Java Guides

The Complete Spring Boot and Microservices Roadmap for 2026 youtu.be/ok-16vPWXW0?si…

Hi Learners, Whether you're looking to advance your skills in Generative AI (ChatGPT), Java, Spring Boot 4, Microservices, Spring Security 7, Spring Framework 7, Full-Stack Development, Functional or Reactive Programming, Interview Preparation, Testing, or want to explore AI tools like ChatGPT, there’s a course here to accelerate your learning and career growth. All my courses are project-oriented and follow industry standards — designed to give you real-world experience and confidence. Over the years, I’ve created 20+ Udemy courses focused on practical skills, real-world examples, and beginner-friendly explanations. Recently, I’ve gone a step further and launched several brand-new courses, all created with updated tools, the latest versions, and an improved teaching style. Here are the brand new courses with early bird discount links: 👉 Course name: [NEW] Learn Spring Security 7 Framework: The Practical Guide Discount link: udemy.com/course/learn-s… 👉 Course name: [Crack Spring, Spring Boot & Microservices Interviews Discount link: udemy.com/course/crack-s… 👉 Course name: Core Java Tricky, Coding & Scenario Interview Questions As usual, early bird discount link: udemy.com/course/core-ja… 👉 Course name: Build REST APIs with Spring Boot 4, Spring Security 7, and JWT As usual, early bird discount link: udemy.com/course/java-sp… 👉 Course course: [NEW] Learn Apache Maven with IntelliJ IDEA and Java 25 As usual, early bird discount link: udemy.com/course/master-… 👉 Course course: Functional Programming in Java (Includes Java Collections) ✅ Just Launched! Discount link: udemy.com/course/java-fu… 👉 Course course: Build 5+ Spring Boot Projects using Java 25 & Spring Boot 4 Discount link: udemy.com/course/build-s… 👉 Course name: ChatGPT + Generative AI + Prompt Engineering for Beginners ✅ Just Launched! Discount link: udemy.com/course/chatgpt… 👉 Course name: Master Google NotebookLM: AI-Powered Research Assistant Discount link: udemy.com/course/google-… 👉 Course name: Master Python Programming and Libraries: Python Full Course Discount link: udemy.com/course/master-… 👉 Course name: [NEW] Learn AI, ML, DL, Gen AI Basics: A Quick Guide [2026] Discount link: udemy.com/course/learn-a… My top-rated and best-selling Udemy courses: 👉 Full-Stack Java Developer Course with Spring Boot 4 & React //best full-stack course on Udemy Discount link: udemy.com/course/full-st… 👉 [NEW] Building Microservices with Spring Boot & Spring Cloud 🔥// best Microservices course on Udemy Discount link: udemy.com/course/buildin… 👉 Spring 7 & Spring Boot 4 for Beginners (Includes 8 Projects) 🔥// best Spring Boot course on Udemy Discount link: udemy.com/course/learn-s… 👉 Spring Boot Testing with JUnit 5, Mockito & Testcontainers 🔥 Discount link: udemy.com/course/testing… 👉 Building Real-Time REST APIs with Spring Boot - Blog App 🔥 Discount link: udemy.com/course/buildin… 👉 Spring Boot 3 Thymeleaf REAL-TIME Web Application - Blog App Discount link: udemy.com/course/spring-… 👉 Spring Boot 3 + RabbitMQ Course - The Practical Guide Discount link: udemy.com/course/spring-… 👉 Master Spring Data JPA with Hibernate: E-Commerce Project Discount link: udemy.com/course/master-… 👉 Spring Boot + Apache Kafka Course - The Practical Guide Discount link: udemy.com/course/spring-… 👉 [NEW] Learn Java JUnit 6 Framework - Unit Testing in Java Discount link: udemy.com/course/java-te… 👉 Reactive Programming in Java: Spring WebFlux & Testing Discount link: udemy.com/course/reactiv… 👉 [NEW] Learn Thymeleaf with Spring Boot 4 [Updated 2026] Discount link: udemy.com/course/learn-t… 🎯 Now’s the perfect time to invest in yourself — choose the course that fits your goals and enrol today for just ₹399 each! Feel free to reach out if you have any questions or need guidance on which course is right for you. I’m here to help you on your learning journey. Best regards, Ramesh (Java Guides)

Spring Framework vs. Spring Boot youtu.be/H1Aq2Cr0Cp8?si…

What is Saga Pattern in Microservices? youtu.be/q_sD9m2OPGs?si… via @YouTube

#OneWordReview... #RajaShivaji: POWER-PACKED. Rating: ⭐️⭐️⭐⭐️½ A magnificent tribute to one of #India's greatest warrior kings – Chhatrapati Shivaji Maharaj... Director #RiteishDeshmukh delivers a landmark film... DON'T MISS IT! #RajaShivajiReview #RajaShivaji is a grand cinematic salute to the indomitable spirit, courage, and vision of Chhatrapati Shivaji Maharaj... This epic blends spectacle with soul, narrating a story that resonates deeply with pride and patriotism. Handling a subject of such monumental importance is no easy task, but director #RiteishDeshmukh rises to the occasion with remarkable confidence and conviction... His storytelling is immersive, his vision crystal-clear, and his execution nothing short of spectacular. As an actor too, Riteish is phenomenal – delivering his career-best performance... He portrays Chhatrapati Shivaji Maharaj with dignity, strength, and emotional depth. The music by #AjayAtul is a towering pillar of the film... The anthem is goosebumps-inducing, while #JaiShivrai is another triumph, reaffirming their mastery... Their background score elevates every emotion, every battle cry, every moment of triumph. Now to the performances: #SanjayDutt [brilliant – among his finest works], #AbhishekBachchan [in superb form – adds weight to the proceedings], #VidyaBalan [outstanding – her acidic one-liners land perfectly], #Bhagyashree [stunning – an absolute delight], #JitendraJoshi [first-rate – sure to grab attention], #AmoleGupte [excellent – a complete natural], #SachinKhedekar [solid – thoroughly convincing], #BomanIrani [effective in a brief role], and #GeneliaDeshmukh [super – complements the narrative beautifully]... In fact, the ensemble cast delivers across the board. #MaheshManjrekar and #FardeenKhan have limited screen time. WAIT, watch out for a 'S'urprise appearance by a top actor – his sequence in the final moments is bound to be greeted with thunderous applause. The cinematography [#SantoshSivan] captures the scale and grandeur of the era magnificently... The action sequences are staged with finesse – the Chandrarao More episode, in particular, is brilliant. Any hiccups? The runtime could have been trimmed slightly. ⭐️ Final word? #RajaShivaji is a cinematic triumph – a film that makes you feel proud, emotional, and inspired... A grand spectacle, a MUST-WATCH for every #Indian! NOTE: #RajaShivaji has released in two versions – #Marathi and #Hindi.

New Udemy Course: Crack Spring, Spring Boot & Microservices Interviews Discount link: udemy.com/course/crack-s…

Python Tutorial For Beginners in English | Complete Python Course 🔥| Learn Python in 12 Hours youtu.be/wObsC7E1IEg

Running a big sale on highest-rated Udemy course: [NEW] Learn Apache Maven in Just 5 Hours: The Complete Guide Discount link: udemy.com/course/master-…

Modern Java Best Practices: Use Switch Expressions Instead of Switch Statements youtu.be/LFKqW8zeNoY?si… via @YouTube

I am running huge sale on my 20+ Udemy courses. Check out all courses and it's discount links in here. Whether you're looking to advance your skills in Generative AI (ChatGPT), Java, Spring Boot 4, Microservices, Spring Security 7, Spring Framework 7, Full-Stack Development, Functional or Reactive Programming, Interview Preparation, Testing, or want to explore AI tools like ChatGPT, there’s a course here to accelerate your learning and career growth. All my courses are project-oriented and follow industry standards — designed to give you real-world experience and confidence. Over the years, I’ve created 20+ Udemy courses focused on practical skills, real-world examples, and beginner-friendly explanations. Recently, I’ve gone a step further and launched several brand-new courses, all created with updated tools, the latest versions, and an improved teaching style. Here are the brand new courses with early bird discount links: 👉 Course name: [NEW] Learn Spring Security 7 Framework: The Practical Guide Discount link: udemy.com/course/learn-s… 👉 Course name: Core Java Tricky, Coding & Scenario Interview Questions As usual, early bird discount link: udemy.com/course/core-ja… 👉 Course name: Build REST APIs with Spring Boot 4, Spring Security 7, and JWT As usual, early bird discount link: udemy.com/course/java-sp… 👉 Course course: [NEW] Learn Apache Maven with IntelliJ IDEA and Java 25 As usual, early bird discount link: udemy.com/course/master-… 👉 Course course: Functional Programming in Java (Includes Java Collections) ✅ Just Launched! Discount link: udemy.com/course/java-fu… 👉 Course course: Build 5+ Spring Boot Projects using Java 25 & Spring Boot 4 Discount link: udemy.com/course/build-s… 👉 Course name: ChatGPT + Generative AI + Prompt Engineering for Beginners ✅ Just Launched! Discount link: udemy.com/course/chatgpt… 👉 Course name: Master Google NotebookLM: AI-Powered Research Assistant Discount link: udemy.com/course/google-… 👉 Course name: Master Python Programming and Libraries: Python Full Course Discount link: udemy.com/course/master-… 👉 Course name: [NEW] Learn AI, ML, DL, Gen AI Basics: A Quick Guide [2026] Discount link: udemy.com/course/learn-a… My top-rated and best-selling Udemy courses: 👉 Full-Stack Java Developer Course with Spring Boot 4 & React //best full-stack course on Udemy Discount link: udemy.com/course/full-st… 👉 [NEW] Building Microservices with Spring Boot & Spring Cloud 🔥// best Microservices course on Udemy Discount link: udemy.com/course/buildin… 👉 Spring 7 & Spring Boot 4 for Beginners (Includes 8 Projects) 🔥// best Spring Boot course on Udemy Discount link: udemy.com/course/learn-s… 👉 Spring Boot Testing with JUnit 5, Mockito & Testcontainers 🔥 Discount link: udemy.com/course/testing… 👉 Building Real-Time REST APIs with Spring Boot - Blog App 🔥 Discount link: udemy.com/course/buildin… 👉 Spring Boot 3 Thymeleaf REAL-TIME Web Application - Blog App Discount link: udemy.com/course/spring-… 👉 Spring Boot 3 + RabbitMQ Course - The Practical Guide Discount link: udemy.com/course/spring-… 👉 Master Spring Data JPA with Hibernate: E-Commerce Project Discount link: udemy.com/course/master-… 👉 Spring Boot + Apache Kafka Course - The Practical Guide Discount link: udemy.com/course/spring-… 👉 [NEW] Learn Java JUnit 6 Framework - Unit Testing in Java Discount link: udemy.com/course/java-te… 👉 Reactive Programming in Java: Spring WebFlux & Testing Discount link: udemy.com/course/reactiv… 👉 [NEW] Learn Thymeleaf with Spring Boot 4 [Updated 2026] Discount link: udemy.com/course/learn-t… 🎯 Now’s the perfect time to invest in yourself — choose the course that fits your goals and enrol today for just ₹399 each! Feel free to reach out if you have any questions or need guidance on which course is right for you. I’m here to help you on your learning journey. Best regards, Ramesh (Java Guides)

Complete 3 Hour Course on Java Interview Preparation: Top 100+ Java Interview Questions and Answers #java #interview youtu.be/yq-XFhUalx4?si…

Job Specific Mock Interview Using ChatGPT youtu.be/K90eQB31C0U?si…

Java Streams Full Course | Java Streams API Complete Tutorial in 2.5 Hours | 2026 youtu.be/fE_1zPrt9UA

Java Streams Full Course | Java Streams API Complete Tutorial in 2.5 Hours | 2026 youtu.be/fE_1zPrt9UA?si…

Become a Full-Stack Java Developer Course with this single course for 399/-: Full-Stack Java Developer Course with Spring Boot 4 & React udemy.com/course/full-st…

Lambda Expressions in Java | The Complete Guide to Lambda Expressions in Java youtu.be/fCR1LcECWBk?si… via @YouTube

Here are the brand new courses with early bird discount links: 👉 Course name: [NEW] Learn Spring Security 7 Framework: The Practical Guide Discount link: udemy.com/course/learn-s… 👉 Course name: Core Java Tricky, Coding & Scenario Interview Questions As usual, early bird discount link: udemy.com/course/core-ja… 👉 Course name: Build REST APIs with Spring Boot 4, Spring Security 7, and JWT As usual, early bird discount link: udemy.com/course/java-sp… 👉 Course course: [NEW] Learn Apache Maven with IntelliJ IDEA and Java 25 As usual, early bird discount link: udemy.com/course/master-… 👉 Course course: Functional Programming in Java (Includes Java Collections) ✅ Just Launched! Discount link: udemy.com/course/java-fu… 👉 Course course: Build 5+ Spring Boot Projects using Java 25 & Spring Boot 4 Discount link: udemy.com/course/build-s… 👉 Course name: ChatGPT + Generative AI + Prompt Engineering for Beginners ✅ Just Launched! Discount link: udemy.com/course/chatgpt…

Complete Python Course for FREE🔥| Learn Python in 12 Hours youtu.be/wObsC7E1IEg?si… via @YouTube

Top Spring Framework Interview Questions and Answers youtu.be/ShdrEcKwHCU?si… via @YouTube

Angular Interview Questions and Answers - Part 1 youtu.be/INz6K072lGw?si… via @YouTube

Java OOP Interview Questions and Answers for Freshers This video covers several fundamental Object-Oriented Programming (OOP) interview questions for Java beginners. Here is the full list of topics discussed: What is OOP in Java? (0:12) What is a class in Java? (2:00) What is an object in Java? (3:40) What is the difference between a class and an object? (5:16) What are state and behavior in Java objects? (6:48) What are instance variables in Java? (8:18) What are local variables in Java? (9:40) What is the difference between instance and local variables? (11:02) What is a constructor in Java? (12:48) What is the difference between a default and a parameterized constructor? (14:10) What is method overloading in Java? (15:57) What is method overriding in Java? (17:44) What is inheritance in Java? (19:28) What is encapsulation in Java? (21:13) What is abstraction in Java? (22:39) What is polymorphism in Java? (24:24) What is the difference between compile-time and runtime polymorphism? (26:04) What is the this keyword in Java? (27:57) What is the super keyword in Java? (29:37) What is the difference between this and super? (31:12) What are access modifiers in Java? (32:48) What is a static variable in Java? (34:41) What is a static method in Java? (36:16) What is the difference between static and non-static members? (37:51) What is an abstract class in Java? (39:25) What is an interface in Java? (40:54) What is the difference between a class and an interface? (42:18) youtu.be/vvgvAoX3k5k?si… via @YouTube