Java programming is easy to learn if you start with the right steps. Java means learning Java concepts, terminologies, processing & execution of your code. I will try to share…
Spring boot rest api can be easily configured to upload a single file, multiple files or an object containing both files and other properties. There are a number of ways…
OOPs concepts in java with examples of Abstraction, Encapsulation, Inheritance, Polymorphism, Object and Classes are illustrated here. OOPs concepts are the building blocks to write computer programs consisting of data…
Swagger is a framework which helps in API documentation generation, build, management and client stubs creation. Swagger allows us to define the API structure automatically so that 2 machines can…
Verify java version on Linux, Windows or Mac in multiple ways. You can even verify Java version online, by even using a browser. Java commands and Java Gui are the…
Java interview questions on multithreading are must to learn for a Java developer. Multithreading means multiple threads running in parallel. Multithreading is known as a process of executing the multiple…
The steps for how to install Java in Ubuntu, depends upon your choice of JDK type. There are 2 choices Oracle JDK and OpenJDK. JDK means the Java development kit,…
Hashing is an arrangement of data to manage and identify uniquely. Hash function, Hash Table, Hashing, Rehashing, Consistent hashing, Hash Ring are the various terms which need to be learned,…
The latest update Spring Boot 2.3 is now available. Spring Boot 2.3 adds a few new noteworthy features, fixes some issues, updates dependencies, and includes improvements. Spring Boot is an…
Problem statement:You are given a pointer to the root of a binary tree. You need to print the level order traversal of this tree. In level order traversal, we visit…