, collections, multithreading, JDBC, and more. Each step includes hands-on examples, code snippets, and real-world use cases to help you learn Java fast and efficiently. Whether you’re a beginner or a developer looking to refine your skills, this course will make you job-ready. 🚀 Start your Java journey today

installer

Step 1: Java Installation in Windows/MAC/Linux – 1st Hour

071713 1135 introductio4

💻 Step 2 : Java definition : 1st hour

java jrejdkjvm jvmpicture

💻 Step 3:Java Components (jvm/jre/jdk) : 1st hour

classes and objects

💻 Step 4: Classes and Objects: 2nd hour

datatypesinjava

💻Step 5: Java datatypes- 2nd hour +code

classesconst

💻 Step 6: Java Constructor – 3rd hour +code

memorypic1

💻 Step 7: Java variables – 4th hour + code

java tutorial 47 638 copy1

💻Step 8:Modifiers in java – 5th hour +code

arithmetic operators

💻 Step 9: Java Operators – 6th hour +code

autoboxing and unboxing in java

💻Step 10:Type Casting, Boxing/InBoxing and OutBoxing -6th hour +code

nested classes

💻Step 11:Nested Classes – 7th hour + code

packages in java programming featured image

💻Step 12: Packages – 7th hour + code

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💻Step 13:Oops- 1st Concept :INHERITANCE: 8th hour + code

java polymorphism and types

💻Step 14: Oops- 2nd Concept: Polymorphism: 9th hour + code

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💻Step 15:Oops- 3rd Concept: Abstraction: 10th hour + code

encapsulation in java1

💻Step 16:Oops- 4th Concept: Encapsulation: 11th hour + code

this keyword uses in java featured image 1280x7201 1

💻Step 17:this and super keywords – 11th hour + code

multpl

💻Step 18:Interface – 12th hour + code

one dimensional array in java1

💻Step 19:Array -12th hour + code

output1

💻Step 20: String Handling -13th hour + code

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💻Step 21: Collection Frameworks -14th+15th hour + code

xptios

💻Step 22:Exception Handling -16th+17th hour + code

bsc

💻Step 23:I/O package 18th+19th hour+code

thread and process

💻Step 24: Multithreading-20th+21st hour + code

java reflection reflection api1

💻Step 25: Reflection API -22th hour + code

java1

💻Step 26: Design Patterns -23th hour + code

jdbc architecture

💻Step 27:JDBC -24th +25th hour +code

java interview questions header

 Top 100 Java Interview Questions

jaava version21

 JAVA 7 vs 8 vs 9 vs 10 vs 11 vs 12 vs 13 vs 14 vs 15 vs 16 vs 17 vs 18 vs 19 vs 20 vs 21

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