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Day 20/90DaysOfCoding
Oct 17, 20231 min read
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Height of BinaryTree
Let's explain how the maxDepth function calculates the height of a binary tree using a diagram and a step-by-step breakdown of each iteration. We'll use the following binary tree as an example: 1 / \ 2 3 / \ 4 5 Tree Structur...
Oct 21, 20244 min read
Concept Of Bearer Authorization, Bearer Token and JWT Token .
Bearer authentication, JWT bearer, and bearer token are closely related concepts often used interchangeably, but they have specific distinctions: Bearer Authentication: Bearer authentication is a method where the client must send a token with each ...
Jul 10, 20242 min read
Data Flow of Large-scale project .
Controller receives an HTTP request and converts it to a Request object. Controller calls the Service layer method with the Request object. Service layer processes the Request object, applies business logic, and interacts with the Repository layer....
Jun 25, 20241 min read
Azure DevOps
Overview Azure DevOps, provided by Microsoft, is a suite of development tools integrated with Microsoft’s cloud platform, Azure. It offers a comprehensive set of services for managing the entire development lifecycle. Key Features Azure Repos: Git r...
Jun 21, 20241 min read
Understanding Git .
How Git Works: Repositories: A repository (or repo) is a directory that contains your project files and the entire history of changes. Commits: A commit is a record of your repository at a given point in time. It contains the changes made and a mes...
Jun 21, 20243 min read
Feature and Usage of Application.properties
Certainly! Let's consider an example where we want to access custom properties defined in the application.properties file. We'll demonstrate how to access these properties using the @Value annotation and @ConfigurationProperties approach. Step-by-Ste...
Jun 11, 20243 min read
Spring Boot
understanding of @controller and @responseBody , @controller and @requestMapping & @RestController and @requestMapping .
Jun 11, 20243 min read
Retrofit NewsAPp
Retrofit retrofit = new Retrofit.Builder() .baseUrl(BASE_URL) .addConverterFactory(GsonConverterFactory.create()) .build(); Retrofit Retrofit is a type-safe HTTP client for Android and Java. It simplif...
Apr 20, 20241 min read