TechTalk Debu

What is Web 3 | Difference Between Web 2, Web 3 and Web 1 | Web 3.0 technology and Tutorial

What is Synchronous and Asynchronous microservice communication | Sync and Async API response | Java

Recursive programming Tutorial : How to write any program recursive way

Introduction of Redis DataBase (Caching)| Installation, insert and retrieve Data from Redis DB

Java Callable Interface Tutotrial | Java Concurrent Package | Java Concurrency Tutorial - Part 3

How to DEBUG Java code and micro service in Eclipse, IntelliJ

How to Insert or Delete a record into multiple Table using Java | JPA | Hibernate | Spring

Different HTTP Status code and Messages |status code 500, 200,300,700,400, 404, 503 , 401 | Part -3

How to Enable or Configure SSL (HTTPS) certificate in Spring boot Application | PKCS12 - Self Signed

Java Executor Framework - Executors Utility class Tutorial | Java Concurrency Tutorial Part - 6

Hibernate & SpringData JPA OneToOne Mapping tutorial, code, example | SpringBoot @OneToOne Part 3

Spring Boot with Spring Data JPA Automatic Table creation | Micro service | 404 error

DataBase - Difference between In-Memory Database, Normal DataBase & Caching | In Memory Database #2

How to do Git Pull Request or Merge Request | Use case Scenario of Git Merge | GitHub

Single Tenant vs Multi-Tenant Application Architecture - Saas or Cloud based Sofwatre Architecture

Which HTTP status code should use for GET, POST,PUT, DELETE,PATCH method | 204 for No Content

Use of @Qualifier annotation | Solution for NoSuchBeanDefinitionException | Spring Annotation

Spring Annotation Tutorial - @RequestMapping, @GetMapping, @PostMapping, @PutMapping, @DeleteMapping

Spring DataJpa Test Tutorial : How to Test Database using Spring Boot @DataJPATest Annotation

How to take heap dump and Rread, analyze heap dump file by free software VisualVM | .hprof file

How to Create Table in AWS DynamoDB and How to Access Dynabo DB | DynamoDB AccessKey + SecretKey

How to Migrate SpringBoot 2 to Spring boot 3 and Spring boot 2.5 to 2.7 or 3 | detail step explained

What is 400 Bad Request | Root cause and Solution of Http 400 code | Common HTTP error code #6

Core Java Interview Questions - Difference Between String, StringBuffer and StringBuilder class #4

Difference between ControllerAdvice and RestControllerAdvice annotation | Spring boot & mvc Question

Different Type Of Protocol Explained | Complete Web & Network layer protocol tutorial | HTTP,TCP,UDP

Spring Boot with Spring Data JPA Flyway Migration | org.flywaydb.core.api.FlywayException

How to run SpringBoot Application on Jetty or Undertow Server | Exclude Tomcat from SpringBoot

Difference Between isEmpty and isBlank method | Java Interview question isEmpty vs isBlank vs equals

Experience Java Developer Mock Interview for Product Based Company | 5+ Yrs experience Backend Dev

Complete Git, GitHub, bitbucket & GitLab Tutorial for beginner and advanced level | version control

Java Developer RoadMap Complete Guide for Freshers and Experienced 2023 | Java developer career path

What is Predicate and Function Functional Interface | Predicate vs Function | Java8 Interview QA

Java 14 Feature - Pattern Matching for instanceof ( first preview ) | Part - 3

HTTP 500 Internal Server solutions | HTTP 502 Bad Gateway & 503 | 5XX series Issues and Solutions

Difference between anyMatch, allMatch and noneMatch Stream API Operation | Stream Predicate JAVA8 QA

HTTP/HTTPS - HTTP method | Real-time Demo and scenarios with PUT, GET, DELETE, POST, etc | Part -2

ExecutorService Interface - Executor Framework Tuotrial | Java Concurrency Tutorial Part - 7

Difference Between Git & GitHub | Is Git & GitHub are Same | Version Control System Tutorial

How to communicate among different Micro Services by Netflix Feign Client | Micro Service Tutorial

Http Method : Difference Between Put & Patch | Putmapping vs Patchmapping - Spring MVC Annotation

Access modifiers in Java - Public, Private, Protected, Default | Core Java tutorial

AWS - SpringBoot file Upload, Delete with AWS S3 bucket Integration | RestFul Webservice | Part 3

Differences Callable Runnable and Future Interface MultiThread | Java Concurrency Tutorial - Part 4

Spring Data JPA : How to write custom query by JpaRespository | Native Query

AWS SQS Java code with example for post and received a message from MQ | Spring Boot Rest API

How to find Memory Leak in Java and solution | Java OutOfMemoryError trouble shooting

Spring Core Annotation Tutorial : @Required Annotation | BeanInitializationException Error Solution

Git Error: bad signature 0x00000000 fatal: index file corrupt | Troubleshoot and solution

Symmetric Key Encryption vs Asymmetric key Encryption | Key Encryption process

Java 8 Complete Tutorial - Functional Interface: Predicate , Consumer and Lambda Expression | Part 2