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- Code Challenge - Exploring Telephony Services
- One of the things that I find really cool about DIO bootcamps is that during the trail there are some code exercises to be carried out, with an editor nearby and some conditions; a bit of a HackerRank vibe like that. It's really cool that it helps with sediment
- javaTutorial 1021 2024-08-27 20:00:32
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- Lambda function using Docker Container Image -Part ow to develop and deploy Lambda function with Java ( runtime
- Introduction In this article I'd like explore how to develop and deploy Lambda function using Docker Container Image and Java runtime. In this article I'll use Java 21 Corretto runtime. But as with container images we can use even the recent Ja
- javaTutorial 350 2024-08-27 20:00:16
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- Aurora PostgreSQL Mastery: Bulletproof Java Models and DAOs That&#ll Make Your Team Weep with Joy
- Listen up, code jockeys. I'm about to drop some knowledge that'll transform your Aurora PostgreSQL game from amateur hour to big league. We're talking Java models and database accessors that'll make your senior devs weep with joy and your DBAs buy yo
- javaTutorial 321 2024-08-27 20:00:10
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- Transform Your Java Code: Unlock the Power of Immutability with Lombok in Just Minutes!
- Why Immutable Classes? Immutable classes are beneficial because they are inherently thread-safe, easy to reason about, and prevent accidental changes to the object's state. An immutable object’s state cannot be modified after it is created, mak
- javaTutorial 751 2024-08-26 06:35:31
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- Introducing ColdConnect MailWizard: The Ultimate Tool for Streamlined Cold Emailing
- Introduction In the world of business and networking, cold emailing remains one of the most effective strategies for outreach. However, managing cold email campaigns can be time-consuming and complex, especially when dealing with large recipien
- javaTutorial 1010 2024-08-26 06:34:02
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- Fundamental Questions of Java
- Java was first released by Sun Microsystems in 1995. The development of Java began in the early 1990s, led by James Gosling and his team. The language was originally called "Oak" but was later renamed "Java" after a type of coffee
- javaTutorial 716 2024-08-26 06:33:06
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- Dependency Inversion Principle
- High-level modules should not depend on low-level modules. Both should depend on abstractions. Abstractions should not depend on details, details should depend on abstractions. Let's understand the High-level modules and Low-level modules through
- javaTutorial 756 2024-08-26 06:32:31
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- Liskov Substitution Principle
- Objects should be replaceable with their subtype without affecting the correctness of the code Let's understand this with inheritance(Is-a relationship) example: Ostrich is a bird, Hunchback is a car, etc. Example: Racing-car is a car public cla
- javaTutorial 1072 2024-08-25 22:30:36
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- Interface Segregation Principle
- No client should be forced to depend on a method it does not use Consider example of office space where various output devices are represented using objects Before Interface Segregation Principle: IMultiFunction Interface /** * @ImultiFunction
- javaTutorial 938 2024-08-25 22:30:33
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- Single Responsibility Principle
- Every software component should have one and one responsibility only Software component can be class, method or module Example, a swiss-army knife is a multipurpose tool that violates the single responsibility principle of software development, in
- javaTutorial 478 2024-08-25 20:32:03
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- Understanding Object-Oriented Programming (OOP)
- Object-Oriented Programming (OOP) is a fundamental concept in Java, making it easier to create modular, reusable, and scalable code. In this post, we will explore the core principles of OOP, such as classes, objects, inheritance, encapsulation, polym
- javaTutorial 871 2024-08-25 20:31:32
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- Comparison of Spring Cloud with Eureka vs. Consul.io
- Microservice architectures require robust service discovery mechanisms to manage the dynamic nature of microservices. Two popular tools that facilitate service discovery in the Spring Cloud ecosystem are Eureka and Consul.io. Both tools offer unique
- javaTutorial 1123 2024-08-25 18:01:09
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- The Ultimate Guide to Create Custom Annotations in Spring Boot
- Such annotations fill the entire project in Spring Boot. But do you know what problems these annotations solve? Why were custom annotations introduced to begin with? How to create custom annotations? Today, I will cover: Why create custom annot
- javaTutorial 594 2024-08-25 18:01:02
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- Understanding @MappedSuperclass in JPA
- JPA (Java Persistence API) provides several annotations for mapping Java classes to database tables. One such useful annotation is @MappedSuperclass, which is used to designate a class whose properties must be inherited by other classes.
- javaTutorial 1045 2024-08-25 18:00:36
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- Recursion -1
- Introduction 1 The process in which a function calls itself is called recursion and the corresponding function is called a recursive function. Since computer programming is a fundamental application of mathematics, so let us first try to unders
- javaTutorial 596 2024-08-25 18:00:32
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