09/06/2025 · 9 min
Host Your Own API-Accessible LLM with Ollama
A practical guide to self-host an LLM with Ollama, expose it through an API, secure access, and integrate it with Spring Boot.
#llm #ollama #self-hosting #api
open > Knowledge Base
Blog
Technical write-ups focused on cybersecurity, software engineering, architecture, and practical tooling.
18 articles visible
28/04/2025 · 14 min
ClamAV Wrapper: Build an Antivirus Scanning API
Build a Spring Boot API that scans uploaded files with ClamAV (clamd) before storage, with size validation, streaming scan, scheduled signature updates, and Docker deployment guidance.
#cybersecurity #spring-boot #api #clamav
open > 
13/03/2025 · 4 min
Understanding RESTful APIs: A guide with Spring Boot
RESTful APIs (Representational State Transfer) are a cornerstone of modern software development. They enable communication between applications over HTTP, offering a scalable and stateless architecture. Whether you're bui
#spring-boot #api
open > 06/03/2025 · 2 min
How to implement key authentication in a Spring Boot API
In modern API design, securing endpoints is a fundamental aspect of development. Using an API key in the header, such as "X-API-KEY," is a common practice for lightweight authentication. Here's how you can implement it in
#spring-boot #api
open > 22/02/2025 · 3 min
JPA specifications in Spring Boot: pagination and dynamic search
Spring Boot simplifies application development by providing powerful integrations with Java frameworks, such as JPA (Java Persistence API). Among JPA’s many capabilities, the Specification API stands out as a robust tool
#spring-boot
open > 20/02/2025 · 4 min
How to implement caching in Spring Boot with caffeine
Caching is an essential optimization technique for improving the performance and responsiveness of an application. Spring Boot provides a simple way to integrate caching into your project, and by using Caffeine, you can l
#spring-boot
open > 30/01/2025 · 5 min
Introduction to H2 database in Spring Boot
H2 is a fast, open-source, and lightweight database management system written in Java. It is particularly popular in development and testing environments due to its simplicity, small footprint, and the ability to run both
#spring-boot
open > 29/01/2025 · 5 min
Understanding JPA projections in Spring Boot
In Spring Boot applications that use JPA (Java Persistence API), projections provide a powerful mechanism for retrieving only specific parts of an entity’s data. Instead of fetching the entire entity with all its fields,
#spring-boot
open > 27/01/2025 · 5 min
Best practices for RESTful API design
Learn best practices for designing RESTful APIs with Java Spring Boot, including correct use of HTTP methods, status codes, HATEOAS, pagination, and error handling.
#api #spring-boot
open > 20/01/2025 · 3 min
Setting up PostgreSQL in a Spring Boot project with Spring Data JPA
PostgreSQL is a powerful, open-source relational database that pairs well with Spring Boot applications. This tutorial guides you through configuring PostgreSQL in a Spring Boot project using Spring Data JPA for seamless
#spring-boot #postgresql
open > 14/01/2025 · 3 min
Understanding the @Transactional annotation in Spring Boot
The `@Transactional` annotation is a cornerstone of Spring’s declarative transaction management. It allows developers to manage transactions efficiently without having to write verbose code. By simply annotating a method
#spring-boot
open > 13/01/2025 · 3 min
Understanding DTOs in Java Spring Boot
In Java Spring Boot development, **DTO** (Data Transfer Object) is a common design pattern used to transfer data between different layers of an application. This pattern is especially useful in complex systems where entit
#spring-boot #java
open > 10/01/2025 · 3 min
Guide to Lombok in Spring Boot with Maven
When working with Java, you often encounter boilerplate code such as getters, setters, constructors, and equals/hashCode methods. Lombok is a powerful Java library that helps reduce this boilerplate code, making your code
#spring-boot
open > 08/01/2025 · 7 min
Introduction to Maven in a Java Spring Boot project
[Apache Maven](https://maven.apache.org/) is a powerful build automation and dependency management tool widely used in Java development. When working on a Spring Boot project, Maven simplifies project setup, dependency ma
#spring-boot #java
open > 30/12/2024 · 4 min
Understanding CORS and how to handle it in Spring Boot
Cross-Origin Resource Sharing (CORS) is a security feature implemented by web browsers to control how resources on a web page can be requested from another domain. While it is essential for protecting users from malicious
#spring-boot
open > 11/12/2024 · 4 min
Flyway for database migrations in Spring Boot applications
Database migrations are a critical aspect of managing evolving software applications. As the application grows, database schemas often need adjustments such as adding tables, modifying columns, or introducing indexes. **F
#spring-boot
open > 29/11/2024 · 5 min
Sending Emails with Spring Boot Starter Mail
Spring Boot simplifies email sending by integrating JavaMail support through the **spring-boot-starter-mail** module.
#spring-boot
open > 23/11/2024 · 3 min
Web Scraping with Jsoup in a Spring Boot Project
Practical guide to configure and use Jsoup in a Spring Boot project to fetch and manipulate HTML data.
#spring-boot #api
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