Bellamer

Documenting my journey from Java/Spring developer to AI security specialist. 🔐 Focus: AI Security, Privacy-Preserving ML, OSINT 🛠️ Stack: Java, Spring, React, Angular,Docker, Local LLMs 📍 Germany

Germany Joined on Aug 12, 2024

Cover image for # Running a Local LLM on an Android Phone

Bellamer

Jul 30 '25

# Running a Local LLM on an Android Phone

#ai #llm #cybersecurity #privacy

3 min read

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Cover image for Building Cinematic UI Themes — 16 Responsive Layouts Inspired by Iconic Movies

Bellamer

Jul 25 '25

Building Cinematic UI Themes — 16 Responsive Layouts Inspired by Iconic Movies

#html #css #portfolio #ui

2 min read

Cover image for SQL Joins Made Easy: INNER, OUTER, LEFT, RIGHT Joins

Bellamer

Apr 17 '25

SQL Joins Made Easy: INNER, OUTER, LEFT, RIGHT Joins

#learning #database #sql #developer

1 min read

Cover image for Filtering Data in SQL: Using WHERE, AND, OR, and NOT

Bellamer

Apr 16 '25

Filtering Data in SQL: Using WHERE, AND, OR, and NOT

#learning #database #sql #developer

1 min read

Cover image for SQL Basics: SELECT, INSERT, UPDATE, and DELETE Explained

Bellamer

Apr 15 '25

SQL Basics: SELECT, INSERT, UPDATE, and DELETE Explained

#learning #database #sql #developer

1 min read

Cover image for Relationships in Databases: One-to-One, One-to-Many, and Many-to-Many

Bellamer

Apr 13 '25

Relationships in Databases: One-to-One, One-to-Many, and Many-to-Many

#learning #database #sql #developer

2 min read

Cover image for Entity-Relationship (ER) Diagrams: Visualizing Your Database Structure

Bellamer

Apr 13 '25

Entity-Relationship (ER) Diagrams: Visualizing Your Database Structure

#learning #database #sql #developer

2 min read

Cover image for Master SQL with These Handy Tools, Tips, and Tricks

Bellamer

Apr 12 '25

Master SQL with These Handy Tools, Tips, and Tricks

#learning #database #sql #developer

3 min read

Cover image for Normalization: How to Structure Your Database for Efficiency

Bellamer

Apr 12 '25

Normalization: How to Structure Your Database for Efficiency

#database #learning #sql #developer

2 min read

Cover image for The Basics of Relational Databases: Primary Keys and Foreign Keys Explained

Bellamer

Mar 15 '25

The Basics of Relational Databases: Primary Keys and Foreign Keys Explained

#learning #database #sql #developer

2 min read

Cover image for What is SQL? A Simple Introduction to Structured Query Language

Bellamer

Mar 14 '25

What is SQL? A Simple Introduction to Structured Query Language

#learning #database #sql #developer

2 min read

Cover image for Key Concepts in Databases: Tables, Rows, Columns, and Keys

Bellamer

Mar 13 '25

Key Concepts in Databases: Tables, Rows, Columns, and Keys

#learning #database #sql #developer

2 min read

Cover image for Types of Databases: Relational, NoSQL, and Beyond

Bellamer

Mar 12 '25

Types of Databases: Relational, NoSQL, and Beyond

#learning #database #sql #developer

2 min read

Cover image for Why Databases Matter: Real-World Applications and Use Cases

Bellamer

Mar 11 '25

Why Databases Matter: Real-World Applications and Use Cases

#learning #database #sql #developer

2 min read

Cover image for What is a Database? A Beginner’s Guide to Storing and Organizing Data

Bellamer

Mar 10 '25

What is a Database? A Beginner’s Guide to Storing and Organizing Data

#learning #database #sql #developer

2 min read

Cover image for Java Concurrency and Multithreading

Bellamer

Mar 6 '25

Java Concurrency and Multithreading

#webdev #programming #java #backend

2 min read

Cover image for # Spring Boot Annotation Cheat Sheet

Bellamer

Dec 18 '24

# Spring Boot Annotation Cheat Sheet

#webdev #programming #java #coding

4 min read

Cover image for Understanding Garbage Collection in Java: What, Why, and How

Bellamer

Nov 27 '24

Understanding Garbage Collection in Java: What, Why, and How

#webdev #programming #java #backenddevelopment

5 min read

Cover image for Understanding the Java Memory Model: Heap and Stack Explained

Bellamer

Nov 23 '24

Understanding the Java Memory Model: Heap and Stack Explained

#webdev #programming #java #backend

4 min read

Cover image for Understanding “Pass by Value” and “Pass by Reference” in Java

Bellamer

Nov 22 '24

Understanding “Pass by Value” and “Pass by Reference” in Java

#webdev #programming #java #backend

4 min read

Cover image for A Comprehensive Guide to JDBC in Java: How It Works and best practices

Bellamer

Nov 22 '24

A Comprehensive Guide to JDBC in Java: How It Works and best practices

#webdev #programming #java #backend

3 min read

Cover image for Understanding SOLID Principles in Software Design

Bellamer

Nov 21 '24

Understanding SOLID Principles in Software Design

#webdev #programming #java #design

128

4 min read

Bellamer

Nov 10 '24

Mastering Java Streams: A Complete Guide for Developers

#webdev #programming #java #backend

4 min read

Bellamer

Nov 5 '24

Mastering Java Lambdas: A Deep Dive for Java Developers

#webdev #programming #java #coding

4 min read

Bellamer

Oct 30 '24

Supercharging Java with Project Lombok: Simplify Your Code, Boost Your Productivity

#webdev #programming #productivity #java

5 min read

Cover image for Part 2: Generics in Collections, Sorting, and Utility Methods

Bellamer

Oct 22 '24

Part 2: Generics in Collections, Sorting, and Utility Methods

#programming #tutorial #java #coding

4 min read

Cover image for Part 1: Java Collections Framework - Lists, Sets, Maps, and Collections Utility Class

Bellamer

Oct 2 '24

Part 1: Java Collections Framework - Lists, Sets, Maps, and Collections Utility Class

#programming #tutorial #java #coding

5 min read

Cover image for File Handling in Java: A Comprehensive Guide

Bellamer

Sep 24 '24

File Handling in Java: A Comprehensive Guide

#webdev #java #coding #programming

5 min read

Cover image for Essential Programming Symbols and Their German Equivalents

Bellamer

Sep 20 '24

Essential Programming Symbols and Their German Equivalents

#javascript #java #coding #developers

3 min read

Cover image for # Exploring the Risks of RFID WiFi Tags: Copying and Emulating with a Flipper zero

Bellamer

Sep 20 '24

# Exploring the Risks of RFID WiFi Tags: Copying and Emulating with a Flipper zero

#cybersecurity #infosec #wifi #testing

5 min read

Cover image for Inversion of Control in Spring Framework

Bellamer

Sep 15 '24

Inversion of Control in Spring Framework

#webdev #spring #programming #java

4 min read

Cover image for Git Basics: Branching, Viewing History, Commands, Best Practices, and Tips

Bellamer

Sep 13 '24

Git Basics: Branching, Viewing History, Commands, Best Practices, and Tips

#coding #programming #developer #git

4 min read

Cover image for Crafting Meaningful `catch` Blocks in Java for File Handling

Bellamer

Sep 10 '24

Crafting Meaningful `catch` Blocks in Java for File Handling

#webdev #programming #java #developer

5 min read

Cover image for Default and Static Methods in Interfaces

Bellamer

Sep 6 '24

Default and Static Methods in Interfaces

#java #webdev #programming #coding

3 min read

Cover image for Mastering Interfaces and Abstract Classes – Advanced Insights

Bellamer

Sep 5 '24

Mastering Interfaces and Abstract Classes – Advanced Insights

#java #webdev #programming #learning

3 min read

Cover image for Interface vs. Abstract Class – When to Use Which?

Bellamer

Sep 3 '24

Interface vs. Abstract Class – When to Use Which?

#webdev #programming #java #coding

2 min read

Cover image for Abstract Classes in Java – Breaking It Down

Bellamer

Sep 3 '24

Abstract Classes in Java – Breaking It Down

#webdev #programming #learning #java

2 min read

Cover image for Understanding Interfaces in Java – A Simple Guide

Bellamer

Aug 30 '24

Understanding Interfaces in Java – A Simple Guide

#java #programming #coding #webdev

2 min read

Cover image for Mastering Exception Handling: Best Practices and Common Pitfalls

Bellamer

Aug 29 '24

Mastering Exception Handling: Best Practices and Common Pitfalls

#webdev #java #programming #development

6 min read

Bellamer

Aug 27 '24

Java Exception Handling

#java #tutorial #programming #coding

5 min read

Cover image for Understanding Object-Oriented Programming (OOP)

Bellamer

Aug 25 '24

Understanding Object-Oriented Programming (OOP)

#beginners #learning #java #programming

4 min read

Cover image for Mastering Methods in Java: Defining, Using, and Overloading

Bellamer

Aug 23 '24

Mastering Methods in Java: Defining, Using, and Overloading

#java #coding #beginners #programming

3 min read

Cover image for Java vs. JavaScript: Understanding the Key Differences

Bellamer

Aug 22 '24

Java vs. JavaScript: Understanding the Key Differences

5 min read

Cover image for Understanding Arrays and Collections in Java: Managing Groups of Data

Bellamer

Aug 22 '24

Understanding Arrays and Collections in Java: Managing Groups of Data

#java #beginners #coding #programming

3 min read

Cover image for Control Flow: Mastering Conditional Statements and Loops

Bellamer

Aug 20 '24

Control Flow: Mastering Conditional Statements and Loops

#java #programming #coding #learning

4 min read

Cover image for Setting Up Your Flipper Zero: A Step-by-Step Guide for Beginners

Bellamer

Aug 19 '24

Setting Up Your Flipper Zero: A Step-by-Step Guide for Beginners

#pentest #cybersecurity #development #beginners

4 min read

Bellamer

Aug 17 '24

Hello, world!

5 min read

Bellamer

Aug 16 '24

Java - Beginner

#java #programming #backend #webdev

2 min read

Cover image for Understanding Programming Paradigms

Bellamer

Aug 15 '24

Understanding Programming Paradigms

3 min read

Cover image for Web development fundamentals

Bellamer

Aug 12 '24

Web development fundamentals

#webdev #beginners #programming #learning

4 min read

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